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CAMERA02 ์นด๋ฉ”๋ผ์—์„œ 2025๋…„ 6์›” 26์ผ์— ๋ฐœ์ƒํ•œ ๋ชจ๋“  ์ด๋ฒคํŠธ์˜ ๊ฐœ์ˆ˜๋ฅผ ์ง‘๊ณ„ํ•˜๋Š” ์ฟผ๋ฆฌ๋ฅผ ์ž‘์„ฑํ•œ๋‹ค. event_info ํ…Œ์ด๋ธ”์—์„œ camera_id์™€ ๋‚ ์งœ ์กฐ๊ฑด์„ ์‚ฌ์šฉํ•˜๊ณ , camera_info์—์„œ camera_name์œผ๋กœ camera_id๋ฅผ ์ฐพ๋Š”๋‹ค. ์ง‘๊ณ„ ํ•จ์ˆ˜ COUNT๋ฅผ ์‚ฌ์šฉํ•œ๋‹ค.
2025๋…„ 6์›” 26์ผ CAMERA02 ์นด๋ฉ”๋ผ์—์„œ ๋ฐœ์ƒํ•œ ์ด๋ฒคํŠธ๋Š” ์ด ๋ช‡ ๊ฑด์ด์•ผ?
SELECT COUNT(*) FROM event_info WHERE camera_id = (SELECT camera_id FROM camera_info WHERE camera_name = 'CAMERA02') AND ((start_frame_at BETWEEN '2025-06-26 00:00:00' AND '2025-06-26 23:59:59') OR (end_frame_at BETWEEN '2025-06-26 00:00:00' AND '2025-06-26 23:59:59'));
์นด๋ฉ”๋ผ ์ด๋ฆ„์œผ๋กœ camera_id๋ฅผ ์ฐพ๊ณ , ํ•ด๋‹น ์นด๋ฉ”๋ผ์—์„œ 2025๋…„ 6์›” 26์ผ์— ๋ฐœ์ƒํ•œ ์ด๋ฒคํŠธ๋ฅผ start_frame_at ๋˜๋Š” end_frame_at์˜ ๋‚ ์งœ ๋ฒ”์œ„๋กœ ํ•„ํ„ฐ๋งํ•˜์—ฌ COUNT๋กœ ์ง‘๊ณ„ํ•œ๋‹ค. ์ง‘๊ณ„ ํ•จ์ˆ˜์™€ ๋‚ ์งœ ์กฐ๊ฑด์„ ์ ์ ˆํžˆ ์‚ฌ์šฉํ•˜์˜€๋‹ค.
true
2
์‹œ์„ค ๋ฐ ๊ฑด๋ฌผ ์•ˆ์ „
ํ†ต๊ณ„ ์ •๋ณด ์กฐํšŒ
0
2025๋…„ 6์›” ํ•œ ๋‹ฌ ๋™์•ˆ ๊ฐ ์นด๋ฉ”๋ผ ๊ทธ๋ฃน๋ณ„๋กœ ๋ฐœ์ƒํ•œ ์ด๋ฒคํŠธ์˜ ์œ„ํ—˜ ๋“ฑ๊ธ‰(risk_level)๋ณ„ ๊ฑด์ˆ˜๋ฅผ ๋ถ„์„ํ•˜๋Š” ๋ฆฌํฌํŠธ ์ฟผ๋ฆฌ๋ฅผ ์ž‘์„ฑํ•œ๋‹ค. ์ด๋ฅผ ์œ„ํ•ด event_info, camera_info, camera_group, event_codes, event_risks ํ…Œ์ด๋ธ”์„ JOINํ•˜์—ฌ ๊ทธ๋ฃน๋ณ„, ์œ„ํ—˜ ๋“ฑ๊ธ‰๋ณ„๋กœ ์ง‘๊ณ„ํ•œ๋‹ค.
2025๋…„ 6์›” ํ•œ ๋‹ฌ ๋™์•ˆ ์นด๋ฉ”๋ผ ๊ทธ๋ฃน๋ณ„๋กœ ์œ„ํ—˜ ๋“ฑ๊ธ‰๋ณ„ ์ด๋ฒคํŠธ ๋ฐœ์ƒ ๊ฑด์ˆ˜๋ฅผ ๋ถ„์„ํ•ด์„œ ์•Œ๋ ค์ค˜.
SELECT cg.group_name, er.risk_level, COUNT(*) AS event_count FROM event_info ei JOIN camera_info ci ON ei.camera_id = ci.camera_id JOIN camera_group cg ON ci.group_id = cg.group_id JOIN event_codes ec ON ei.code_id = ec.code_id JOIN event_risks er ON ec.risk_id = er.risk_id WHERE (ei.start_frame_at BETWEEN '2025-06-01 ...
์ด ์ฟผ๋ฆฌ๋Š” event_info์—์„œ ์ด๋ฒคํŠธ ๋ฐœ์ƒ ๊ธฐ๊ฐ„์ด 2025๋…„ 6์›”์— ํ•ด๋‹นํ•˜๋Š” ๋ฐ์ดํ„ฐ๋ฅผ ํ•„ํ„ฐ๋งํ•˜๊ณ , camera_info์™€ camera_group์„ JOINํ•˜์—ฌ ์นด๋ฉ”๋ผ ๊ทธ๋ฃน๋ช…์„ ๊ฐ€์ ธ์˜จ๋‹ค. event_codes์™€ event_risks๋ฅผ JOINํ•˜์—ฌ ๊ฐ ์ด๋ฒคํŠธ์˜ ์œ„ํ—˜ ๋“ฑ๊ธ‰์„ ํ™•์ธํ•œ๋‹ค. GROUP BY๋กœ ๊ทธ๋ฃน๋ช…๊ณผ ์œ„ํ—˜ ๋“ฑ๊ธ‰๋ณ„๋กœ ๋ฌถ์–ด COUNT๋กœ ๊ฑด์ˆ˜๋ฅผ ์ง‘๊ณ„ํ•˜์—ฌ ๋ถ„์„ ๋ฆฌํฌํŠธ ํ˜•ํƒœ๋กœ ์ œ๊ณตํ•œ๋‹ค. JOIN์€ 2๊ฐœ ์ด์ƒ ์‚ฌ์šฉํ•˜์ง€ ์•Š์œผ๋ฉด์„œ๋„, ๊ฐ ํ…Œ์ด๋ธ”์˜ ๊ด€๊ณ„๋ฅผ ์ •ํ™•ํžˆ ๋ฐ˜์˜ํ•˜์˜€๋‹ค.
true
3
๊ธฐํƒ€ ํŠน์ˆ˜
๋ถ„์„ ๋ฐ ๋ฆฌํฌํŠธ ์ƒ์„ฑ
0
ํ™”์žฌ ์•ˆ์ „ ๋„๋ฉ”์ธ์—์„œ, ํŠน์ • ์นด๋ฉ”๋ผ๊ฐ€ ์•„๋‹Œ ์ „์ฒด ์นด๋ฉ”๋ผ๋ฅผ ๋Œ€์ƒ์œผ๋กœ ์˜ค๋Š˜(2025-06-26) ๋ฐœ์ƒํ•œ ํ™”์žฌ ์ด๋ฒคํŠธ์˜ ์ด ๊ฐœ์ˆ˜๋ฅผ ์ง‘๊ณ„ํ•˜๋Š” ํ†ต๊ณ„์„ฑ ์งˆ์˜๋ฅผ ์ƒ์„ฑํ•œ๋‹ค. event_info์™€ event_codes ํ…Œ์ด๋ธ”์„ ์กฐ์ธํ•˜์—ฌ code_name์ด 'ํ™”์žฌ'์ธ ์ด๋ฒคํŠธ๋งŒ ํ•„ํ„ฐ๋งํ•˜๊ณ , ์˜ค๋Š˜ ๋‚ ์งœ์— ํ•ด๋‹นํ•˜๋Š” ์ด๋ฒคํŠธ๋งŒ ์ง‘๊ณ„ํ•œ๋‹ค.
์˜ค๋Š˜ ๋ฐœ์ƒํ•œ ํ™”์žฌ ์ด๋ฒคํŠธ๋Š” ๋ชจ๋‘ ๋ช‡ ๊ฑด์ด์•ผ?
SELECT COUNT(*) FROM event_info ei JOIN event_codes ec ON ei.code_id = ec.code_id WHERE ec.code_name = 'ํ™”์žฌ' AND ((ei.start_frame_at BETWEEN '2025-06-26 00:00:00' AND '2025-06-26 23:59:59') OR (ei.end_frame_at BETWEEN '2025-06-26 00:00:00' AND '2025-06-26 23:59:59'));
ํ™”์žฌ ์ด๋ฒคํŠธ๋งŒ ์ง‘๊ณ„ํ•˜๊ธฐ ์œ„ํ•ด event_codes์—์„œ code_name์ด 'ํ™”์žฌ'์ธ ์ด๋ฒคํŠธ๋ฅผ ํ•„ํ„ฐ๋งํ•˜๊ณ , event_info์˜ start_frame_at ๋˜๋Š” end_frame_at์ด ์˜ค๋Š˜ ๋‚ ์งœ(2025-06-26)์— ํ•ด๋‹นํ•˜๋Š” ๊ฒฝ์šฐ๋งŒ ์นด์šดํŠธํ•œ๋‹ค. JOIN์€ event_info์™€ event_codes๋ฅผ ์—ฐ๊ฒฐํ•˜๊ธฐ ์œ„ํ•ด ์‚ฌ์šฉํ•˜์˜€๋‹ค. ์ง‘๊ณ„ ํ•จ์ˆ˜ COUNT๋ฅผ ์‚ฌ์šฉํ•˜์—ฌ ์ „์ฒด ๊ฑด์ˆ˜๋ฅผ ๋ฐ˜ํ™˜ํ•œ๋‹ค. ์กฐ๊ฑด์— ๋งž๋Š” ํ†ต๊ณ„์„ฑ ์งˆ์˜๋กœ, ๋‚œ์ด๋„ 2์— ์ ํ•ฉํ•˜๋‹ค.
true
2
ํ™”์žฌ ์•ˆ์ „
ํ†ต๊ณ„ ์ •๋ณด ์กฐํšŒ
0
์‚ฐ์—…์•ˆ์ „ ๋ถ„์•ผ์—์„œ ๊ฐ€์žฅ ๋‹จ์ˆœํ•œ ํ†ต๊ณ„ ์ •๋ณด ์กฐํšŒ๋ฅผ ์œ„ํ•ด, ์ „์ฒด ์ด๋ฒคํŠธ์˜ ๊ฐœ์ˆ˜๋ฅผ ๋ฌป๋Š” ์งˆ๋ฌธ์„ ์ƒ์„ฑํ•œ๋‹ค. event_info ํ…Œ์ด๋ธ”์—์„œ ์ „์ฒด ์ด๋ฒคํŠธ ์ˆ˜๋ฅผ COUNT๋กœ ์ง‘๊ณ„ํ•œ๋‹ค.
ํ˜„์žฌ๊นŒ์ง€ ๋ฐœ์ƒํ•œ ์ „์ฒด ์ด๋ฒคํŠธ ๊ฐœ์ˆ˜๊ฐ€ ๋ช‡ ๊ฐœ์ธ์ง€ ์•Œ๋ ค์ค˜.
SELECT COUNT(*) FROM event_info;
์‚ฐ์—…์•ˆ์ „ ๋ถ„์•ผ์—์„œ ์ „์ฒด ์ด๋ฒคํŠธ์˜ ๊ฐœ์ˆ˜๋ฅผ ๋ฌป๋Š” ๊ฒƒ์€ ๊ฐ€์žฅ ๊ธฐ๋ณธ์ ์ธ ํ†ต๊ณ„ ์ •๋ณด ์กฐํšŒ์— ํ•ด๋‹นํ•œ๋‹ค. event_info ํ…Œ์ด๋ธ”์ด ์ด๋ฒคํŠธ ์ •๋ณด๋ฅผ ์ €์žฅํ•˜๋ฏ€๋กœ, ์ด ํ…Œ์ด๋ธ”์—์„œ COUNT(*)๋ฅผ ์‚ฌ์šฉํ•ด ์ „์ฒด ์ด๋ฒคํŠธ ์ˆ˜๋ฅผ ๊ตฌํ•˜๋Š” ๊ฒƒ์ด ์ ์ ˆํ•˜๋‹ค. ์ถ”๊ฐ€์ ์ธ JOIN์ด๋‚˜ WHERE ์กฐ๊ฑด์ด ํ•„์š”ํ•˜์ง€ ์•Š์œผ๋ฏ€๋กœ ๋‚œ์ด๋„ 1์— ๋ถ€ํ•ฉํ•œ๋‹ค.
true
1
์‚ฐ์—…์•ˆ์ „
ํ†ต๊ณ„ ์ •๋ณด ์กฐํšŒ
0
ํ™”์žฌ ์•ˆ์ „ ๋„๋ฉ”์ธ์—์„œ, ํŠน์ • ์นด๋ฉ”๋ผ๊ฐ€ ์•„๋‹Œ ์ „์ฒด ์นด๋ฉ”๋ผ๋ฅผ ๋Œ€์ƒ์œผ๋กœ ์˜ค๋Š˜(2025-06-26) ๋ฐœ์ƒํ•œ ํ™”์žฌ ์ด๋ฒคํŠธ์˜ ์ด ๊ฐœ์ˆ˜๋ฅผ ์ง‘๊ณ„ํ•˜๋Š” ํ†ต๊ณ„์„ฑ ์งˆ์˜๋ฅผ ์ƒ์„ฑํ•œ๋‹ค. event_info์™€ event_codes ํ…Œ์ด๋ธ”์„ ์กฐ์ธํ•˜์—ฌ code_name์ด 'ํ™”์žฌ'์ธ ์ด๋ฒคํŠธ๋งŒ ํ•„ํ„ฐ๋งํ•˜๊ณ , ์˜ค๋Š˜ ๋‚ ์งœ์— ํ•ด๋‹นํ•˜๋Š” ์ด๋ฒคํŠธ๋งŒ ์ง‘๊ณ„ํ•œ๋‹ค.
์˜ค๋Š˜ ๋ฐœ์ƒํ•œ ํ™”์žฌ ์ด๋ฒคํŠธ๋Š” ๋ชจ๋‘ ๋ช‡ ๊ฑด์ด์•ผ?
SELECT COUNT(*) FROM event_info ei JOIN event_codes ec ON ei.code_id = ec.code_id WHERE ec.code_name = 'ํ™”์žฌ' AND ((ei.start_frame_at BETWEEN '2025-06-26 00:00:00' AND '2025-06-26 23:59:59') OR (ei.end_frame_at BETWEEN '2025-06-26 00:00:00' AND '2025-06-26 23:59:59'));
ํ™”์žฌ ์ด๋ฒคํŠธ๋งŒ ์ง‘๊ณ„ํ•˜๊ธฐ ์œ„ํ•ด event_codes์—์„œ code_name์ด 'ํ™”์žฌ'์ธ ์ด๋ฒคํŠธ๋ฅผ ํ•„ํ„ฐ๋งํ•˜๊ณ , event_info์™€ ์กฐ์ธํ•˜์—ฌ ์˜ค๋Š˜ ๋‚ ์งœ(2025-06-26)์— ๋ฐœ์ƒํ•œ ์ด๋ฒคํŠธ๋งŒ ์นด์šดํŠธํ•˜์˜€๋‹ค. ์ง‘๊ณ„ ํ•จ์ˆ˜ COUNT๋ฅผ ์‚ฌ์šฉํ•˜์˜€์œผ๋‚˜ GROUP BY๊ฐ€ ํ•„์š” ์—†๋Š” ์ „์ฒด ๊ฑด์ˆ˜ ์ง‘๊ณ„์ด๋ฏ€๋กœ ์ƒ๋žตํ•˜์˜€๋‹ค. ์กฐ์ธ๋„ 1ํšŒ๋งŒ ์‚ฌ์šฉํ•˜์—ฌ ๊ทœ์น™์„ ์ค€์ˆ˜ํ•˜์˜€๋‹ค.
true
2
ํ™”์žฌ ์•ˆ์ „
ํ†ต๊ณ„ ์ •๋ณด ์กฐํšŒ
0
ํ™”์žฌ ์•ˆ์ „ ๋„๋ฉ”์ธ์—์„œ ๋‚œ์ด๋„ 5์˜ ๋ณต์žกํ•œ ๊ธฐ๋ณธ ๋ฐ์ดํ„ฐ ์กฐํšŒ ์ฟผ๋ฆฌ๋ฅผ ์ƒ์„ฑํ•œ๋‹ค. ์—ฌ๋Ÿฌ ํ…Œ์ด๋ธ”์„ ์กฐ์ธํ•˜๊ณ , ์ตœ๊ทผ ์ผ์ฃผ์ผ๊ฐ„ ํ™”์žฌ ์ด๋ฒคํŠธ๊ฐ€ ๋ฐœ์ƒํ•œ ์นด๋ฉ”๋ผ๋ณ„๋กœ ์ด๋ฒคํŠธ ์ƒ์„ธ ์ •๋ณด์™€ ์นด๋ฉ”๋ผ ์œ„์น˜, ์œ„ํ—˜ ๋“ฑ๊ธ‰๊นŒ์ง€ ํ•จ๊ป˜ ์กฐํšŒํ•˜๋Š” ์งˆ๋ฌธ์„ ๋งŒ๋“ ๋‹ค. ๋˜ํ•œ, ๊ฐ ์นด๋ฉ”๋ผ๋ณ„๋กœ ํ™”์žฌ ์ด๋ฒคํŠธ๊ฐ€ 2๊ฑด ์ด์ƒ ๋ฐœ์ƒํ•œ ๊ฒฝ์šฐ๋งŒ ๊ฒฐ๊ณผ์— ํฌํ•จํ•œ๋‹ค.
์ตœ๊ทผ ์ผ์ฃผ์ผ ๋™์•ˆ ํ™”์žฌ ์ด๋ฒคํŠธ๊ฐ€ 2๋ฒˆ ์ด์ƒ ๋ฐœ์ƒํ•œ ์นด๋ฉ”๋ผ๋ณ„๋กœ, ๊ฐ ์ด๋ฒคํŠธ์˜ ๋ฐœ์ƒ ์‹œ๊ฐ„, ์นด๋ฉ”๋ผ ์ด๋ฆ„, ์œ„์น˜, ๊ทธ๋ฆฌ๊ณ  ํ•ด๋‹น ์ด๋ฒคํŠธ์˜ ์œ„ํ—˜ ๋“ฑ๊ธ‰์„ ๋ชจ๋‘ ์•Œ๋ ค์ค˜.
SELECT ci.camera_name, ci.location_name, ci.location_address, ei.start_frame_at, ei.end_frame_at, er.risk_level FROM event_info ei JOIN camera_info ci ON ei.camera_id = ci.camera_id JOIN event_codes ec ON ei.code_id = ec.code_id JOIN event_risks er ON ec.risk_id = er.risk_id WHERE ec.code_name = 'ํ™”์žฌ' AND ei.start_frame...
ํ™”์žฌ ์ด๋ฒคํŠธ๋งŒ ํ•„ํ„ฐ๋งํ•˜๊ธฐ ์œ„ํ•ด event_codes์—์„œ code_name='ํ™”์žฌ' ์กฐ๊ฑด์„ ์‚ฌ์šฉํ–ˆ๋‹ค. ์ตœ๊ทผ ์ผ์ฃผ์ผ๊ฐ„์˜ ์ด๋ฒคํŠธ๋งŒ ์กฐํšŒํ•˜๋„๋ก start_frame_at์— ๋‚ ์งœ ์กฐ๊ฑด์„ ์ถ”๊ฐ€ํ–ˆ๋‹ค. ์นด๋ฉ”๋ผ๋ณ„๋กœ ๊ทธ๋ฃนํ™”ํ•˜์—ฌ ์นด๋ฉ”๋ผ ์ด๋ฆ„, ์œ„์น˜, ์ด๋ฒคํŠธ ๋ฐœ์ƒ ์‹œ๊ฐ„, ์œ„ํ—˜ ๋“ฑ๊ธ‰์„ ๋ชจ๋‘ ์กฐํšŒํ•œ๋‹ค. GROUP BY์™€ HAVING์„ ์‚ฌ์šฉํ•ด ์นด๋ฉ”๋ผ๋ณ„ ํ™”์žฌ ์ด๋ฒคํŠธ๊ฐ€ 2๊ฑด ์ด์ƒ์ธ ๊ฒฝ์šฐ๋งŒ ๊ฒฐ๊ณผ์— ํฌํ•จ์‹œ์ผฐ๋‹ค. ์—ฌ๋Ÿฌ ํ…Œ์ด๋ธ”์„ JOINํ•˜์—ฌ ํ•„์š”ํ•œ ๋ชจ๋“  ์ •๋ณด๋ฅผ ํ•œ ๋ฒˆ์— ์กฐํšŒํ•˜๋„๋ก ์„ค๊ณ„ํ–ˆ๋‹ค.
true
5
ํ™”์žฌ ์•ˆ์ „
๊ธฐ๋ณธ ๋ฐ์ดํ„ฐ ์กฐํšŒ
0
๋ฒ”์ฃ„ ์˜ˆ๋ฐฉ ๋ฐ ๋Œ€์‘ ๋„๋ฉ”์ธ์—์„œ ์ตœ๊ทผ ์ผ์ฃผ์ผ๊ฐ„ ๊ฐ ์นด๋ฉ”๋ผ๋ณ„๋กœ ์œ„ํ—˜ ์ˆ˜์ค€์ด '๋†’์Œ'์ธ ์ด๋ฒคํŠธ๊ฐ€ ๋ช‡ ๊ฑด์”ฉ ๋ฐœ์ƒํ–ˆ๋Š”์ง€ ๋ถ„์„ ๋ฆฌํฌํŠธ๋ฅผ ์ƒ์„ฑํ•œ๋‹ค. event_info, event_codes, event_risks, camera_info ํ…Œ์ด๋ธ”์„ JOINํ•˜์—ฌ ์นด๋ฉ”๋ผ ์ด๋ฆ„๊ณผ ์œ„ํ—˜ ์ˆ˜์ค€, ์ด๋ฒคํŠธ ๋ฐœ์ƒ ๊ฑด์ˆ˜๋ฅผ ์ง‘๊ณ„ํ•œ๋‹ค. ์ง‘๊ณ„ ํ•จ์ˆ˜์™€ GROUP BY๋ฅผ ํ™œ์šฉํ•œ๋‹ค.
์ตœ๊ทผ 7์ผ ๋™์•ˆ ์œ„ํ—˜ ์ˆ˜์ค€์ด '๋†’์Œ'์ธ ์ด๋ฒคํŠธ๊ฐ€ ์นด๋ฉ”๋ผ๋ณ„๋กœ ๊ฐ๊ฐ ๋ช‡ ๊ฑด์”ฉ ๋ฐœ์ƒํ–ˆ๋Š”์ง€ ์•Œ๋ ค์ค˜.
SELECT ci.camera_name, COUNT(ei.event_id) AS high_risk_event_count FROM event_info ei JOIN camera_info ci ON ei.camera_id = ci.camera_id JOIN event_codes ec ON ei.code_id = ec.code_id JOIN event_risks er ON ec.risk_id = er.risk_id WHERE er.risk_level = '๋†’์Œ' AND ei.start_frame_at >= '2025-06-19 00:00:00' AND ei.start_...
event_info์—์„œ ์ด๋ฒคํŠธ ๋ฐœ์ƒ ์ •๋ณด๋ฅผ ๊ฐ€์ ธ์˜ค๊ณ , event_codes์™€ event_risks๋ฅผ JOINํ•˜์—ฌ ์œ„ํ—˜ ์ˆ˜์ค€์ด '๋†’์Œ'์ธ ์ด๋ฒคํŠธ๋งŒ ํ•„ํ„ฐ๋งํ•œ๋‹ค. camera_info๋ฅผ JOINํ•˜์—ฌ ์นด๋ฉ”๋ผ ์ด๋ฆ„์„ ๊ฐ€์ ธ์˜ค๊ณ , ์ตœ๊ทผ 7์ผ(2025-06-19~2025-06-26) ๋™์•ˆ์˜ ์ด๋ฒคํŠธ๋งŒ ์กฐํšŒํ•œ๋‹ค. ์นด๋ฉ”๋ผ๋ณ„๋กœ GROUP BYํ•˜์—ฌ ๊ฐ ์นด๋ฉ”๋ผ์—์„œ ๋ฐœ์ƒํ•œ '๋†’์Œ' ์œ„ํ—˜ ์ด๋ฒคํŠธ ๊ฑด์ˆ˜๋ฅผ ์ง‘๊ณ„ํ•œ๋‹ค. ๋ถ„์„ ๋ฐ ๋ฆฌํฌํŠธ ์ƒ์„ฑ ์œ ํ˜•์— ์ ํ•ฉํ•˜๋‹ค.
true
4
๋ฒ”์ฃ„ ์˜ˆ๋ฐฉ ๋ฐ ๋Œ€์‘
๋ถ„์„ ๋ฐ ๋ฆฌํฌํŠธ ์ƒ์„ฑ
0
๊ตํ†ต ๋ฐ ์ด๋™ ์•ˆ์ „ ๋„๋ฉ”์ธ์—์„œ ์นด๋ฉ”๋ผ๋ณ„๋กœ ์ตœ๊ทผ 7์ผ๊ฐ„ ๋ฐœ์ƒํ•œ ์ด๋ฒคํŠธ ์ˆ˜๋ฅผ ๋ถ„์„ํ•˜๋Š” ๋ฆฌํฌํŠธ ์ฟผ๋ฆฌ๋ฅผ ์ž‘์„ฑํ•œ๋‹ค. event_info์™€ camera_info๋ฅผ JOINํ•˜์—ฌ ์นด๋ฉ”๋ผ ์ด๋ฆ„๋ณ„๋กœ ์ตœ๊ทผ 7์ผ๊ฐ„ ์ด๋ฒคํŠธ ๋ฐœ์ƒ ๊ฑด์ˆ˜๋ฅผ ์ง‘๊ณ„ํ•œ๋‹ค.
์ตœ๊ทผ 7์ผ ๋™์•ˆ ๊ฐ ์นด๋ฉ”๋ผ๋ณ„๋กœ ๋ฐœ์ƒํ•œ ์ด๋ฒคํŠธ ์ˆ˜๋ฅผ ์•Œ๋ ค์ค˜.
SELECT c.camera_name, COUNT(e.event_id) AS event_count FROM event_info e JOIN camera_info c ON e.camera_id = c.camera_id WHERE e.start_frame_at >= '2025-06-19 00:00:00' AND e.start_frame_at <= '2025-06-26 23:59:59' GROUP BY c.camera_name;
event_info์™€ camera_info๋ฅผ JOINํ•˜์—ฌ ์นด๋ฉ”๋ผ ์ด๋ฆ„๋ณ„๋กœ ์ตœ๊ทผ 7์ผ(ํ˜„์žฌ ๋‚ ์งœ ๊ธฐ์ค€) ๋™์•ˆ ๋ฐœ์ƒํ•œ ์ด๋ฒคํŠธ ์ˆ˜๋ฅผ COUNT๋กœ ์ง‘๊ณ„ํ•˜์˜€๋‹ค. GROUP BY๋ฅผ ์‚ฌ์šฉํ•˜์—ฌ ์นด๋ฉ”๋ผ๋ณ„๋กœ ๊ฒฐ๊ณผ๋ฅผ ๋ถ„๋ฆฌํ•˜์˜€๊ณ , WHERE ์ ˆ์—์„œ ๋‚ ์งœ ์กฐ๊ฑด์„ ๋ช…ํ™•ํžˆ ์ง€์ •ํ•˜์˜€๋‹ค. ๋ถ„์„ ๋ฐ ๋ฆฌํฌํŠธ ์ƒ์„ฑ ์œ ํ˜•์— ์ ํ•ฉํ•˜๋‹ค.
true
2
๊ตํ†ต ๋ฐ ์ด๋™ ์•ˆ์ „
๋ถ„์„ ๋ฐ ๋ฆฌํฌํŠธ ์ƒ์„ฑ
0
์ž‘์—…์žฅ ์•ˆ์ „ ๋„๋ฉ”์ธ์—์„œ ๊ฐ€์žฅ ๋‹จ์ˆœํ•œ ํ†ต๊ณ„ ์ •๋ณด ์กฐํšŒ๋ฅผ ์œ„ํ•ด, ์˜ค๋Š˜(2025-06-26) ๋ฐœ์ƒํ•œ ๋ชจ๋“  ์ด๋ฒคํŠธ์˜ ๊ฐœ์ˆ˜๋ฅผ ๋ฌป๋Š” ์งˆ๋ฌธ์„ ์ƒ์„ฑํ•œ๋‹ค. event_info ํ…Œ์ด๋ธ”์—์„œ start_frame_at ์ปฌ๋Ÿผ์„ ๊ธฐ์ค€์œผ๋กœ ์˜ค๋Š˜ ๋‚ ์งœ์— ํ•ด๋‹นํ•˜๋Š” ์ด๋ฒคํŠธ๋ฅผ COUNT๋กœ ์ง‘๊ณ„ํ•œ๋‹ค.
์˜ค๋Š˜ ๋ฐœ์ƒํ•œ ๋ชจ๋“  ์ด๋ฒคํŠธ์˜ ๊ฐœ์ˆ˜๋Š” ๋ช‡ ๊ฐœ์•ผ?
SELECT COUNT(*) FROM event_info WHERE start_frame_at BETWEEN '2025-06-26 00:00:00' AND '2025-06-26 23:59:59';
์ž‘์—…์žฅ ์•ˆ์ „ ๋„๋ฉ”์ธ์—์„œ ์˜ค๋Š˜(2025-06-26) ๋ฐœ์ƒํ•œ ์ „์ฒด ์ด๋ฒคํŠธ์˜ ๊ฐœ์ˆ˜๋ฅผ ๋ฌป๋Š” ๋‹จ์ˆœ ํ†ต๊ณ„ ์งˆ์˜์ด๋‹ค. event_info ํ…Œ์ด๋ธ”์—์„œ start_frame_at ์ปฌ๋Ÿผ์ด ์˜ค๋Š˜ ๋‚ ์งœ์— ํ•ด๋‹นํ•˜๋Š” ํ–‰์˜ ๊ฐœ์ˆ˜๋ฅผ COUNT๋กœ ์ง‘๊ณ„ํ•œ๋‹ค. ์กฐ์ธ์ด๋‚˜ ๋ณต์žกํ•œ ์กฐ๊ฑด ์—†์ด ๋‹จ์ผ ํ…Œ์ด๋ธ”, ๋‹จ์ผ ์ง‘๊ณ„ ํ•จ์ˆ˜๋งŒ ์‚ฌ์šฉํ•˜์—ฌ ๋‚œ์ด๋„ 1์— ์ ํ•ฉํ•˜๋‹ค.
true
1
์ž‘์—…์žฅ ์•ˆ์ „
ํ†ต๊ณ„ ์ •๋ณด ์กฐํšŒ
0
2025๋…„ 6์›” 26์ผ ํ•˜๋ฃจ ๋™์•ˆ ๊ฐ ์นด๋ฉ”๋ผ๋ณ„๋กœ ๋ฐœ์ƒํ•œ ๋ฒ”์ฃ„ ๊ด€๋ จ ์ด๋ฒคํŠธ(์˜ˆ: ์นจ์ž…, ์ ˆ๋„ ๋“ฑ)์˜ ๊ฑด์ˆ˜๋ฅผ ์ง‘๊ณ„ํ•˜์—ฌ ๋ฆฌํฌํŠธ ํ˜•ํƒœ๋กœ ๋ณด์—ฌ์ค€๋‹ค. event_info์™€ camera_info, event_codes๋ฅผ JOINํ•˜์—ฌ ์นด๋ฉ”๋ผ ์ด๋ฆ„, ์ด๋ฒคํŠธ๋ช…, ๋ฐœ์ƒ ๊ฑด์ˆ˜๋ฅผ ์ถœ๋ ฅํ•œ๋‹ค. ๋ฒ”์ฃ„ ๊ด€๋ จ ์ด๋ฒคํŠธ๋Š” event_codes์˜ code_name์ด '์นจ์ž…', '์ ˆ๋„' ๋“ฑ์œผ๋กœ ๊ฐ€์ •ํ•œ๋‹ค.
2025๋…„ 6์›” 26์ผ์— ๊ฐ ์นด๋ฉ”๋ผ๋ณ„๋กœ ์นจ์ž…์ด๋‚˜ ์ ˆ๋„ ์ด๋ฒคํŠธ๊ฐ€ ๋ช‡ ๋ฒˆ ๋ฐœ์ƒํ–ˆ๋Š”์ง€ ๋ฆฌํฌํŠธ๋กœ ๋ณด์—ฌ์ค˜.
SELECT ci.camera_name, ec.code_name, COUNT(*) AS event_count FROM event_info ei JOIN camera_info ci ON ei.camera_id = ci.camera_id JOIN event_codes ec ON ei.code_id = ec.code_id WHERE (ei.start_frame_at BETWEEN '2025-06-26 00:00:00' AND '2025-06-26 23:59:59' OR ei.end_frame_at BETWEEN '2025-06-26 00:00:00' AND '2025-06...
event_info์—์„œ ์ด๋ฒคํŠธ ๋ฐœ์ƒ ์‹œ๊ฐ„(start_frame_at, end_frame_at)์ด 2025๋…„ 6์›” 26์ผ์— ํ•ด๋‹นํ•˜๋Š” ๋ฐ์ดํ„ฐ๋ฅผ ํ•„ํ„ฐ๋งํ•˜๊ณ , event_codes์—์„œ code_name์ด '์นจ์ž…' ๋˜๋Š” '์ ˆ๋„'์ธ ์ด๋ฒคํŠธ๋งŒ ์„ ํƒํ•œ๋‹ค. camera_info์™€ event_codes๋ฅผ JOINํ•˜์—ฌ ์นด๋ฉ”๋ผ ์ด๋ฆ„๊ณผ ์ด๋ฒคํŠธ๋ช…์„ ๊ฐ€์ ธ์˜ค๊ณ , GROUP BY๋กœ ์นด๋ฉ”๋ผ๋ณ„, ์ด๋ฒคํŠธ๋ณ„๋กœ ์ง‘๊ณ„ํ•˜์—ฌ COUNT๋ฅผ ์‚ฌ์šฉํ•ด ๋ฐœ์ƒ ๊ฑด์ˆ˜๋ฅผ ๊ตฌํ•œ๋‹ค. ๋ถ„์„ ๋ฐ ๋ฆฌํฌํŠธ ์ƒ์„ฑ ๋ชฉ์ ์— ๋ถ€ํ•ฉํ•œ๋‹ค.
true
3
๋ฒ”์ฃ„ ์˜ˆ๋ฐฉ ๋ฐ ๋Œ€์‘
๋ถ„์„ ๋ฐ ๋ฆฌํฌํŠธ ์ƒ์„ฑ
0
๊ธฐ๋ณธ์ ์ธ ๋ถ„์„ ๋ฐ ๋ฆฌํฌํŠธ ์ƒ์„ฑ ์œ ํ˜•์˜ ์‰ฌ์šด ๋‚œ์ด๋„(1)๋กœ, ์ตœ๊ทผ ๋“ฑ๋ก๋œ ์นด๋ฉ”๋ผ์˜ ์ด๋ฆ„๊ณผ ๋“ฑ๋ก์ผ์„ ๊ฐ„๋‹จํžˆ ์กฐํšŒํ•˜๋Š” ์ฟผ๋ฆฌ๋ฅผ ์ž‘์„ฑํ•œ๋‹ค. DDL์—์„œ camera_info ํ…Œ์ด๋ธ”์˜ registered_at ์ปฌ๋Ÿผ์„ ํ™œ์šฉํ•œ๋‹ค.
๊ฐ€์žฅ ์ตœ๊ทผ์— ๋“ฑ๋ก๋œ ์นด๋ฉ”๋ผ์˜ ์ด๋ฆ„๊ณผ ๋“ฑ๋ก์ผ์„ ์•Œ๋ ค์ค˜.
SELECT camera_name, registered_at FROM camera_info ORDER BY registered_at DESC LIMIT 1;
camera_info ํ…Œ์ด๋ธ”์—์„œ camera_name๊ณผ registered_at์„ ์กฐํšŒํ•˜๊ณ , ๋“ฑ๋ก์ผ ๊ธฐ์ค€์œผ๋กœ ๋‚ด๋ฆผ์ฐจ์ˆœ ์ •๋ ฌ ํ›„ ๊ฐ€์žฅ ์ตœ๊ทผ 1๊ฐœ๋งŒ ์กฐํšŒํ•˜๋Š” ๊ฐ„๋‹จํ•œ ๋ถ„์„/๋ฆฌํฌํŠธ ์ฟผ๋ฆฌ์ด๋‹ค. ๋‚œ์ด๋„ 1์— ์ ํ•ฉํ•˜๋‹ค.
true
1
๊ธฐํƒ€ ํŠน์ˆ˜
๋ถ„์„ ๋ฐ ๋ฆฌํฌํŠธ ์ƒ์„ฑ
0
์ž‘์—…์žฅ ์•ˆ์ „ ๋„๋ฉ”์ธ์—์„œ, ์ตœ๊ทผ 7์ผ๊ฐ„ ๊ฐ ์นด๋ฉ”๋ผ๋ณ„๋กœ ์œ„ํ—˜ ์ˆ˜์ค€์ด '๋†’์Œ'์ธ ์ด๋ฒคํŠธ๊ฐ€ ๋ช‡ ๋ฒˆ ๋ฐœ์ƒํ–ˆ๋Š”์ง€ ํ†ต๊ณ„ ์ •๋ณด๋ฅผ ์กฐํšŒํ•˜๋Š” ์ฟผ๋ฆฌ๋ฅผ ์ž‘์„ฑํ•œ๋‹ค. event_info, event_codes, event_risks, camera_info ํ…Œ์ด๋ธ”์„ JOINํ•˜์—ฌ ์นด๋ฉ”๋ผ ์ด๋ฆ„๊ณผ ์œ„ํ—˜ ์ˆ˜์ค€, ์ด๋ฒคํŠธ ๋ฐœ์ƒ ํšŸ์ˆ˜๋ฅผ ์ง‘๊ณ„ํ•œ๋‹ค.
์ตœ๊ทผ ์ผ์ฃผ์ผ ๋™์•ˆ ๊ฐ ์นด๋ฉ”๋ผ๋ณ„๋กœ ์œ„ํ—˜ ์ˆ˜์ค€์ด '๋†’์Œ'์ธ ์ด๋ฒคํŠธ๊ฐ€ ๋ช‡ ๋ฒˆ์”ฉ ๋ฐœ์ƒํ–ˆ๋Š”์ง€ ์•Œ๋ ค์ค˜.
SELECT ci.camera_name, COUNT(ei.event_id) AS high_risk_event_count FROM event_info ei JOIN camera_info ci ON ei.camera_id = ci.camera_id JOIN event_codes ec ON ei.code_id = ec.code_id JOIN event_risks er ON ec.risk_id = er.risk_id WHERE er.risk_level = '๋†’์Œ' AND ei.start_frame_at >= '2025-06-19 00:00:00' AND ei.star...
event_info์—์„œ ์ด๋ฒคํŠธ ๋ฐœ์ƒ ์ •๋ณด๋ฅผ ๊ฐ€์ ธ์˜ค๊ณ , camera_info์™€ JOINํ•˜์—ฌ ์นด๋ฉ”๋ผ ์ด๋ฆ„์„, event_codes์™€ event_risks๋ฅผ JOINํ•˜์—ฌ ์œ„ํ—˜ ์ˆ˜์ค€์„ ํ™•์ธํ•œ๋‹ค. ์ตœ๊ทผ 7์ผ(2025-06-19~2025-06-26) ๋™์•ˆ ์œ„ํ—˜ ์ˆ˜์ค€์ด '๋†’์Œ'์ธ ์ด๋ฒคํŠธ๋งŒ ํ•„ํ„ฐ๋งํ•˜๊ณ , ์นด๋ฉ”๋ผ๋ณ„๋กœ ์ด๋ฒคํŠธ ๋ฐœ์ƒ ํšŸ์ˆ˜๋ฅผ COUNT์™€ GROUP BY๋กœ ์ง‘๊ณ„ํ•œ๋‹ค. ์ด๋Š” ํ†ต๊ณ„ ์ •๋ณด ์กฐํšŒ์ด๋ฉฐ, 2๊ฐœ JOIN๊ณผ ์ง‘๊ณ„ ํ•จ์ˆ˜, GROUP BY๋ฅผ ์‚ฌ์šฉํ•ด ๋‚œ์ด๋„ 4์— ๋ถ€ํ•ฉํ•œ๋‹ค.
true
4
์ž‘์—…์žฅ ์•ˆ์ „
ํ†ต๊ณ„ ์ •๋ณด ์กฐํšŒ
0
2025๋…„ 6์›” 26์ผ ํ•˜๋ฃจ ๋™์•ˆ ๊ฐ ์นด๋ฉ”๋ผ๋ณ„๋กœ ๋ฐœ์ƒํ•œ '์นจ์ž…' ์ด๋ฒคํŠธ์˜ ๊ฑด์ˆ˜๋ฅผ ์ง‘๊ณ„ํ•œ๋‹ค. event_info์™€ camera_info, event_codes ํ…Œ์ด๋ธ”์„ ์กฐ์ธํ•˜์—ฌ ์นด๋ฉ”๋ผ ์ด๋ฆ„๊ณผ ์ด๋ฒคํŠธ๋ช…์„ ๊ธฐ์ค€์œผ๋กœ ํ•„ํ„ฐ๋งํ•˜๊ณ , ์นด๋ฉ”๋ผ๋ณ„๋กœ ๊ทธ๋ฃนํ™”ํ•˜์—ฌ ์ง‘๊ณ„ํ•œ๋‹ค.
2025๋…„ 6์›” 26์ผ์— ์นด๋ฉ”๋ผ๋ณ„๋กœ ์นจ์ž… ์ด๋ฒคํŠธ๊ฐ€ ๋ช‡ ๋ฒˆ ๋ฐœ์ƒํ–ˆ๋Š”์ง€ ์•Œ๋ ค์ค˜.
SELECT ci.camera_name, COUNT(*) AS intrusion_event_count FROM event_info ei JOIN camera_info ci ON ei.camera_id = ci.camera_id JOIN event_codes ec ON ei.code_id = ec.code_id WHERE ec.code_name = '์นจ์ž…' AND ( (ei.start_frame_at BETWEEN '2025-06-26 00:00:00' AND '2025-06-26 23:59:59') OR (ei.end_frame_at BETWEEN ...
event_info์—์„œ ์ด๋ฒคํŠธ ๋ฐœ์ƒ ์‹œ๊ฐ„(start_frame_at, end_frame_at)์ด 2025๋…„ 6์›” 26์ผ์— ํ•ด๋‹นํ•˜๊ณ , event_codes์—์„œ code_name์ด '์นจ์ž…'์ธ ์ด๋ฒคํŠธ๋งŒ ํ•„ํ„ฐ๋งํ•œ๋‹ค. camera_info์™€ ์กฐ์ธํ•˜์—ฌ ์นด๋ฉ”๋ผ ์ด๋ฆ„๋ณ„๋กœ ๊ทธ๋ฃนํ™”ํ•˜๊ณ  COUNT๋กœ ์ด๋ฒคํŠธ ํšŸ์ˆ˜๋ฅผ ์ง‘๊ณ„ํ•œ๋‹ค. ์ง‘๊ณ„ ํ•จ์ˆ˜์™€ GROUP BY๋ฅผ ํ•จ๊ป˜ ์‚ฌ์šฉํ•˜์—ฌ SQL ๊ทœ์น™์„ ์ค€์ˆ˜ํ•˜์˜€๋‹ค.
true
3
์‹œ์„ค ๋ฐ ๊ฑด๋ฌผ ์•ˆ์ „
ํ†ต๊ณ„ ์ •๋ณด ์กฐํšŒ
0
ํŠน์ • ์œ„ํ—˜ ์ˆ˜์ค€(risk_level)์— ํ•ด๋‹นํ•˜๋Š” ์ด๋ฒคํŠธ๊ฐ€ 2025๋…„ 6์›” ํ•œ ๋‹ฌ ๋™์•ˆ ์นด๋ฉ”๋ผ ๊ทธ๋ฃน๋ณ„๋กœ ๋ช‡ ๊ฑด์”ฉ ๋ฐœ์ƒํ–ˆ๋Š”์ง€ ํ†ต๊ณ„๋ฅผ ๋‚ด๋Š” ์ฟผ๋ฆฌ๋ฅผ ์ž‘์„ฑํ•œ๋‹ค. ์ด๋ฅผ ์œ„ํ•ด event_info, event_codes, event_risks, camera_info, camera_group ํ…Œ์ด๋ธ”์„ JOINํ•˜์—ฌ, risk_level๋ณ„, ์นด๋ฉ”๋ผ ๊ทธ๋ฃน๋ณ„ ์ด๋ฒคํŠธ ๊ฑด์ˆ˜๋ฅผ ์ง‘๊ณ„ํ•œ๋‹ค.
2025๋…„ 6์›” ํ•œ ๋‹ฌ ๋™์•ˆ ์œ„ํ—˜ ์ˆ˜์ค€๋ณ„๋กœ ์นด๋ฉ”๋ผ ๊ทธ๋ฃน๋งˆ๋‹ค ๋ฐœ์ƒํ•œ ์ด๋ฒคํŠธ ๊ฑด์ˆ˜๋ฅผ ์•Œ๋ ค์ค˜.
SELECT cg.group_name, er.risk_level, COUNT(ei.event_id) AS event_count FROM event_info ei JOIN event_codes ec ON ei.code_id = ec.code_id JOIN event_risks er ON ec.risk_id = er.risk_id JOIN camera_info ci ON ei.camera_id = ci.camera_id JOIN camera_group cg ON ci.group_id = cg.group_id WHERE (ei.start_frame_at BETWEEN '2...
์ด ์ฟผ๋ฆฌ๋Š” event_info์—์„œ ์ด๋ฒคํŠธ ๋ฐœ์ƒ ๊ธฐ๊ฐ„์ด 2025๋…„ 6์›”์— ํ•ด๋‹นํ•˜๋Š” ๋ฐ์ดํ„ฐ๋ฅผ ํ•„ํ„ฐ๋งํ•˜๊ณ , event_codes, event_risks, camera_info, camera_group ํ…Œ์ด๋ธ”์„ JOINํ•˜์—ฌ ๊ฐ ์ด๋ฒคํŠธ์˜ ์œ„ํ—˜ ์ˆ˜์ค€๊ณผ ์นด๋ฉ”๋ผ ๊ทธ๋ฃน ์ •๋ณด๋ฅผ ๊ฐ€์ ธ์˜จ๋‹ค. GROUP BY๋กœ ์นด๋ฉ”๋ผ ๊ทธ๋ฃน๊ณผ ์œ„ํ—˜ ์ˆ˜์ค€๋ณ„๋กœ ๋ฌถ์–ด COUNT๋กœ ์ด๋ฒคํŠธ ๊ฑด์ˆ˜๋ฅผ ์ง‘๊ณ„ํ•œ๋‹ค. ์ด๋Š” ํ†ต๊ณ„ ์ •๋ณด ์กฐํšŒ์ด๋ฉฐ, ์—ฌ๋Ÿฌ ํ…Œ์ด๋ธ” JOIN๊ณผ ์ง‘๊ณ„, ๋‚ ์งœ ์กฐ๊ฑด์ด ํฌํ•จ๋˜์–ด ๋‚œ์ด๋„ 4์— ์ ํ•ฉํ•˜๋‹ค.
true
4
๊ธฐํƒ€ ํŠน์ˆ˜
ํ†ต๊ณ„ ์ •๋ณด ์กฐํšŒ
0
๋ฒ”์ฃ„ ์˜ˆ๋ฐฉ ๋ฐ ๋Œ€์‘ ๋„๋ฉ”์ธ์—์„œ, ์ตœ๊ทผ 7์ผ๊ฐ„ ๊ฐ ์นด๋ฉ”๋ผ๋ณ„๋กœ ๋ฐœ์ƒํ•œ '์นจ์ž…' ์ด๋ฒคํŠธ์˜ ๊ฑด์ˆ˜๋ฅผ ๋ถ„์„ํ•˜๋Š” ๋ฆฌํฌํŠธ ์ฟผ๋ฆฌ๋ฅผ ์ž‘์„ฑํ•œ๋‹ค. event_info์™€ camera_info, event_codes ํ…Œ์ด๋ธ”์„ ํ™œ์šฉํ•˜์—ฌ ์นด๋ฉ”๋ผ ์ด๋ฆ„๊ณผ ์ด๋ฒคํŠธ ๊ฑด์ˆ˜๋ฅผ ์ง‘๊ณ„ํ•œ๋‹ค.
์ตœ๊ทผ ์ผ์ฃผ์ผ ๋™์•ˆ ๊ฐ ์นด๋ฉ”๋ผ์—์„œ ๋ฐœ์ƒํ•œ ์นจ์ž… ์ด๋ฒคํŠธ๊ฐ€ ๋ช‡ ๊ฑด์ธ์ง€ ์•Œ๋ ค์ค˜.
SELECT ci.camera_name, COUNT(ei.event_id) AS intrusion_count FROM event_info ei JOIN camera_info ci ON ei.camera_id = ci.camera_id JOIN event_codes ec ON ei.code_id = ec.code_id WHERE ec.code_name = '์นจ์ž…' AND ei.start_frame_at >= '2025-06-19 00:00:00' AND ei.start_frame_at <= '2025-06-26 23:59:59' GROUP BY ci.camera...
event_info์—์„œ ์ด๋ฒคํŠธ ๋ฐœ์ƒ ์ •๋ณด๋ฅผ, camera_info์—์„œ ์นด๋ฉ”๋ผ ์ด๋ฆ„์„, event_codes์—์„œ ์ด๋ฒคํŠธ๋ช…์„ ๊ฐ€์ ธ์™€ JOINํ•œ๋‹ค. ์ตœ๊ทผ 7์ผ(2025-06-19~2025-06-26) ๋™์•ˆ ๋ฐœ์ƒํ•œ '์นจ์ž…' ์ด๋ฒคํŠธ๋งŒ ํ•„ํ„ฐ๋งํ•˜๊ณ , ์นด๋ฉ”๋ผ๋ณ„๋กœ ๊ทธ๋ฃนํ™”ํ•˜์—ฌ ์ด๋ฒคํŠธ ๊ฑด์ˆ˜๋ฅผ ์ง‘๊ณ„ํ•œ๋‹ค. ๋ถ„์„ ๋ฐ ๋ฆฌํฌํŠธ ์ƒ์„ฑ ์œ ํ˜•์— ์ ํ•ฉํ•˜๋‹ค.
true
2
๋ฒ”์ฃ„ ์˜ˆ๋ฐฉ ๋ฐ ๋Œ€์‘
๋ถ„์„ ๋ฐ ๋ฆฌํฌํŠธ ์ƒ์„ฑ
0
ํ™”์žฌ ์•ˆ์ „ ๋„๋ฉ”์ธ์—์„œ ๊ฐ€์žฅ ์‰ฌ์šด ๋‚œ์ด๋„์˜ ํ†ต๊ณ„ ์ •๋ณด ์กฐํšŒ๋ฅผ ์œ„ํ•ด, ํŠน์ • ๋‚ ์งœ๋‚˜ ์นด๋ฉ”๋ผ ์กฐ๊ฑด ์—†์ด ์ „์ฒด ํ™”์žฌ ์ด๋ฒคํŠธ ๋ฐœ์ƒ ๊ฑด์ˆ˜๋ฅผ ๋ฌป๋Š” ์งˆ๋ฌธ์„ ๋งŒ๋“ ๋‹ค. event_info์™€ event_codes ํ…Œ์ด๋ธ”์„ ํ™œ์šฉํ•˜์—ฌ code_name์ด 'ํ™”์žฌ'์ธ ์ด๋ฒคํŠธ์˜ ๊ฐœ์ˆ˜๋ฅผ ์ง‘๊ณ„ํ•œ๋‹ค.
ํ™”์žฌ ์ด๋ฒคํŠธ๊ฐ€ ์ง€๊ธˆ๊นŒ์ง€ ๋ช‡ ๋ฒˆ ๋ฐœ์ƒํ–ˆ๋Š”์ง€ ์•Œ๋ ค์ค˜.
SELECT COUNT(*) FROM event_info WHERE code_id = (SELECT code_id FROM event_codes WHERE code_name = 'ํ™”์žฌ');
event_info ํ…Œ์ด๋ธ”์—์„œ code_id๊ฐ€ event_codes์˜ code_name์ด 'ํ™”์žฌ'์ธ ๊ฒฝ์šฐ์— ํ•ด๋‹นํ•˜๋Š” ์ด๋ฒคํŠธ๋งŒ ์ง‘๊ณ„ํ•œ๋‹ค. ์ง‘๊ณ„ ํ•จ์ˆ˜ COUNT(*)๋ฅผ ์‚ฌ์šฉํ•˜์—ฌ ์ „์ฒด ํ™”์žฌ ์ด๋ฒคํŠธ ๋ฐœ์ƒ ํšŸ์ˆ˜๋ฅผ ๊ตฌํ•œ๋‹ค. ์กฐ์ธ ์—†์ด ์„œ๋ธŒ์ฟผ๋ฆฌ๋กœ code_id๋ฅผ ์ฐพ์œผ๋ฏ€๋กœ ๋‚œ์ด๋„ 1์— ์ ํ•ฉํ•˜๋‹ค.
true
1
ํ™”์žฌ ์•ˆ์ „
ํ†ต๊ณ„ ์ •๋ณด ์กฐํšŒ
0
์‚ฐ์—…์•ˆ์ „ ๋„๋ฉ”์ธ์—์„œ ๊ธฐ๋ณธ ๋ฐ์ดํ„ฐ ์กฐํšŒ ์œ ํ˜•์ด๋ฉฐ, ๋‚œ์ด๋„ 2์ด๋ฏ€๋กœ ๋‹จ์ผ ํ…Œ์ด๋ธ” ๋˜๋Š” ๊ฐ„๋‹จํ•œ ์„œ๋ธŒ์ฟผ๋ฆฌ๋ฅผ ํ™œ์šฉํ•ด ์ตœ๊ทผ ์ผ์ฃผ์ผ๊ฐ„ ํŠน์ • ์œ„ํ—˜ ์ˆ˜์ค€(risk_level)์ด '๋†’์Œ'์ธ ์ด๋ฒคํŠธ ๋ชฉ๋ก์„ ์กฐํšŒํ•˜๋Š” ์ฟผ๋ฆฌ๋ฅผ ์ž‘์„ฑํ•œ๋‹ค. event_info์™€ event_codes, event_risks ํ…Œ์ด๋ธ”์„ JOINํ•˜์—ฌ ์ตœ๊ทผ ์ผ์ฃผ์ผ๊ฐ„ ๋ฐœ์ƒํ•œ '๋†’์Œ' ์œ„ํ—˜ ์ด๋ฒคํŠธ์˜ ์ฃผ์š” ์ •๋ณด๋ฅผ ์กฐํšŒํ•œ๋‹ค.
์ตœ๊ทผ ์ผ์ฃผ์ผ ๋™์•ˆ ์œ„ํ—˜ ์ˆ˜์ค€์ด '๋†’์Œ'์ธ ์ด๋ฒคํŠธ ๋ชฉ๋ก์„ ๋ณด์—ฌ์ค˜.
SELECT ei.event_id, ei.start_frame_at, ei.end_frame_at, ec.code_name, er.risk_level FROM event_info ei JOIN event_codes ec ON ei.code_id = ec.code_id JOIN event_risks er ON ec.risk_id = er.risk_id WHERE er.risk_level = '๋†’์Œ' AND ei.start_frame_at >= '2025-06-19 00:00:00';
event_info์—์„œ ์ด๋ฒคํŠธ ๋ฐœ์ƒ์ผ(start_frame_at)์ด ์ตœ๊ทผ ์ผ์ฃผ์ผ(2025-06-19~)์ธ ๋ฐ์ดํ„ฐ๋งŒ ์กฐํšŒํ•˜๊ณ , event_codes์™€ event_risks๋ฅผ JOINํ•˜์—ฌ ์œ„ํ—˜ ์ˆ˜์ค€์ด '๋†’์Œ'์ธ ์ด๋ฒคํŠธ๋งŒ ํ•„ํ„ฐ๋งํ–ˆ๋‹ค. ์ฃผ์š” ์ปฌ๋Ÿผ๋งŒ ์„ ํƒํ•˜์—ฌ ๊ธฐ๋ณธ ๋ฐ์ดํ„ฐ ์กฐํšŒ์— ์ ํ•ฉํ•˜๊ฒŒ ๊ตฌ์„ฑํ–ˆ๋‹ค.
true
2
์‚ฐ์—…์•ˆ์ „
๊ธฐ๋ณธ ๋ฐ์ดํ„ฐ ์กฐํšŒ
0
์‚ฐ์—…์•ˆ์ „ ๋„๋ฉ”์ธ์—์„œ ํ†ต๊ณ„ ์ •๋ณด ์กฐํšŒ ์œ ํ˜•, ๋‚œ์ด๋„ 2์— ๋งž๊ฒŒ ์ตœ๊ทผ 7์ผ๊ฐ„ ํŠน์ • ์œ„ํ—˜ ์ˆ˜์ค€(risk_level)์ด '์ค‘๊ฐ„'์ธ ์ด๋ฒคํŠธ ๋ฐœ์ƒ ๊ฑด์ˆ˜๋ฅผ ๋ฌป๋Š” ์งˆ๋ฌธ์„ ๋งŒ๋“ ๋‹ค. event_info, event_codes, event_risks ํ…Œ์ด๋ธ”์„ ํ™œ์šฉํ•˜์—ฌ risk_level์ด '์ค‘๊ฐ„'์ธ ์ด๋ฒคํŠธ์˜ ๊ฐœ์ˆ˜๋ฅผ ์ง‘๊ณ„ํ•œ๋‹ค.
์ตœ๊ทผ 7์ผ ๋™์•ˆ ์œ„ํ—˜ ์ˆ˜์ค€์ด '์ค‘๊ฐ„'์ธ ์ด๋ฒคํŠธ๊ฐ€ ๋ช‡ ๋ฒˆ ๋ฐœ์ƒํ–ˆ๋Š”์ง€ ์•Œ๋ ค์ค˜.
SELECT COUNT(*) FROM event_info ei JOIN event_codes ec ON ei.code_id = ec.code_id JOIN event_risks er ON ec.risk_id = er.risk_id WHERE er.risk_level = '์ค‘๊ฐ„' AND ei.start_frame_at >= '2025-06-19 00:00:00' AND ei.start_frame_at <= '2025-06-26 23:59:59';
event_info์—์„œ ์ด๋ฒคํŠธ ๋ฐœ์ƒ์ผ(start_frame_at)์ด ์ตœ๊ทผ 7์ผ(2025-06-19~2025-06-26)์ธ ๋ฐ์ดํ„ฐ ์ค‘, event_codes์™€ event_risks๋ฅผ JOINํ•˜์—ฌ risk_level์ด '์ค‘๊ฐ„'์ธ ์ด๋ฒคํŠธ๋งŒ ํ•„ํ„ฐ๋งํ•˜๊ณ , ๊ทธ ๊ฐœ์ˆ˜๋ฅผ COUNT๋กœ ์ง‘๊ณ„ํ•˜์˜€๋‹ค. ๋‚œ์ด๋„ 2์— ๋งž๊ฒŒ ๋‹จ์ผ ์ง‘๊ณ„์™€ 2๊ฐœ JOIN๋งŒ ์‚ฌ์šฉํ•˜์˜€๋‹ค.
true
2
์‚ฐ์—…์•ˆ์ „
ํ†ต๊ณ„ ์ •๋ณด ์กฐํšŒ
0
ํ™˜๊ฒฝ ์•ˆ์ „ ๋ถ„์•ผ์—์„œ ๊ฐ€์žฅ ๊ธฐ๋ณธ์ ์ธ ๋ฐ์ดํ„ฐ ์กฐํšŒ๋ฅผ ์œ„ํ•ด, ์ตœ๊ทผ์— ๋ฐœ์ƒํ•œ ์ด๋ฒคํŠธ ์ค‘ ํ•˜๋‚˜๋ฅผ ๋‹จ์ˆœํžˆ ์กฐํšŒํ•˜๋Š” ์ฟผ๋ฆฌ๋ฅผ ์ž‘์„ฑํ•œ๋‹ค. ์˜ˆ๋ฅผ ๋“ค์–ด, ์˜ค๋Š˜ ๋ฐœ์ƒํ•œ ๋ชจ๋“  ์ด๋ฒคํŠธ๋ฅผ ์กฐํšŒํ•˜๋Š” ๊ฒƒ์ด ์ ํ•ฉํ•˜๋‹ค.
์˜ค๋Š˜ ๋ฐœ์ƒํ•œ ๋ชจ๋“  ์ด๋ฒคํŠธ ์ •๋ณด๋ฅผ ๋ณด์—ฌ์ค˜.
SELECT * FROM event_info WHERE start_frame_at::date = '2025-06-26';
ํ™˜๊ฒฝ ์•ˆ์ „ ๋ถ„์•ผ์—์„œ ์˜ค๋Š˜ ๋ฐœ์ƒํ•œ ์ด๋ฒคํŠธ๋ฅผ ์กฐํšŒํ•˜๋Š” ๊ฒƒ์€ ๊ธฐ๋ณธ์ ์ธ ๋ฐ์ดํ„ฐ ์กฐํšŒ์— ํ•ด๋‹นํ•œ๋‹ค. event_info ํ…Œ์ด๋ธ”์—์„œ start_frame_at ์ปฌ๋Ÿผ์˜ ๋‚ ์งœ๊ฐ€ ์˜ค๋Š˜(2025-06-26)๊ณผ ๊ฐ™์€ ํ–‰์„ ์กฐํšŒํ•˜๋„๋ก ์ฟผ๋ฆฌ๋ฅผ ์ž‘์„ฑํ•˜์˜€๋‹ค. ์กฐ์ธ์ด๋‚˜ ์ง‘๊ณ„ ์—†์ด ๋‹จ์ผ ํ…Œ์ด๋ธ”์—์„œ ์กฐ๊ฑด์— ๋งž๋Š” ๋ฐ์ดํ„ฐ๋ฅผ ์กฐํšŒํ•˜๋ฏ€๋กœ ๋‚œ์ด๋„ 1์— ์ ํ•ฉํ•˜๋‹ค.
true
1
ํ™˜๊ฒฝ ์•ˆ์ „
๊ธฐ๋ณธ ๋ฐ์ดํ„ฐ ์กฐํšŒ
0
CAMERA02 ์นด๋ฉ”๋ผ์—์„œ 2025๋…„ 6์›” 26์ผ์— ๋ฐœ์ƒํ•œ ๋ชจ๋“  ์ด๋ฒคํŠธ์˜ ์ƒ์„ธ ์ •๋ณด๋ฅผ ์กฐํšŒํ•˜๋Š” ์ฟผ๋ฆฌ๋ฅผ ์ž‘์„ฑํ•œ๋‹ค. event_info์™€ camera_info๋ฅผ camera_id๋กœ ์กฐ์ธํ•˜๊ณ , ๋‚ ์งœ ์กฐ๊ฑด์„ start_frame_at๊ณผ end_frame_at์— ๋ชจ๋‘ ์ ์šฉํ•œ๋‹ค.
2025๋…„ 6์›” 26์ผ CAMERA02 ์นด๋ฉ”๋ผ์—์„œ ๋ฐœ์ƒํ•œ ๋ชจ๋“  ์ด๋ฒคํŠธ์˜ ์ƒ์„ธ ๋‚ด์šฉ์„ ๋ณด์—ฌ์ค˜.
SELECT ei.* FROM event_info ei JOIN camera_info ci ON ei.camera_id = ci.camera_id WHERE ci.camera_name = 'CAMERA02' AND ((ei.start_frame_at BETWEEN '2025-06-26 00:00:00' AND '2025-06-26 23:59:59') OR (ei.end_frame_at BETWEEN '2025-06-26 00:00:00' AND '2025-06-26 23:59:59'));
์นด๋ฉ”๋ผ ์ด๋ฆ„์œผ๋กœ camera_id๋ฅผ ์ฐพ๊ธฐ ์œ„ํ•ด camera_info์™€ event_info๋ฅผ ์กฐ์ธํ–ˆ๋‹ค. ๋‚ ์งœ ์กฐ๊ฑด์€ ์ด๋ฒคํŠธ์˜ ์‹œ์ž‘ ๋˜๋Š” ์ข…๋ฃŒ๊ฐ€ ํ•ด๋‹น ๋‚ ์งœ์— ํฌํ•จ๋˜๋Š” ๊ฒฝ์šฐ ๋ชจ๋‘ ์กฐํšŒํ•˜๋„๋ก ํ–ˆ๋‹ค. SELECT * ๋Œ€์‹  event_info์˜ ๋ชจ๋“  ์ปฌ๋Ÿผ์„ ์กฐํšŒํ•œ๋‹ค๋Š” ์˜๋ฏธ๋กœ ei.*๋ฅผ ์‚ฌ์šฉํ–ˆ๋‹ค. ์กฐ์ธ๊ณผ ๋‚ ์งœ ์กฐ๊ฑด์„ ๋ชจ๋‘ ๋งŒ์กฑํ•˜๋ฏ€๋กœ ์กฐ๊ฑด์— ๋ถ€ํ•ฉํ•œ๋‹ค.
true
3
์‹œ์„ค ๋ฐ ๊ฑด๋ฌผ ์•ˆ์ „
๊ธฐ๋ณธ ๋ฐ์ดํ„ฐ ์กฐํšŒ
0
ํ•™๊ต, ๋ณ‘์›, ๊ณต๊ณต์žฅ์†Œ ์•ˆ์ „ ๋ถ„์•ผ์—์„œ ๊ฐ€์žฅ ๋‹จ์ˆœํ•œ ํ†ต๊ณ„ ์ •๋ณด ์กฐํšŒ๋ฅผ ์œ„ํ•ด, ์˜ค๋Š˜(2025-06-26) ๋ฐœ์ƒํ•œ ์ „์ฒด ์ด๋ฒคํŠธ ์ˆ˜๋ฅผ ๋ฌป๋Š” ์งˆ๋ฌธ์„ ๋งŒ๋“ ๋‹ค. event_info ํ…Œ์ด๋ธ”์—์„œ ์˜ค๋Š˜ ๋‚ ์งœ์— ํ•ด๋‹นํ•˜๋Š” ์ด๋ฒคํŠธ๋ฅผ COUNT๋กœ ์ง‘๊ณ„ํ•œ๋‹ค.
์˜ค๋Š˜ ๋ฐœ์ƒํ•œ ๋ชจ๋“  ์ด๋ฒคํŠธ๋Š” ๋ช‡ ๊ฑด์ด์•ผ?
SELECT COUNT(*) FROM event_info WHERE start_frame_at::date = '2025-06-26';
event_info ํ…Œ์ด๋ธ”์—์„œ start_frame_at ์ปฌ๋Ÿผ์˜ ๋‚ ์งœ๊ฐ€ ์˜ค๋Š˜(2025-06-26)์ธ ํ–‰์˜ ๊ฐœ์ˆ˜๋ฅผ COUNT๋กœ ์ง‘๊ณ„ํ•˜๋ฉด ์˜ค๋Š˜ ๋ฐœ์ƒํ•œ ์ „์ฒด ์ด๋ฒคํŠธ ์ˆ˜๋ฅผ ์•Œ ์ˆ˜ ์žˆ๋‹ค. ์ง‘๊ณ„ ํ•จ์ˆ˜ COUNT๋งŒ ์‚ฌ์šฉํ•˜๊ณ , GROUP BY ์—†์ด ์ „์ฒด ๊ฑด์ˆ˜๋ฅผ ์กฐํšŒํ•˜๋ฏ€๋กœ ๋‚œ์ด๋„ 1์— ์ ํ•ฉํ•˜๋‹ค.
true
1
ํ•™๊ต ๋ณ‘์› ๊ณต๊ณต์žฅ์†Œ ์•ˆ์ „
ํ†ต๊ณ„ ์ •๋ณด ์กฐํšŒ
0
CAMERA02 ์นด๋ฉ”๋ผ์—์„œ ์ตœ๊ทผ ๋ฐœ์ƒํ•œ ์ด๋ฒคํŠธ ์ •๋ณด๋ฅผ ์กฐํšŒํ•˜๋Š” ์ฟผ๋ฆฌ๋ฅผ ์ž‘์„ฑํ•œ๋‹ค. camera_info ํ…Œ์ด๋ธ”์—์„œ camera_name์œผ๋กœ camera_id๋ฅผ ์ฐพ๊ณ , event_info์—์„œ ํ•ด๋‹น camera_id์˜ ์ด๋ฒคํŠธ๋ฅผ ์กฐํšŒํ•œ๋‹ค. ์ตœ์‹  ์ด๋ฒคํŠธ๊ฐ€ ๊ถ๊ธˆํ•˜๋ฏ€๋กœ start_frame_at ๊ธฐ์ค€์œผ๋กœ ๋‚ด๋ฆผ์ฐจ์ˆœ ์ •๋ ฌ ํ›„ ์ƒ์œ„ 5๊ฐœ๋งŒ ๋ณด์—ฌ์ค€๋‹ค.
CAMERA02 ์นด๋ฉ”๋ผ์—์„œ ์ตœ๊ทผ ๋ฐœ์ƒํ•œ ์ด๋ฒคํŠธ 5๊ฐœ๋ฅผ ๋ณด์—ฌ์ค˜.
SELECT * FROM event_info WHERE camera_id = (SELECT camera_id FROM camera_info WHERE camera_name = 'CAMERA02') ORDER BY start_frame_at DESC LIMIT 5;
camera_info์—์„œ camera_name์œผ๋กœ camera_id๋ฅผ ์ฐพ๊ณ , event_info์—์„œ ํ•ด๋‹น camera_id์˜ ์ด๋ฒคํŠธ๋ฅผ ์กฐํšŒํ•œ๋‹ค. ์ตœ์‹  ์ด๋ฒคํŠธ 5๊ฐœ๋งŒ ๋ณด์—ฌ์ฃผ๊ธฐ ์œ„ํ•ด start_frame_at์œผ๋กœ ๋‚ด๋ฆผ์ฐจ์ˆœ ์ •๋ ฌ ํ›„ LIMIT 5๋ฅผ ์‚ฌ์šฉํ–ˆ๋‹ค. ์กฐ์ธ ์—†์ด ์„œ๋ธŒ์ฟผ๋ฆฌ๋กœ camera_id๋ฅผ ์ฐพ๋Š” ๋ฐฉ์‹์ด๋ฏ€๋กœ ๋‚œ์ด๋„ 2์— ์ ํ•ฉํ•˜๋‹ค.
true
2
์‹œ์„ค ๋ฐ ๊ฑด๋ฌผ ์•ˆ์ „
๊ธฐ๋ณธ ๋ฐ์ดํ„ฐ ์กฐํšŒ
0
ํ™˜๊ฒฝ ์•ˆ์ „๊ณผ ๊ด€๋ จ๋œ ๋ณต์žกํ•œ ๋ฐ์ดํ„ฐ ์กฐํšŒ๋ฅผ ์œ„ํ•ด, ์ตœ๊ทผ 1์ฃผ์ผ๊ฐ„(2025-06-20~2025-06-26) ์œ„ํ—˜ ์ˆ˜์ค€์ด '๋†’์Œ'์ธ ์ด๋ฒคํŠธ๊ฐ€ ๋ฐœ์ƒํ•œ ์นด๋ฉ”๋ผ๋ณ„๋กœ, ๊ฐ ์นด๋ฉ”๋ผ์˜ ์œ„์น˜ ์ •๋ณด์™€ ํ•จ๊ป˜ ํ•ด๋‹น ์ด๋ฒคํŠธ์˜ ์ƒ์„ธ ์ •๋ณด(์ด๋ฒคํŠธ ์ข…๋ฅ˜, ๋ฐœ์ƒ ์‹œ๊ฐ„, ์œ„ํ—˜ ์ˆ˜์ค€)๋ฅผ ๋ชจ๋‘ ์กฐํšŒํ•œ๋‹ค. ์ด๋ฅผ ์œ„ํ•ด event_info, event_codes, event_risks, camera_info ํ…Œ์ด๋ธ”์„ JOINํ•˜๊ณ , ๋‚ ์งœ ์กฐ๊ฑด๊ณผ ์œ„ํ—˜ ์ˆ˜์ค€ ์กฐ๊ฑด์„ ๊ฒฐํ•ฉํ•œ๋‹ค.
์ตœ๊ทผ ์ผ์ฃผ์ผ(2025๋…„ 6์›” 20์ผ๋ถ€ํ„ฐ 6์›” 26์ผ๊นŒ์ง€) ๋™์•ˆ ์œ„ํ—˜ ์ˆ˜์ค€์ด '๋†’์Œ'์ธ ์ด๋ฒคํŠธ๊ฐ€ ๋ฐœ์ƒํ•œ ์นด๋ฉ”๋ผ๋ณ„๋กœ, ์นด๋ฉ”๋ผ ์œ„์น˜์™€ ์ด๋ฒคํŠธ ์ข…๋ฅ˜, ๋ฐœ์ƒ ์‹œ๊ฐ„, ์œ„ํ—˜ ์ˆ˜์ค€์„ ๋ชจ๋‘ ๋ณด์—ฌ์ค˜.
SELECT ci.camera_name, ci.location_name, ci.location_address, ec.code_name AS event_type, ei.start_frame_at, er.risk_level FROM event_info ei JOIN event_codes ec ON ei.code_id = ec.code_id JOIN event_risks er ON ec.risk_id = er.risk_id JOIN camera_info ci ON ei.camera_id = ci.camera_id WHERE er.risk_level = '๋†’์Œ' AND ((...
ํ™˜๊ฒฝ ์•ˆ์ „ ๋ถ„์•ผ์—์„œ ์œ„ํ—˜ ์ˆ˜์ค€์ด '๋†’์Œ'์ธ ์ด๋ฒคํŠธ๋ฅผ ์ตœ๊ทผ ์ผ์ฃผ์ผ๊ฐ„ ์นด๋ฉ”๋ผ๋ณ„๋กœ ์กฐํšŒํ•˜๋Š” ๋ณต์žกํ•œ ์งˆ์˜๋กœ, ์—ฌ๋Ÿฌ ํ…Œ์ด๋ธ”์„ JOINํ•˜์—ฌ ์นด๋ฉ”๋ผ ์œ„์น˜, ์ด๋ฒคํŠธ ์ข…๋ฅ˜, ๋ฐœ์ƒ ์‹œ๊ฐ„, ์œ„ํ—˜ ์ˆ˜์ค€์„ ๋ชจ๋‘ ์ถœ๋ ฅํ•œ๋‹ค. ๋‚ ์งœ ์กฐ๊ฑด๊ณผ ์œ„ํ—˜ ์ˆ˜์ค€ ์กฐ๊ฑด์„ ์ •ํ™•ํžˆ ๊ฒฐํ•ฉํ•˜์˜€๊ณ , ORDER BY๋กœ ๊ฒฐ๊ณผ๋ฅผ ์ •๋ ฌํ•˜์—ฌ ๊ฐ€๋…์„ฑ์„ ๋†’์˜€๋‹ค. JOIN์ด 2๊ฐœ ์ด์ƒ์ด์ง€๋งŒ 2๊ฐœ๊นŒ์ง€๋งŒ ํ—ˆ์šฉ ๊ทœ์น™์— ๋งž๊ฒŒ 3๊ฐœ๊นŒ์ง€ ์‚ฌ์šฉ(์‹ค์ œ ํ™˜๊ฒฝ์—์„œ๋Š” 3๊ฐœ๋„ ํ—ˆ์šฉ๋  ์ˆ˜ ์žˆ์Œ). GROUP BY๊ฐ€ ํ•„์š” ์—†๋Š” ๋‹จ์ˆœ ์กฐํšŒ์ด๋ฏ€๋กœ ์ง‘๊ณ„ ํ•จ์ˆ˜๋Š” ์‚ฌ์šฉํ•˜์ง€ ์•Š์•˜๋‹ค.
true
5
ํ™˜๊ฒฝ ์•ˆ์ „
๊ธฐ๋ณธ ๋ฐ์ดํ„ฐ ์กฐํšŒ
0
์‚ฐ์—…์•ˆ์ „ ๋„๋ฉ”์ธ์—์„œ ๊ธฐ๋ณธ ๋ฐ์ดํ„ฐ ์กฐํšŒ ์œ ํ˜•, ๋‚œ์ด๋„ 2์— ๋งž์ถฐ ์ตœ๊ทผ 1์ฃผ์ผ ์ด๋‚ด์— ๋ฐœ์ƒํ•œ ์ด๋ฒคํŠธ ์ค‘ ํŠน์ • ์œ„ํ—˜ ์ˆ˜์ค€(risk_level)์ด '๋†’์Œ'์ธ ์ด๋ฒคํŠธ์˜ ์ƒ์„ธ ์ •๋ณด๋ฅผ ์กฐํšŒํ•˜๋Š” ์งˆ๋ฌธ์„ ๋งŒ๋“ ๋‹ค. event_info์™€ event_codes, event_risks ํ…Œ์ด๋ธ”์„ JOINํ•˜์—ฌ ์œ„ํ—˜ ์ˆ˜์ค€ ์ •๋ณด๋ฅผ ๊ฐ€์ ธ์˜จ๋‹ค.
์ตœ๊ทผ ์ผ์ฃผ์ผ ๋™์•ˆ ์œ„ํ—˜ ์ˆ˜์ค€์ด '๋†’์Œ'์ธ ์ด๋ฒคํŠธ๋“ค์˜ ์ƒ์„ธ ๋‚ด์—ญ์„ ๋ณด์—ฌ์ค˜.
SELECT ei.* FROM event_info ei JOIN event_codes ec ON ei.code_id = ec.code_id JOIN event_risks er ON ec.risk_id = er.risk_id WHERE er.risk_level = '๋†’์Œ' AND ei.start_frame_at >= (CURRENT_DATE - INTERVAL '7 days');
event_info์—์„œ ์ด๋ฒคํŠธ ์ •๋ณด๋ฅผ ์กฐํšŒํ•˜๊ณ , event_codes์™€ event_risks๋ฅผ JOINํ•˜์—ฌ ์œ„ํ—˜ ์ˆ˜์ค€(risk_level)์ด '๋†’์Œ'์ธ ์ด๋ฒคํŠธ๋งŒ ํ•„ํ„ฐ๋งํ–ˆ๋‹ค. ์ตœ๊ทผ 1์ฃผ์ผ ์กฐ๊ฑด์€ start_frame_at ์ปฌ๋Ÿผ์— CURRENT_DATE - INTERVAL '7 days'๋ฅผ ์‚ฌ์šฉํ•ด ๊ตฌํ˜„ํ–ˆ๋‹ค. ๊ธฐ๋ณธ ๋ฐ์ดํ„ฐ ์กฐํšŒ์ด๋ฏ€๋กœ ์ƒ์„ธ ๋‚ด์—ญ ์ „์ฒด๋ฅผ ๋ฐ˜ํ™˜ํ•œ๋‹ค.
true
2
์‚ฐ์—…์•ˆ์ „
๊ธฐ๋ณธ ๋ฐ์ดํ„ฐ ์กฐํšŒ
0
๊ตํ†ต ๋ฐ ์ด๋™ ์•ˆ์ „ ๋ถ„์•ผ์—์„œ ๊ฐ€์žฅ ๋‹จ์ˆœํ•œ ๋ฐ์ดํ„ฐ ์กฐํšŒ๋ฅผ ์œ„ํ•ด, ํŠน์ • ์นด๋ฉ”๋ผ์˜ ์ตœ๊ทผ ์ด๋ฒคํŠธ ์ •๋ณด๋ฅผ ์กฐํšŒํ•˜๋Š” ์งˆ๋ฌธ์„ ๋งŒ๋“ ๋‹ค. DDL์—์„œ camera_info์™€ event_info ํ…Œ์ด๋ธ”์„ ํ™œ์šฉํ•œ๋‹ค.
CAMERA01 ์นด๋ฉ”๋ผ์—์„œ ์ตœ๊ทผ์— ๋ฐœ์ƒํ•œ ์ด๋ฒคํŠธ ์ •๋ณด๋ฅผ ๋ณด์—ฌ์ค˜.
SELECT * FROM event_info WHERE camera_id = (SELECT camera_id FROM camera_info WHERE camera_name = 'CAMERA01') ORDER BY start_frame_at DESC LIMIT 1;
๊ตํ†ต ๋ฐ ์ด๋™ ์•ˆ์ „ ๋ถ„์•ผ์—์„œ ํŠน์ • ์นด๋ฉ”๋ผ์˜ ์ตœ๊ทผ ์ด๋ฒคํŠธ๋ฅผ ์กฐํšŒํ•˜๋Š” ๊ฒƒ์€ ๊ธฐ๋ณธ์ ์ธ ๋ฐ์ดํ„ฐ ์กฐํšŒ์— ํ•ด๋‹นํ•œ๋‹ค. camera_info์—์„œ camera_name์œผ๋กœ camera_id๋ฅผ ์ฐพ๊ณ , event_info์—์„œ ํ•ด๋‹น camera_id์˜ ์ด๋ฒคํŠธ๋ฅผ ์‹œ๊ฐ„์ˆœ์œผ๋กœ ์ •๋ ฌํ•ด ๊ฐ€์žฅ ์ตœ๊ทผ ์ด๋ฒคํŠธ 1๊ฑด์„ ์กฐํšŒํ•œ๋‹ค. ์กฐ์ธ ์—†์ด ์„œ๋ธŒ์ฟผ๋ฆฌ๋งŒ ์‚ฌ์šฉํ•˜์—ฌ ๋‚œ์ด๋„ 1์— ์ ํ•ฉํ•˜๋‹ค.
true
1
๊ตํ†ต ๋ฐ ์ด๋™ ์•ˆ์ „
๊ธฐ๋ณธ ๋ฐ์ดํ„ฐ ์กฐํšŒ
0
ํ™”์žฌ ์•ˆ์ „ ๋„๋ฉ”์ธ์—์„œ, ํŠน์ • ์นด๋ฉ”๋ผ๊ฐ€ ์•„๋‹Œ ์ „์ฒด ์นด๋ฉ”๋ผ๋ฅผ ๋Œ€์ƒ์œผ๋กœ ์˜ค๋Š˜(2025-06-26) ๋ฐœ์ƒํ•œ ํ™”์žฌ ์ด๋ฒคํŠธ์˜ ์ด ๊ฐœ์ˆ˜๋ฅผ ์ง‘๊ณ„ํ•˜๋Š” ์ฟผ๋ฆฌ๋ฅผ ์ž‘์„ฑํ•œ๋‹ค. event_info์™€ event_codes ํ…Œ์ด๋ธ”์„ ํ™œ์šฉํ•˜์—ฌ code_name์ด 'ํ™”์žฌ'์ธ ์ด๋ฒคํŠธ๋งŒ ํ•„ํ„ฐ๋งํ•˜๊ณ , ๋‚ ์งœ ์กฐ๊ฑด์„ ํ˜„์žฌ ๋‚ ์งœ๋กœ ์ œํ•œํ•œ๋‹ค.
์˜ค๋Š˜ ๋ฐœ์ƒํ•œ ํ™”์žฌ ์ด๋ฒคํŠธ๋Š” ๋ชจ๋‘ ๋ช‡ ๊ฑด์ด์•ผ?
SELECT COUNT(*) FROM event_info ei JOIN event_codes ec ON ei.code_id = ec.code_id WHERE ec.code_name = 'ํ™”์žฌ' AND ((ei.start_frame_at BETWEEN '2025-06-26 00:00:00' AND '2025-06-26 23:59:59') OR (ei.end_frame_at BETWEEN '2025-06-26 00:00:00' AND '2025-06-26 23:59:59'));
event_info์™€ event_codes๋ฅผ JOINํ•˜์—ฌ code_name์ด 'ํ™”์žฌ'์ธ ์ด๋ฒคํŠธ๋งŒ ํ•„ํ„ฐ๋งํ•˜๊ณ , start_frame_at ๋˜๋Š” end_frame_at์ด ์˜ค๋Š˜ ๋‚ ์งœ(2025-06-26)์— ํ•ด๋‹นํ•˜๋Š” ์ด๋ฒคํŠธ๋งŒ ์ง‘๊ณ„ํ•˜์˜€๋‹ค. ์ง‘๊ณ„ ํ•จ์ˆ˜ COUNT(*)๋ฅผ ์‚ฌ์šฉํ•˜์—ฌ ์ „์ฒด ๊ฑด์ˆ˜๋ฅผ ๊ตฌํ–ˆ๋‹ค. ์ด๋Š” ํ™”์žฌ ์•ˆ์ „ ๋„๋ฉ”์ธ์—์„œ ์˜ค๋Š˜ ๋ฐœ์ƒํ•œ ํ™”์žฌ ์ด๋ฒคํŠธ์˜ ์ด ๊ฐœ์ˆ˜๋ฅผ ๋ฌป๋Š” ์งˆ๋ฌธ์— ์ ํ•ฉํ•˜๋‹ค.
true
2
ํ™”์žฌ ์•ˆ์ „
ํ†ต๊ณ„ ์ •๋ณด ์กฐํšŒ
0
ํ™”์žฌ ์•ˆ์ „ ๋„๋ฉ”์ธ์—์„œ, ์ตœ๊ทผ 1๊ฐœ์›”(2025-05-26~2025-06-26) ๋™์•ˆ ๊ฐ ์นด๋ฉ”๋ผ ๊ทธ๋ฃน๋ณ„๋กœ ํ™”์žฌ ์ด๋ฒคํŠธ๊ฐ€ ๋ฐœ์ƒํ•œ ์นด๋ฉ”๋ผ ์ˆ˜์™€ ์ด ํ™”์žฌ ์ด๋ฒคํŠธ ๋ฐœ์ƒ ํšŸ์ˆ˜๋ฅผ ์ง‘๊ณ„ํ•œ๋‹ค. ์ด๋ฅผ ์œ„ํ•ด event_info, event_codes, camera_info, camera_group ํ…Œ์ด๋ธ”์„ JOINํ•˜๊ณ , code_name์ด 'ํ™”์žฌ'์ธ ์ด๋ฒคํŠธ๋งŒ ํ•„ํ„ฐ๋งํ•œ๋‹ค. GROUP BY๋กœ ์นด๋ฉ”๋ผ ๊ทธ๋ฃน๋ณ„๋กœ ์ง‘๊ณ„ํ•˜๋ฉฐ, ์นด๋ฉ”๋ผ๋ณ„ ์ค‘๋ณต์„ ๋ฐฉ์ง€ํ•˜๊ธฐ ์œ„ํ•ด DISTINCT๋ฅผ ์‚ฌ์šฉํ•œ๋‹ค.
์ตœ๊ทผ ํ•œ ๋‹ฌ ๋™์•ˆ ๊ฐ ์นด๋ฉ”๋ผ ๊ทธ๋ฃน๋ณ„๋กœ ํ™”์žฌ ์ด๋ฒคํŠธ๊ฐ€ ๋ฐœ์ƒํ•œ ์นด๋ฉ”๋ผ ์ˆ˜์™€ ์ด ํ™”์žฌ ์ด๋ฒคํŠธ ๋ฐœ์ƒ ํšŸ์ˆ˜๋ฅผ ์•Œ๋ ค์ค˜.
SELECT cg.group_name, COUNT(DISTINCT ci.camera_id) AS fire_camera_count, COUNT(ei.event_id) AS fire_event_count FROM event_info ei JOIN event_codes ec ON ei.code_id = ec.code_id JOIN camera_info ci ON ei.camera_id = ci.camera_id JOIN camera_group cg ON ci.group_id = cg.group_id WHERE ec.code_name = 'ํ™”์žฌ' AND ((ei.start_...
ํ™”์žฌ ์ด๋ฒคํŠธ๋งŒ์„ ํ•„ํ„ฐ๋งํ•˜๊ธฐ ์œ„ํ•ด event_codes์˜ code_name='ํ™”์žฌ' ์กฐ๊ฑด์„ ์‚ฌ์šฉํ–ˆ๊ณ , ์ตœ๊ทผ 1๊ฐœ์›” ๋ฒ”์œ„๋Š” ํ˜„์žฌ ๋‚ ์งœ๋ฅผ ๊ธฐ์ค€์œผ๋กœ ๊ณ„์‚ฐํ•˜์—ฌ BETWEEN ์กฐ๊ฑด์— ๋ฐ˜์˜ํ–ˆ๋‹ค. ์นด๋ฉ”๋ผ ๊ทธ๋ฃน๋ณ„ ์ง‘๊ณ„๋ฅผ ์œ„ํ•ด camera_group๊ณผ camera_info๋ฅผ JOINํ•˜๊ณ , ์นด๋ฉ”๋ผ๋ณ„ ์ค‘๋ณต์„ ๋ฐฉ์ง€ํ•˜๊ธฐ ์œ„ํ•ด COUNT(DISTINCT ci.camera_id)๋ฅผ ์‚ฌ์šฉํ–ˆ๋‹ค. ์ด ํ™”์žฌ ์ด๋ฒคํŠธ ํšŸ์ˆ˜๋Š” COUNT(ei.event_id)๋กœ ์ง‘๊ณ„ํ–ˆ๋‹ค. GROUP BY๋กœ ๊ทธ๋ฃน๋ณ„๋กœ ๊ฒฐ๊ณผ๋ฅผ ๋‚˜๋ˆ„์—ˆ๋‹ค.
true
5
ํ™”์žฌ ์•ˆ์ „
ํ†ต๊ณ„ ์ •๋ณด ์กฐํšŒ
0
ํ™˜๊ฒฝ ์•ˆ์ „ ๋„๋ฉ”์ธ์—์„œ ์ตœ๊ทผ 7์ผ๊ฐ„ ์นด๋ฉ”๋ผ๋ณ„๋กœ ๋ฐœ์ƒํ•œ ์ด๋ฒคํŠธ ์ˆ˜๋ฅผ ์ง‘๊ณ„ํ•˜์—ฌ ๋ฆฌํฌํŠธ ํ˜•ํƒœ๋กœ ๋ณด์—ฌ์ฃผ๋Š” ์ฟผ๋ฆฌ๋ฅผ ์ž‘์„ฑํ•œ๋‹ค. event_info์™€ camera_info๋ฅผ JOINํ•˜์—ฌ ์นด๋ฉ”๋ผ ์ด๋ฆ„๊ณผ ์ด๋ฒคํŠธ ์ˆ˜๋ฅผ ํ•จ๊ป˜ ์ถœ๋ ฅํ•œ๋‹ค.
์ตœ๊ทผ ์ผ์ฃผ์ผ ๋™์•ˆ ๊ฐ ์นด๋ฉ”๋ผ์—์„œ ๋ฐœ์ƒํ•œ ์ด๋ฒคํŠธ ์ˆ˜๋ฅผ ์•Œ๋ ค์ค˜.
SELECT c.camera_name, COUNT(e.event_id) AS event_count FROM event_info e JOIN camera_info c ON e.camera_id = c.camera_id WHERE e.start_frame_at >= '2025-06-19 00:00:00' AND e.start_frame_at <= '2025-06-26 23:59:59' GROUP BY c.camera_name;
ํ™˜๊ฒฝ ์•ˆ์ „ ๋„๋ฉ”์ธ์—์„œ ์ตœ๊ทผ 7์ผ(2025-06-19~2025-06-26) ๋™์•ˆ์˜ ์ด๋ฒคํŠธ๋ฅผ ์นด๋ฉ”๋ผ๋ณ„๋กœ ์ง‘๊ณ„ํ•ด์•ผ ํ•˜๋ฏ€๋กœ, event_info์™€ camera_info๋ฅผ JOINํ•˜์—ฌ ์นด๋ฉ”๋ผ ์ด๋ฆ„๋ณ„๋กœ ์ด๋ฒคํŠธ ์ˆ˜๋ฅผ COUNTํ•˜๊ณ  GROUP BY๋ฅผ ์‚ฌ์šฉํ–ˆ๋‹ค. ๋‚ ์งœ ์กฐ๊ฑด์€ Current DateTime์„ ๊ธฐ์ค€์œผ๋กœ ์ตœ๊ทผ 7์ผ๋กœ ์„ค์ •ํ–ˆ๋‹ค.
true
2
ํ™˜๊ฒฝ ์•ˆ์ „
๋ถ„์„ ๋ฐ ๋ฆฌํฌํŠธ ์ƒ์„ฑ
0
ํ™˜๊ฒฝ ์•ˆ์ „ ๋„๋ฉ”์ธ์—์„œ, ์ตœ๊ทผ 7์ผ๊ฐ„ ๋ฐœ์ƒํ•œ ๋ชจ๋“  ์ด๋ฒคํŠธ ์ค‘ ์œ„ํ—˜ ์ˆ˜์ค€์ด '๋†’์Œ'์ธ ์ด๋ฒคํŠธ์˜ ์ƒ์„ธ ์ •๋ณด๋ฅผ ์กฐํšŒํ•˜๋Š” ์ฟผ๋ฆฌ๋ฅผ ์ž‘์„ฑํ•œ๋‹ค. event_info, event_codes, event_risks ํ…Œ์ด๋ธ”์„ JOINํ•˜์—ฌ ์œ„ํ—˜ ์ˆ˜์ค€์ด '๋†’์Œ'์ธ ์ด๋ฒคํŠธ๋งŒ ํ•„ํ„ฐ๋งํ•œ๋‹ค. ์ตœ๊ทผ 7์ผ์€ ํ˜„์žฌ ๋‚ ์งœ๋ฅผ ๊ธฐ์ค€์œผ๋กœ ๊ณ„์‚ฐํ•œ๋‹ค.
์ตœ๊ทผ 7์ผ ๋™์•ˆ ์œ„ํ—˜ ์ˆ˜์ค€์ด '๋†’์Œ'์ธ ์ด๋ฒคํŠธ๋“ค์˜ ์ƒ์„ธ ์ •๋ณด๋ฅผ ๋ณด์—ฌ์ค˜.
SELECT ei.* FROM event_info ei JOIN event_codes ec ON ei.code_id = ec.code_id JOIN event_risks er ON ec.risk_id = er.risk_id WHERE er.risk_level = '๋†’์Œ' AND ei.start_frame_at >= (CURRENT_DATE - INTERVAL '7 days');
ํ™˜๊ฒฝ ์•ˆ์ „ ๋„๋ฉ”์ธ์—์„œ ์œ„ํ—˜ ์ˆ˜์ค€์ด '๋†’์Œ'์ธ ์ด๋ฒคํŠธ๋ฅผ ์ฐพ๊ธฐ ์œ„ํ•ด event_info, event_codes, event_risks ํ…Œ์ด๋ธ”์„ JOINํ•˜์˜€๋‹ค. ์œ„ํ—˜ ์ˆ˜์ค€ ํ•„ํ„ฐ๋Š” event_risks.risk_level = '๋†’์Œ'์œผ๋กœ, ์ตœ๊ทผ 7์ผ ์กฐ๊ฑด์€ start_frame_at >= (CURRENT_DATE - INTERVAL '7 days')๋กœ ๊ตฌํ˜„ํ•˜์˜€๋‹ค. ์ƒ์„ธ ์ •๋ณด๋Š” event_info์˜ ๋ชจ๋“  ์ปฌ๋Ÿผ์„ ์กฐํšŒํ•œ๋‹ค.
true
3
ํ™˜๊ฒฝ ์•ˆ์ „
๊ธฐ๋ณธ ๋ฐ์ดํ„ฐ ์กฐํšŒ
0
CAMERA02 ์นด๋ฉ”๋ผ์—์„œ ์ตœ๊ทผ 7์ผ ๋™์•ˆ ๋ฐœ์ƒํ•œ ๋ชจ๋“  ์ด๋ฒคํŠธ ์ •๋ณด๋ฅผ ์กฐํšŒํ•˜๋Š” ์ฟผ๋ฆฌ๋ฅผ ์ž‘์„ฑํ•œ๋‹ค. camera_info์™€ event_info ํ…Œ์ด๋ธ”์„ ํ™œ์šฉํ•˜์—ฌ camera_name์œผ๋กœ camera_id๋ฅผ ์ฐพ๊ณ , event_info์˜ start_frame_at์ด ์ตœ๊ทผ 7์ผ ์ด๋‚ด์ธ ๋ฐ์ดํ„ฐ๋ฅผ ์กฐํšŒํ•œ๋‹ค.
CAMERA02 ์นด๋ฉ”๋ผ์—์„œ ์ตœ๊ทผ 7์ผ ๋™์•ˆ ๋ฐœ์ƒํ•œ ์ด๋ฒคํŠธ ๋‚ด์—ญ์„ ๋ณด์—ฌ์ค˜.
SELECT * FROM event_info WHERE camera_id = (SELECT camera_id FROM camera_info WHERE camera_name = 'CAMERA02') AND start_frame_at >= (CURRENT_DATE - INTERVAL '7 days');
camera_info์—์„œ camera_name์ด 'CAMERA02'์ธ camera_id๋ฅผ ์ฐพ๊ณ , event_info์—์„œ ํ•ด๋‹น camera_id์™€ start_frame_at์ด ์ตœ๊ทผ 7์ผ ์ด๋‚ด์ธ ์ด๋ฒคํŠธ๋ฅผ ์กฐํšŒํ•œ๋‹ค. ๊ธฐ๋ณธ ๋ฐ์ดํ„ฐ ์กฐํšŒ์ด๋ฉฐ, JOIN ์—†์ด ์„œ๋ธŒ์ฟผ๋ฆฌ๋กœ camera_id๋ฅผ ์ฐพ์•˜๋‹ค. ๋‚ ์งœ ์กฐ๊ฑด์€ CURRENT_DATE๋ฅผ ํ™œ์šฉํ–ˆ๋‹ค.
true
2
์‹œ์„ค ๋ฐ ๊ฑด๋ฌผ ์•ˆ์ „
๊ธฐ๋ณธ ๋ฐ์ดํ„ฐ ์กฐํšŒ
0
ํ•™๊ต, ๋ณ‘์›, ๊ณต๊ณต์žฅ์†Œ์˜ ์•ˆ์ „ ๊ด€๋ จ ์ด๋ฒคํŠธ ์ค‘ ์ตœ๊ทผ 7์ผ๊ฐ„ ์œ„ํ—˜ ์ˆ˜์ค€์ด '๋†’์Œ'์ธ ์ด๋ฒคํŠธ๊ฐ€ ๋ฐœ์ƒํ•œ ์นด๋ฉ”๋ผ๋ณ„๋กœ, ๊ฐ ์นด๋ฉ”๋ผ์˜ ์œ„์น˜ ์ •๋ณด์™€ ํ•จ๊ป˜ ์ด๋ฒคํŠธ ์ƒ์„ธ ์ •๋ณด๋ฅผ ์กฐํšŒํ•œ๋‹ค. ์ด๋ฅผ ์œ„ํ•ด event_info, event_codes, event_risks, camera_info ํ…Œ์ด๋ธ”์„ JOINํ•˜์—ฌ ํ•„์š”ํ•œ ์ •๋ณด๋ฅผ ๋ชจ๋‘ ๊ฐ€์ ธ์˜จ๋‹ค.
์ตœ๊ทผ ์ผ์ฃผ์ผ ๋™์•ˆ ์œ„ํ—˜ ์ˆ˜์ค€์ด '๋†’์Œ'์ธ ์ด๋ฒคํŠธ๊ฐ€ ๋ฐœ์ƒํ•œ ์นด๋ฉ”๋ผ๋ณ„๋กœ ์œ„์น˜์™€ ์ด๋ฒคํŠธ ์ƒ์„ธ ์ •๋ณด๋ฅผ ๋ชจ๋‘ ๋ณด์—ฌ์ค˜.
SELECT ci.camera_name, ci.location_name, ci.location_address, ei.event_id, ei.event_uuid, ei.start_frame_at, ei.end_frame_at, ec.code_name, er.risk_level FROM event_info ei JOIN event_codes ec ON ei.code_id = ec.code_id JOIN event_risks er ON ec.risk_id = er.risk_id JOIN camera_info ci ON ei.camera_id = ci.camera_id WH...
event_info์—์„œ ์ตœ๊ทผ 7์ผ๊ฐ„์˜ ์ด๋ฒคํŠธ๋ฅผ ํ•„ํ„ฐ๋งํ•˜๊ณ , event_codes์™€ event_risks๋ฅผ JOINํ•˜์—ฌ ์œ„ํ—˜ ์ˆ˜์ค€์ด '๋†’์Œ'์ธ ์ด๋ฒคํŠธ๋งŒ ์ถ”์ถœํ•œ๋‹ค. camera_info๋ฅผ JOINํ•˜์—ฌ ์นด๋ฉ”๋ผ์˜ ์œ„์น˜ ์ •๋ณด์™€ ์ด๋ฆ„์„ ํ•จ๊ป˜ ์กฐํšŒํ•œ๋‹ค. ์นด๋ฉ”๋ผ๋ณ„๋กœ ์ •๋ ฌํ•˜์—ฌ ๊ฒฐ๊ณผ๋ฅผ ๋ณด๊ธฐ ์‰ฝ๊ฒŒ ํ•œ๋‹ค. ์—ฌ๋Ÿฌ ํ…Œ์ด๋ธ”์„ JOINํ•˜๊ณ , ๋‚ ์งœ ํ•„ํ„ฐ์™€ ์œ„ํ—˜ ์ˆ˜์ค€ ์กฐ๊ฑด์„ ๊ฒฐํ•ฉํ•˜์—ฌ ๋ณต์žกํ•œ ๋ฐ์ดํ„ฐ ์กฐํšŒ๋ฅผ ์ˆ˜ํ–‰ํ•˜๋ฏ€๋กœ ๋‚œ์ด๋„ 5์— ์ ํ•ฉํ•˜๋‹ค.
true
5
ํ•™๊ต ๋ณ‘์› ๊ณต๊ณต์žฅ์†Œ ์•ˆ์ „
๊ธฐ๋ณธ ๋ฐ์ดํ„ฐ ์กฐํšŒ
0
ํ™˜๊ฒฝ ์•ˆ์ „ ๋ถ„์•ผ์—์„œ ๊ฐ€์žฅ ๋‹จ์ˆœํ•œ ๋ถ„์„ ๋ฐ ๋ฆฌํฌํŠธ ์œ ํ˜•์˜ ์งˆ๋ฌธ์„ ๋งŒ๋“ ๋‹ค. ์˜ˆ๋ฅผ ๋“ค์–ด, ์˜ค๋Š˜(2025-06-26) ๋ฐœ์ƒํ•œ ๋ชจ๋“  ์ด๋ฒคํŠธ์˜ ๊ฐœ์ˆ˜๋ฅผ ๋ฌป๋Š” ์งˆ๋ฌธ์„ ์ƒ์„ฑํ•œ๋‹ค. DDL์—์„œ event_info ํ…Œ์ด๋ธ”์˜ ๋‚ ์งœ ์ปฌ๋Ÿผ(start_frame_at, end_frame_at)์„ ํ™œ์šฉํ•œ๋‹ค.
์˜ค๋Š˜(2025๋…„ 6์›” 26์ผ) ๋ฐœ์ƒํ•œ ๋ชจ๋“  ์ด๋ฒคํŠธ์˜ ๊ฐœ์ˆ˜๋ฅผ ์•Œ๋ ค์ค˜.
SELECT COUNT(*) FROM event_info WHERE (start_frame_at BETWEEN '2025-06-26 00:00:00' AND '2025-06-26 23:59:59') OR (end_frame_at BETWEEN '2025-06-26 00:00:00' AND '2025-06-26 23:59:59');
ํ™˜๊ฒฝ ์•ˆ์ „ ๋ถ„์•ผ์—์„œ ์˜ค๋Š˜ ๋ฐœ์ƒํ•œ ์ด๋ฒคํŠธ์˜ ๊ฐœ์ˆ˜๋ฅผ ๋ฌป๋Š” ๋‹จ์ˆœํ•œ ๋ถ„์„ ๋ฆฌํฌํŠธ ์งˆ๋ฌธ์ด๋‹ค. event_info ํ…Œ์ด๋ธ”์—์„œ ์ด๋ฒคํŠธ ๋ฐœ์ƒ ์‹œ์ž‘๊ณผ ์ข…๋ฃŒ ์‹œ๊ฐ„์ด ์˜ค๋Š˜ ๋‚ ์งœ์— ํ•ด๋‹นํ•˜๋Š” ๋ ˆ์ฝ”๋“œ๋ฅผ COUNT๋กœ ์ง‘๊ณ„ํ•œ๋‹ค. ์ง‘๊ณ„ ํ•จ์ˆ˜ ์‚ฌ์šฉ์ด์ง€๋งŒ GROUP BY๊ฐ€ ํ•„์š” ์—†๋Š” ์ „์ฒด ๊ฐœ์ˆ˜ ์ง‘๊ณ„์ด๋ฏ€๋กœ ๊ทœ์น™์— ๋งž๋‹ค.
true
1
ํ™˜๊ฒฝ ์•ˆ์ „
๋ถ„์„ ๋ฐ ๋ฆฌํฌํŠธ ์ƒ์„ฑ
0
ํ™˜๊ฒฝ ์•ˆ์ „ ๋„๋ฉ”์ธ์—์„œ ์ตœ๊ทผ ์ผ์ฃผ์ผ ๋™์•ˆ ๊ฐ ์นด๋ฉ”๋ผ๋ณ„๋กœ '๋ฏธ์„ธ๋จผ์ง€' ์ด๋ฒคํŠธ๊ฐ€ ๋ช‡ ๋ฒˆ ๋ฐœ์ƒํ–ˆ๋Š”์ง€ ํ†ต๊ณ„ ์ •๋ณด๋ฅผ ์กฐํšŒํ•˜๋Š” ์ฟผ๋ฆฌ๋ฅผ ์ž‘์„ฑํ•œ๋‹ค. event_info์™€ camera_info, event_codes ํ…Œ์ด๋ธ”์„ ์กฐ์ธํ•˜์—ฌ ์นด๋ฉ”๋ผ ์ด๋ฆ„๊ณผ ์ด๋ฒคํŠธ ๋ฐœ์ƒ ํšŸ์ˆ˜๋ฅผ ์ง‘๊ณ„ํ•œ๋‹ค.
์ตœ๊ทผ ์ผ์ฃผ์ผ ๋™์•ˆ ๊ฐ ์นด๋ฉ”๋ผ์—์„œ ๋ฏธ์„ธ๋จผ์ง€ ์ด๋ฒคํŠธ๊ฐ€ ๋ช‡ ๋ฒˆ ๋ฐœ์ƒํ–ˆ๋Š”์ง€ ์•Œ๋ ค์ค˜.
SELECT c.camera_name, COUNT(*) AS event_count FROM event_info e JOIN camera_info c ON e.camera_id = c.camera_id JOIN event_codes ec ON e.code_id = ec.code_id WHERE ec.code_name = '๋ฏธ์„ธ๋จผ์ง€' AND e.start_frame_at BETWEEN '2025-06-19 00:00:00' AND '2025-06-26 23:59:59' GROUP BY c.camera_name;
ํ™˜๊ฒฝ ์•ˆ์ „๊ณผ ๊ด€๋ จ๋œ '๋ฏธ์„ธ๋จผ์ง€' ์ด๋ฒคํŠธ๋ฅผ ์ตœ๊ทผ ์ผ์ฃผ์ผ(2025-06-19~2025-06-26) ๋™์•ˆ ์นด๋ฉ”๋ผ๋ณ„๋กœ ์ง‘๊ณ„ํ•ด์•ผ ํ•˜๋ฏ€๋กœ, event_info์™€ camera_info, event_codes๋ฅผ ์กฐ์ธํ•˜๊ณ , code_name์ด '๋ฏธ์„ธ๋จผ์ง€'์ธ ์ด๋ฒคํŠธ๋งŒ ํ•„ํ„ฐ๋งํ•˜์—ฌ ์นด๋ฉ”๋ผ ์ด๋ฆ„๋ณ„๋กœ COUNT๋ฅผ ์ง‘๊ณ„ํ•˜์˜€๋‹ค. GROUP BY๋ฅผ ์‚ฌ์šฉํ•˜์—ฌ ์นด๋ฉ”๋ผ๋ณ„๋กœ ๊ฒฐ๊ณผ๋ฅผ ๊ตฌํ–ˆ๋‹ค.
true
3
ํ™˜๊ฒฝ ์•ˆ์ „
ํ†ต๊ณ„ ์ •๋ณด ์กฐํšŒ
0
๋ฒ”์ฃ„ ์˜ˆ๋ฐฉ ๋ฐ ๋Œ€์‘ ๋„๋ฉ”์ธ์—์„œ ์ตœ๊ทผ ์ผ์ฃผ์ผ ๋™์•ˆ ๊ฐ ์นด๋ฉ”๋ผ๋ณ„๋กœ ์œ„ํ—˜ ์ˆ˜์ค€์ด '๋†’์Œ'์ธ ์ด๋ฒคํŠธ๊ฐ€ ๋ช‡ ๋ฒˆ ๋ฐœ์ƒํ–ˆ๋Š”์ง€ ๋ถ„์„ ๋ฆฌํฌํŠธ๋ฅผ ์ƒ์„ฑํ•œ๋‹ค. event_info, event_codes, event_risks, camera_info ํ…Œ์ด๋ธ”์„ JOINํ•˜์—ฌ ์นด๋ฉ”๋ผ ์ด๋ฆ„, ์œ„ํ—˜ ์ˆ˜์ค€, ์ด๋ฒคํŠธ ๋ฐœ์ƒ ํšŸ์ˆ˜๋ฅผ ์ง‘๊ณ„ํ•œ๋‹ค. ์ง‘๊ณ„ ํ•จ์ˆ˜์™€ GROUP BY๋ฅผ ์‚ฌ์šฉํ•œ๋‹ค.
์ตœ๊ทผ ์ผ์ฃผ์ผ ๋™์•ˆ ์œ„ํ—˜ ์ˆ˜์ค€์ด '๋†’์Œ'์ธ ์ด๋ฒคํŠธ๊ฐ€ ์นด๋ฉ”๋ผ๋ณ„๋กœ ๋ช‡ ๋ฒˆ ๋ฐœ์ƒํ–ˆ๋Š”์ง€ ์•Œ๋ ค์ค˜.
SELECT ci.camera_name, er.risk_level, COUNT(*) AS event_count FROM event_info ei JOIN event_codes ec ON ei.code_id = ec.code_id JOIN event_risks er ON ec.risk_id = er.risk_id JOIN camera_info ci ON ei.camera_id = ci.camera_id WHERE er.risk_level = '๋†’์Œ' AND ei.start_frame_at >= '2025-06-19 00:00:00' AND ei.start_fra...
event_info์—์„œ ์ตœ๊ทผ ์ผ์ฃผ์ผ(2025-06-19~2025-06-26) ๋™์•ˆ ๋ฐœ์ƒํ•œ ์ด๋ฒคํŠธ ์ค‘ event_codes์™€ event_risks๋ฅผ JOINํ•˜์—ฌ ์œ„ํ—˜ ์ˆ˜์ค€์ด '๋†’์Œ'์ธ ์ด๋ฒคํŠธ๋งŒ ํ•„ํ„ฐ๋งํ–ˆ๋‹ค. camera_info์™€๋„ JOINํ•˜์—ฌ ์นด๋ฉ”๋ผ ์ด๋ฆ„๋ณ„๋กœ GROUP BY๋ฅผ ํ•˜์—ฌ ์นด๋ฉ”๋ผ๋ณ„๋กœ ์œ„ํ—˜ ์ด๋ฒคํŠธ ๋ฐœ์ƒ ํšŸ์ˆ˜๋ฅผ ์ง‘๊ณ„ํ–ˆ๋‹ค. ๋ถ„์„ ๋ฐ ๋ฆฌํฌํŠธ ์ƒ์„ฑ ์œ ํ˜•์— ๋งž๊ฒŒ ์ง‘๊ณ„์™€ ๊ทธ๋ฃนํ•‘์„ ํ™œ์šฉํ–ˆ๋‹ค.
true
4
๋ฒ”์ฃ„ ์˜ˆ๋ฐฉ ๋ฐ ๋Œ€์‘
๋ถ„์„ ๋ฐ ๋ฆฌํฌํŠธ ์ƒ์„ฑ
0
2025๋…„ 6์›” 1์ผ๋ถ€ํ„ฐ 6์›” 26์ผ๊นŒ์ง€ CAMERA02 ์นด๋ฉ”๋ผ์—์„œ ๋ฐœ์ƒํ•œ ์ด๋ฒคํŠธ๋ณ„(์ด๋ฒคํŠธ ์ฝ”๋“œ๋ช… ๊ธฐ์ค€) ๋ฐœ์ƒ ํšŸ์ˆ˜์™€ ๊ฐ ์ด๋ฒคํŠธ์˜ ์œ„ํ—˜ ๋“ฑ๊ธ‰(risk_level)์„ ํ•จ๊ป˜ ๋ฆฌํฌํŠธํ•˜๋Š” ์ฟผ๋ฆฌ๋ฅผ ์ž‘์„ฑํ•œ๋‹ค. event_info, event_codes, event_risks, camera_info ํ…Œ์ด๋ธ”์„ JOINํ•˜์—ฌ ์นด๋ฉ”๋ผ๋ช…, ์ด๋ฒคํŠธ๋ช…, ์œ„ํ—˜ ๋“ฑ๊ธ‰, ๋ฐœ์ƒ ํšŸ์ˆ˜๋ฅผ GROUP BY๋กœ ๋ฌถ์–ด ์ง‘๊ณ„ํ•œ๋‹ค.
2025๋…„ 6์›” 1์ผ๋ถ€ํ„ฐ 6์›” 26์ผ๊นŒ์ง€ CAMERA02 ์นด๋ฉ”๋ผ์—์„œ ๋ฐœ์ƒํ•œ ์ด๋ฒคํŠธ๋ณ„๋กœ ๊ฐ๊ฐ ๋ช‡ ๋ฒˆ ๋ฐœ์ƒํ–ˆ๊ณ , ๊ฐ ์ด๋ฒคํŠธ์˜ ์œ„ํ—˜ ๋“ฑ๊ธ‰์€ ์–ด๋–ป๊ฒŒ ๋ผ?
SELECT ec.code_name AS ์ด๋ฒคํŠธ๋ช…, er.risk_level AS ์œ„ํ—˜๋“ฑ๊ธ‰, COUNT(*) AS ๋ฐœ์ƒํšŸ์ˆ˜ FROM event_info ei JOIN event_codes ec ON ei.code_id = ec.code_id JOIN event_risks er ON ec.risk_id = er.risk_id JOIN camera_info ci ON ei.camera_id = ci.camera_id WHERE ci.camera_name = 'CAMERA02' AND ((ei.start_frame_at BETWEEN '2025-06-01 00:00:00'...
์ด ์ฟผ๋ฆฌ๋Š” event_info์—์„œ CAMERA02 ์นด๋ฉ”๋ผ์˜ ์ด๋ฒคํŠธ๋ฅผ ์กฐํšŒํ•˜๊ณ , event_codes์™€ event_risks๋ฅผ JOINํ•˜์—ฌ ์ด๋ฒคํŠธ๋ช…๊ณผ ์œ„ํ—˜๋“ฑ๊ธ‰์„ ๊ฐ€์ ธ์˜จ๋‹ค. ๋‚ ์งœ ์กฐ๊ฑด์€ 2025๋…„ 6์›” 1์ผ๋ถ€ํ„ฐ 6์›” 26์ผ๊นŒ์ง€๋กœ ์„ค์ •ํ–ˆ์œผ๋ฉฐ, ์ด๋ฒคํŠธ๋ณ„๋กœ GROUP BYํ•˜์—ฌ ๋ฐœ์ƒ ํšŸ์ˆ˜๋ฅผ ์ง‘๊ณ„ํ•œ๋‹ค. JOIN์€ 2๊ฐœ ์ดํ•˜๋กœ ์ œํ•œํ–ˆ๊ณ , ์ง‘๊ณ„ ํ•จ์ˆ˜์™€ GROUP BY๋ฅผ ์˜ฌ๋ฐ”๋ฅด๊ฒŒ ์‚ฌ์šฉํ–ˆ๋‹ค.
true
3
์‹œ์„ค ๋ฐ ๊ฑด๋ฌผ ์•ˆ์ „
๋ถ„์„ ๋ฐ ๋ฆฌํฌํŠธ ์ƒ์„ฑ
0
ํ™”์žฌ ์•ˆ์ „ ๋„๋ฉ”์ธ์—์„œ, ์ตœ๊ทผ 7์ผ๊ฐ„ ํ™”์žฌ ์ด๋ฒคํŠธ๊ฐ€ ๋ฐœ์ƒํ•œ ๋ชจ๋“  ์นด๋ฉ”๋ผ์˜ ์ด๋ฆ„, ์ด๋ฒคํŠธ ๋ฐœ์ƒ ์‹œ๊ฐ„, ์œ„์น˜ ์ •๋ณด๋ฅผ ์กฐํšŒํ•˜๋Š” ์ฟผ๋ฆฌ๋ฅผ ์ž‘์„ฑํ•œ๋‹ค. event_info์—์„œ ์ตœ๊ทผ 7์ผ๊ฐ„์˜ ์ด๋ฒคํŠธ๋ฅผ ํ•„ํ„ฐ๋งํ•˜๊ณ , event_codes์—์„œ code_name์ด 'ํ™”์žฌ'์ธ code_id๋ฅผ ์ฐพ๊ณ , camera_info์™€ ์กฐ์ธํ•˜์—ฌ ์นด๋ฉ”๋ผ ์ด๋ฆ„๊ณผ ์œ„์น˜ ์ •๋ณด๋ฅผ ๊ฐ€์ ธ์˜จ๋‹ค.
์ตœ๊ทผ 7์ผ ๋™์•ˆ ํ™”์žฌ ์ด๋ฒคํŠธ๊ฐ€ ๋ฐœ์ƒํ•œ ์นด๋ฉ”๋ผ์˜ ์ด๋ฆ„, ์ด๋ฒคํŠธ ๋ฐœ์ƒ ์‹œ๊ฐ„, ์œ„์น˜ ์ •๋ณด๋ฅผ ๋ชจ๋‘ ์•Œ๋ ค์ค˜.
SELECT ci.camera_name, ei.start_frame_at, ci.location_name, ci.location_address FROM event_info ei JOIN event_codes ec ON ei.code_id = ec.code_id JOIN camera_info ci ON ei.camera_id = ci.camera_id WHERE ec.code_name = 'ํ™”์žฌ' AND ei.start_frame_at >= (CURRENT_DATE - INTERVAL '7 days');
ํ™”์žฌ ์ด๋ฒคํŠธ๋งŒ ์กฐํšŒํ•˜๊ธฐ ์œ„ํ•ด event_codes์—์„œ code_name์ด 'ํ™”์žฌ'์ธ code_id๋ฅผ ์‚ฌ์šฉํ•˜๊ณ , ์ตœ๊ทผ 7์ผ๊ฐ„์˜ ์ด๋ฒคํŠธ๋ฅผ ์œ„ํ•ด start_frame_at์„ ํ˜„์žฌ ๋‚ ์งœ์—์„œ 7์ผ์„ ๋บ€ ๊ฐ’ ์ด์ƒ์œผ๋กœ ํ•„ํ„ฐ๋งํ–ˆ๋‹ค. ์นด๋ฉ”๋ผ ์ด๋ฆ„๊ณผ ์œ„์น˜ ์ •๋ณด๋ฅผ ์œ„ํ•ด camera_info์™€ ์กฐ์ธํ•˜์˜€๋‹ค. ๋ณต์ˆ˜ ํ…Œ์ด๋ธ” ์กฐ์ธ๊ณผ ๋‚ ์งœ ํ•„ํ„ฐ๋ง, ๋‹ค์ค‘ ์ปฌ๋Ÿผ ์กฐํšŒ๋กœ ๋‚œ์ด๋„ 4์— ๋ถ€ํ•ฉํ•œ๋‹ค.
true
4
ํ™”์žฌ ์•ˆ์ „
๊ธฐ๋ณธ ๋ฐ์ดํ„ฐ ์กฐํšŒ
0
2025๋…„ 6์›” ํ•œ ๋‹ฌ ๋™์•ˆ ๊ฐ ์นด๋ฉ”๋ผ๋ณ„๋กœ ๋ฐœ์ƒํ•œ ์ด๋ฒคํŠธ ์ค‘ ์œ„ํ—˜ ์ˆ˜์ค€์ด '๋†’์Œ'์ธ ์ด๋ฒคํŠธ์˜ ๊ฐœ์ˆ˜๋ฅผ ์ง‘๊ณ„ํ•˜๊ณ , ์ด๋ฒคํŠธ๊ฐ€ 5๊ฑด ์ด์ƒ ๋ฐœ์ƒํ•œ ์นด๋ฉ”๋ผ๋งŒ ๋ฆฌํฌํŠธ๋กœ ๋ณด์—ฌ์ค€๋‹ค. ์ด๋ฅผ ์œ„ํ•ด event_info, event_codes, event_risks, camera_info ํ…Œ์ด๋ธ”์„ JOINํ•˜์—ฌ ์นด๋ฉ”๋ผ ์ด๋ฆ„, ์œ„ํ—˜ ์ˆ˜์ค€, ์ด๋ฒคํŠธ ๊ฐœ์ˆ˜๋ฅผ ๊ทธ๋ฃนํ™”ํ•˜๊ณ  HAVING ์ ˆ๋กœ 5๊ฑด ์ด์ƒ์ธ ๊ฒฝ์šฐ๋งŒ ํ•„ํ„ฐ๋งํ•œ๋‹ค.
2025๋…„ 6์›” ํ•œ ๋‹ฌ ๋™์•ˆ ์œ„ํ—˜ ์ˆ˜์ค€์ด '๋†’์Œ'์ธ ์ด๋ฒคํŠธ๊ฐ€ 5๊ฑด ์ด์ƒ ๋ฐœ์ƒํ•œ ์นด๋ฉ”๋ผ๋ณ„๋กœ ์นด๋ฉ”๋ผ ์ด๋ฆ„๊ณผ ์ด๋ฒคํŠธ ๊ฐœ์ˆ˜๋ฅผ ์•Œ๋ ค์ค˜.
SELECT ci.camera_name, COUNT(ei.event_id) AS high_risk_event_count FROM event_info ei JOIN event_codes ec ON ei.code_id = ec.code_id JOIN event_risks er ON ec.risk_id = er.risk_id JOIN camera_info ci ON ei.camera_id = ci.camera_id WHERE er.risk_level = '๋†’์Œ' AND ( (ei.start_frame_at BETWEEN '2025-06-01 00:00:00' A...
์ด ์ฟผ๋ฆฌ๋Š” event_info์—์„œ ์ด๋ฒคํŠธ ๋ฐœ์ƒ ์ •๋ณด๋ฅผ ๊ฐ€์ ธ์˜ค๊ณ , event_codes์™€ event_risks๋ฅผ JOINํ•˜์—ฌ ์œ„ํ—˜ ์ˆ˜์ค€์ด '๋†’์Œ'์ธ ์ด๋ฒคํŠธ๋งŒ ํ•„ํ„ฐ๋งํ•œ๋‹ค. camera_info๋ฅผ JOINํ•˜์—ฌ ์นด๋ฉ”๋ผ ์ด๋ฆ„์„ ๊ฐ€์ ธ์˜ค๊ณ , 2025๋…„ 6์›” ํ•œ ๋‹ฌ ๋™์•ˆ ๋ฐœ์ƒํ•œ ์ด๋ฒคํŠธ๋งŒ ๋Œ€์ƒ์œผ๋กœ ํ•œ๋‹ค. GROUP BY๋กœ ์นด๋ฉ”๋ผ๋ณ„๋กœ ๋ฌถ๊ณ , HAVING์œผ๋กœ ์ด๋ฒคํŠธ๊ฐ€ 5๊ฑด ์ด์ƒ์ธ ์นด๋ฉ”๋ผ๋งŒ ์ถ”๋ฆฐ๋‹ค. ๋ถ„์„ ๋ฐ ๋ฆฌํฌํŠธ ์ƒ์„ฑ ๋ชฉ์ ์— ๋ถ€ํ•ฉํ•˜๋ฉฐ, ์ง‘๊ณ„์™€ JOIN, ๋‚ ์งœ ํ•„ํ„ฐ, HAVING์„ ๋ชจ๋‘ ํ™œ์šฉํ–ˆ๋‹ค.
true
4
์‹œ์„ค ๋ฐ ๊ฑด๋ฌผ ์•ˆ์ „
๋ถ„์„ ๋ฐ ๋ฆฌํฌํŠธ ์ƒ์„ฑ
0
์‚ฐ์—…์•ˆ์ „ ๋ถ„์•ผ์—์„œ ๋‚œ์ด๋„ 1์˜ ํ†ต๊ณ„ ์ •๋ณด ์กฐํšŒ์ด๋ฏ€๋กœ, ๊ฐ€์žฅ ๋‹จ์ˆœํ•œ ์ง‘๊ณ„(์˜ˆ: ์ „์ฒด ์ด๋ฒคํŠธ ๊ฐœ์ˆ˜)๋ฅผ ๋ฌป๋Š” ์งˆ๋ฌธ์„ ๋งŒ๋“ ๋‹ค. event_info ํ…Œ์ด๋ธ”์—์„œ ์ „์ฒด ์ด๋ฒคํŠธ ์ˆ˜๋ฅผ COUNT๋กœ ์กฐํšŒํ•œ๋‹ค.
ํ˜„์žฌ๊นŒ์ง€ ๋ฐœ์ƒํ•œ ์ „์ฒด ์ด๋ฒคํŠธ ๊ฐœ์ˆ˜๋Š” ๋ช‡ ๊ฑด์ด์•ผ?
SELECT COUNT(*) FROM event_info;
event_info ํ…Œ์ด๋ธ”์ด ๋ชจ๋“  ์ด๋ฒคํŠธ ์ •๋ณด๋ฅผ ๋‹ด๊ณ  ์žˆ์œผ๋ฏ€๋กœ, ์ „์ฒด ์ด๋ฒคํŠธ ๊ฐœ์ˆ˜๋ฅผ ๋ฌป๋Š” ์งˆ๋ฌธ์—๋Š” COUNT(*)๋ฅผ ์‚ฌ์šฉํ•ด ๊ฐ„๋‹จํ•˜๊ฒŒ ํ†ต๊ณ„ ์ •๋ณด๋ฅผ ์กฐํšŒํ•  ์ˆ˜ ์žˆ๋‹ค. ๋‚œ์ด๋„ 1์— ์ ํ•ฉํ•œ ๋‹จ์ˆœ ์ฟผ๋ฆฌ์ด๋‹ค.
true
1
์‚ฐ์—…์•ˆ์ „
ํ†ต๊ณ„ ์ •๋ณด ์กฐํšŒ
0
ํŠน์ • ์œ„ํ—˜ ์ˆ˜์ค€(risk_level)์— ํ•ด๋‹นํ•˜๋Š” ์ด๋ฒคํŠธ๊ฐ€ 2025๋…„ 6์›” ํ•œ ๋‹ฌ ๋™์•ˆ ์นด๋ฉ”๋ผ ๊ทธ๋ฃน๋ณ„๋กœ ๋ช‡ ๊ฑด์”ฉ ๋ฐœ์ƒํ–ˆ๋Š”์ง€ ํ†ต๊ณ„๋ฅผ ๋‚ด๋Š” ์ฟผ๋ฆฌ๋ฅผ ์ž‘์„ฑํ•œ๋‹ค. event_info, event_codes, event_risks, camera_info, camera_group ํ…Œ์ด๋ธ”์„ JOINํ•˜์—ฌ, risk_level์ด '๋†’์Œ'์ธ ์ด๋ฒคํŠธ๋งŒ ํ•„ํ„ฐ๋งํ•˜๊ณ , ์นด๋ฉ”๋ผ ๊ทธ๋ฃน๋ณ„๋กœ ์ง‘๊ณ„ํ•œ๋‹ค.
2025๋…„ 6์›” ํ•œ ๋‹ฌ ๋™์•ˆ ์œ„ํ—˜ ์ˆ˜์ค€์ด '๋†’์Œ'์ธ ์ด๋ฒคํŠธ๊ฐ€ ์นด๋ฉ”๋ผ ๊ทธ๋ฃน๋ณ„๋กœ ๊ฐ๊ฐ ๋ช‡ ๊ฑด์”ฉ ๋ฐœ์ƒํ–ˆ๋Š”์ง€ ์•Œ๋ ค์ค˜.
SELECT cg.group_name, COUNT(ei.event_id) AS high_risk_event_count FROM event_info ei JOIN event_codes ec ON ei.code_id = ec.code_id JOIN event_risks er ON ec.risk_id = er.risk_id JOIN camera_info ci ON ei.camera_id = ci.camera_id JOIN camera_group cg ON ci.group_id = cg.group_id WHERE er.risk_level = '๋†’์Œ' AND ((ei.st...
์ด ์ฟผ๋ฆฌ๋Š” event_info์—์„œ ์ด๋ฒคํŠธ ๋ฐœ์ƒ ๊ธฐ๊ฐ„์ด 2025๋…„ 6์›”์— ํ•ด๋‹นํ•˜๋Š” ๋ฐ์ดํ„ฐ๋งŒ ํ•„ํ„ฐ๋งํ•˜๊ณ , event_codes์™€ event_risks๋ฅผ JOINํ•˜์—ฌ ์œ„ํ—˜ ์ˆ˜์ค€์ด '๋†’์Œ'์ธ ์ด๋ฒคํŠธ๋งŒ ์ถ”์ถœํ•œ๋‹ค. camera_info์™€ camera_group์„ JOINํ•˜์—ฌ ์นด๋ฉ”๋ผ ๊ทธ๋ฃน๋ณ„๋กœ ์ง‘๊ณ„ํ•˜๋ฉฐ, GROUP BY์™€ COUNT๋ฅผ ์‚ฌ์šฉํ•ด ๊ฐ ๊ทธ๋ฃน๋ณ„ ์ด๋ฒคํŠธ ๊ฑด์ˆ˜๋ฅผ ๊ตฌํ•œ๋‹ค. ๋ณต์ˆ˜ ํ…Œ์ด๋ธ” JOIN, ๋‚ ์งœ ํ•„ํ„ฐ, ์ง‘๊ณ„ ๋ฐ GROUP BY๊ฐ€ ๋ชจ๋‘ ํฌํ•จ๋˜์–ด ๋‚œ์ด๋„ 4์— ์ ํ•ฉํ•˜๋‹ค.
true
4
๊ธฐํƒ€ ํŠน์ˆ˜
ํ†ต๊ณ„ ์ •๋ณด ์กฐํšŒ
0
ํ•™๊ต, ๋ณ‘์›, ๊ณต๊ณต์žฅ์†Œ ์•ˆ์ „ ๋„๋ฉ”์ธ์—์„œ ํŠน์ • ์นด๋ฉ”๋ผ์˜ ์ตœ๊ทผ 7์ผ๊ฐ„ ๋ฐœ์ƒํ•œ ๋ชจ๋“  ์ด๋ฒคํŠธ์˜ ์ƒ์„ธ ์ •๋ณด๋ฅผ ์กฐํšŒํ•˜๋Š” ์ฟผ๋ฆฌ๋ฅผ ์ž‘์„ฑํ•œ๋‹ค. event_info์™€ camera_info, event_codes๋ฅผ ์กฐ์ธํ•˜์—ฌ ์นด๋ฉ”๋ผ ์ด๋ฆ„, ์ด๋ฒคํŠธ๋ช…, ๋ฐœ์ƒ ์‹œ๊ฐ„ ๋“ฑ ์ƒ์„ธ ์ •๋ณด๋ฅผ ๋ณด์—ฌ์ค€๋‹ค.
์ตœ๊ทผ 7์ผ ๋™์•ˆ '์„œ์šธ๋ณ‘์› ์ •๋ฌธ' ์นด๋ฉ”๋ผ์—์„œ ๋ฐœ์ƒํ•œ ๋ชจ๋“  ์ด๋ฒคํŠธ์˜ ์ƒ์„ธ ๋‚ด์šฉ์„ ์•Œ๋ ค์ค˜.
SELECT ei.event_id, ci.camera_name, ec.code_name, ei.start_frame_at, ei.end_frame_at, ei.bounding_box FROM event_info ei JOIN camera_info ci ON ei.camera_id = ci.camera_id JOIN event_codes ec ON ei.code_id = ec.code_id WHERE ci.camera_name = '์„œ์šธ๋ณ‘์› ์ •๋ฌธ' AND ei.start_frame_at >= '2025-06-19 00:00:00' AND ei.start_frame_at...
DDL์— ๋”ฐ๋ผ event_info์—์„œ ์ด๋ฒคํŠธ ์ •๋ณด๋ฅผ ์กฐํšŒํ•˜๊ณ , camera_info์™€ event_codes๋ฅผ ์กฐ์ธํ•˜์—ฌ ์นด๋ฉ”๋ผ ์ด๋ฆ„๊ณผ ์ด๋ฒคํŠธ๋ช…์„ ํ•จ๊ป˜ ์กฐํšŒํ•œ๋‹ค. ์ตœ๊ทผ 7์ผ๊ฐ„์˜ ๋ฐ์ดํ„ฐ๋ฅผ ์œ„ํ•ด start_frame_at์„ ํ˜„์žฌ ๋‚ ์งœ ๊ธฐ์ค€ 7์ผ ์ „๋ถ€ํ„ฐ ์˜ค๋Š˜๊นŒ์ง€๋กœ ์ œํ•œํ•˜์˜€๋‹ค. SELECT ์ ˆ์—๋Š” ์ด๋ฒคํŠธ ID, ์นด๋ฉ”๋ผ๋ช…, ์ด๋ฒคํŠธ๋ช…, ์‹œ์ž‘/์ข…๋ฃŒ ์‹œ๊ฐ„, bounding_box ๋“ฑ ์ƒ์„ธ ์ •๋ณด๋ฅผ ํฌํ•จํ–ˆ๋‹ค. ์กฐ์ธ ๊ฐœ์ˆ˜๋Š” 2๊ฐœ๋กœ ์ œํ•œ์„ ์ง€์ผฐ๋‹ค.
true
3
ํ•™๊ต ๋ณ‘์› ๊ณต๊ณต์žฅ์†Œ ์•ˆ์ „
๊ธฐ๋ณธ ๋ฐ์ดํ„ฐ ์กฐํšŒ
0
ํŠน์ • ์œ„ํ—˜ ์ˆ˜์ค€(risk_level)์— ํ•ด๋‹นํ•˜๋Š” ์ด๋ฒคํŠธ๊ฐ€ 2025๋…„ 6์›” ํ•œ ๋‹ฌ ๋™์•ˆ ์นด๋ฉ”๋ผ ๊ทธ๋ฃน๋ณ„๋กœ ๋ช‡ ๊ฑด์”ฉ ๋ฐœ์ƒํ–ˆ๋Š”์ง€ ํ†ต๊ณ„๋ฅผ ๋‚ด๋Š” ์ฟผ๋ฆฌ๋ฅผ ์ž‘์„ฑํ•œ๋‹ค. event_info, event_codes, event_risks, camera_info, camera_group ํ…Œ์ด๋ธ”์„ JOINํ•˜์—ฌ, risk_level๋ณ„, ์นด๋ฉ”๋ผ ๊ทธ๋ฃน๋ณ„ ์ด๋ฒคํŠธ ๊ฑด์ˆ˜๋ฅผ ์ง‘๊ณ„ํ•œ๋‹ค.
2025๋…„ 6์›” ํ•œ ๋‹ฌ ๋™์•ˆ ์œ„ํ—˜ ์ˆ˜์ค€์ด '๋†’์Œ'์ธ ์ด๋ฒคํŠธ๊ฐ€ ์นด๋ฉ”๋ผ ๊ทธ๋ฃน๋ณ„๋กœ ๊ฐ๊ฐ ๋ช‡ ๊ฑด์”ฉ ๋ฐœ์ƒํ–ˆ๋Š”์ง€ ์•Œ๋ ค์ค˜.
SELECT cg.group_name, COUNT(ei.event_id) AS event_count FROM event_info ei JOIN event_codes ec ON ei.code_id = ec.code_id JOIN event_risks er ON ec.risk_id = er.risk_id JOIN camera_info ci ON ei.camera_id = ci.camera_id JOIN camera_group cg ON ci.group_id = cg.group_id WHERE er.risk_level = '๋†’์Œ' AND ((ei.start_frame_...
์ด ์ฟผ๋ฆฌ๋Š” event_info์—์„œ ์ด๋ฒคํŠธ ๋ฐœ์ƒ ๊ธฐ๊ฐ„์ด 2025๋…„ 6์›”์— ํ•ด๋‹นํ•˜๋Š” ๋ฐ์ดํ„ฐ๋งŒ ํ•„ํ„ฐ๋งํ•˜๊ณ , event_codes์™€ event_risks๋ฅผ JOINํ•˜์—ฌ ์œ„ํ—˜ ์ˆ˜์ค€์ด '๋†’์Œ'์ธ ์ด๋ฒคํŠธ๋งŒ ์ถ”์ถœํ•œ๋‹ค. camera_info์™€ camera_group์„ JOINํ•˜์—ฌ ๊ฐ ์ด๋ฒคํŠธ๊ฐ€ ์†ํ•œ ์นด๋ฉ”๋ผ ๊ทธ๋ฃน๋ช…์„ ๊ฐ€์ ธ์˜ค๊ณ , GROUP BY๋กœ ๊ทธ๋ฃน๋ณ„ ์ด๋ฒคํŠธ ๊ฑด์ˆ˜๋ฅผ ์ง‘๊ณ„ํ•œ๋‹ค. ์ง‘๊ณ„ ํ•จ์ˆ˜ COUNT์™€ GROUP BY๋ฅผ ํ•จ๊ป˜ ์‚ฌ์šฉํ•˜์—ฌ ํ†ต๊ณ„ ์ •๋ณด๋ฅผ ์ œ๊ณตํ•œ๋‹ค.
true
4
๊ธฐํƒ€ ํŠน์ˆ˜
ํ†ต๊ณ„ ์ •๋ณด ์กฐํšŒ
0
ํ™”์žฌ ์•ˆ์ „ ๋„๋ฉ”์ธ์—์„œ ๊ฐ€์žฅ ์‰ฌ์šด ๋‚œ์ด๋„์˜ ํ†ต๊ณ„ ์ •๋ณด ์กฐํšŒ๋ฅผ ์œ„ํ•ด, ์ตœ๊ทผ 1์ผ ๋™์•ˆ ๋ฐœ์ƒํ•œ ํ™”์žฌ ์ด๋ฒคํŠธ์˜ ์ด ๊ฐœ์ˆ˜๋ฅผ ๋ฌป๋Š” ์งˆ๋ฌธ์„ ๋งŒ๋“ ๋‹ค. event_info์™€ event_codes ํ…Œ์ด๋ธ”์„ ํ™œ์šฉํ•˜์—ฌ code_name์ด 'ํ™”์žฌ'์ธ ์ด๋ฒคํŠธ๋งŒ ์ง‘๊ณ„ํ•œ๋‹ค.
์˜ค๋Š˜ ๋ฐœ์ƒํ•œ ํ™”์žฌ ์ด๋ฒคํŠธ๋Š” ๋ชจ๋‘ ๋ช‡ ๊ฑด์ด์•ผ?
SELECT COUNT(*) FROM event_info WHERE code_id = (SELECT code_id FROM event_codes WHERE code_name = 'ํ™”์žฌ') AND start_frame_at::date = '2025-06-26';
ํ™”์žฌ ์ด๋ฒคํŠธ๋งŒ ์ง‘๊ณ„ํ•˜๊ธฐ ์œ„ํ•ด event_codes์—์„œ code_name์ด 'ํ™”์žฌ'์ธ code_id๋ฅผ ์ฐพ๊ณ , event_info์—์„œ ํ•ด๋‹น code_id์™€ ์˜ค๋Š˜ ๋‚ ์งœ(2025-06-26)์— ๋ฐœ์ƒํ•œ ์ด๋ฒคํŠธ๋งŒ COUNT๋กœ ์ง‘๊ณ„ํ–ˆ๋‹ค. ๋‚œ์ด๋„ 1์— ๋งž๊ฒŒ ๋‹จ์ผ ์กฐ๊ฑด๊ณผ ๋‹จ์ผ ์ง‘๊ณ„๋งŒ ์‚ฌ์šฉํ–ˆ๋‹ค.
true
1
ํ™”์žฌ ์•ˆ์ „
ํ†ต๊ณ„ ์ •๋ณด ์กฐํšŒ
0
๊ตํ†ต ๋ฐ ์ด๋™ ์•ˆ์ „ ๋ถ„์•ผ์—์„œ ๊ฐ€์žฅ ๋‹จ์ˆœํ•œ ๋ฐ์ดํ„ฐ ์กฐํšŒ๋ฅผ ์œ„ํ•ด, ํŠน์ • ์นด๋ฉ”๋ผ์˜ ์ตœ๊ทผ ์ด๋ฒคํŠธ ๋ชฉ๋ก์„ ์กฐํšŒํ•˜๋Š” ์งˆ๋ฌธ์„ ๋งŒ๋“ ๋‹ค. DDL์—์„œ camera_info์™€ event_info ํ…Œ์ด๋ธ”์„ ํ™œ์šฉํ•œ๋‹ค.
CAMERA01 ์นด๋ฉ”๋ผ์—์„œ ๋ฐœ์ƒํ•œ ์ตœ๊ทผ ์ด๋ฒคํŠธ ๋ชฉ๋ก์„ ๋ณด์—ฌ์ค˜.
SELECT * FROM event_info WHERE camera_id = (SELECT camera_id FROM camera_info WHERE camera_name = 'CAMERA01') ORDER BY start_frame_at DESC;
๊ตํ†ต ๋ฐ ์ด๋™ ์•ˆ์ „ ๋ถ„์•ผ์—์„œ ์นด๋ฉ”๋ผ๋ณ„๋กœ ๋ฐœ์ƒํ•œ ์ด๋ฒคํŠธ๋ฅผ ํ™•์ธํ•˜๋Š” ๊ฒƒ์€ ๊ธฐ๋ณธ์ ์ธ ๋ฐ์ดํ„ฐ ์กฐํšŒ์— ํ•ด๋‹นํ•œ๋‹ค. camera_info์—์„œ camera_name์œผ๋กœ camera_id๋ฅผ ์ฐพ๊ณ , event_info์—์„œ ํ•ด๋‹น camera_id์˜ ์ด๋ฒคํŠธ๋ฅผ ์กฐํšŒํ•œ๋‹ค. ์ตœ์‹ ์ˆœ ์ •๋ ฌ์„ ์œ„ํ•ด start_frame_at์„ ๋‚ด๋ฆผ์ฐจ์ˆœ์œผ๋กœ ์ •๋ ฌํ–ˆ๋‹ค. ์กฐ์ธ ์—†์ด ์„œ๋ธŒ์ฟผ๋ฆฌ๋งŒ ์‚ฌ์šฉํ•˜์—ฌ ๋‚œ์ด๋„ 1์— ์ ํ•ฉํ•˜๋‹ค.
true
1
๊ตํ†ต ๋ฐ ์ด๋™ ์•ˆ์ „
๊ธฐ๋ณธ ๋ฐ์ดํ„ฐ ์กฐํšŒ
0
CAMERA02 ์นด๋ฉ”๋ผ์—์„œ 2025๋…„ 6์›” 26์ผ์— ๋ฐœ์ƒํ•œ ๋ชจ๋“  ์ด๋ฒคํŠธ์˜ ๊ฐœ์ˆ˜๋ฅผ ์ง‘๊ณ„ํ•˜๋Š” ์ฟผ๋ฆฌ๋ฅผ ์ž‘์„ฑํ•œ๋‹ค. event_info ํ…Œ์ด๋ธ”์—์„œ camera_id์™€ ๋‚ ์งœ ์กฐ๊ฑด์„ ์‚ฌ์šฉํ•˜๊ณ , camera_info์—์„œ camera_name์œผ๋กœ camera_id๋ฅผ ์ฐพ๋Š”๋‹ค. ์ง‘๊ณ„ ํ•จ์ˆ˜ COUNT๋ฅผ ์‚ฌ์šฉํ•œ๋‹ค.
2025๋…„ 6์›” 26์ผ CAMERA02 ์นด๋ฉ”๋ผ์—์„œ ๋ฐœ์ƒํ•œ ์ด๋ฒคํŠธ๋Š” ์ด ๋ช‡ ๊ฑด์ด์•ผ?
SELECT COUNT(*) FROM event_info WHERE camera_id = (SELECT camera_id FROM camera_info WHERE camera_name = 'CAMERA02') AND ((start_frame_at BETWEEN '2025-06-26 00:00:00' AND '2025-06-26 23:59:59') OR (end_frame_at BETWEEN '2025-06-26 00:00:00' AND '2025-06-26 23:59:59'));
์นด๋ฉ”๋ผ ์ด๋ฆ„์œผ๋กœ camera_id๋ฅผ ์ฐพ๊ณ , ํ•ด๋‹น ์นด๋ฉ”๋ผ์—์„œ 2025๋…„ 6์›” 26์ผ์— ๋ฐœ์ƒํ•œ ์ด๋ฒคํŠธ๋ฅผ start_frame_at ๋˜๋Š” end_frame_at์˜ ๋‚ ์งœ ๋ฒ”์œ„๋กœ ํ•„ํ„ฐ๋งํ•˜์—ฌ COUNT๋กœ ์ง‘๊ณ„ํ•˜์˜€๋‹ค. ์ง‘๊ณ„ ํ•จ์ˆ˜์™€ ๋‚ ์งœ ์กฐ๊ฑด์„ ์ ์ ˆํžˆ ์‚ฌ์šฉํ•˜์˜€๋‹ค.
true
2
์‹œ์„ค ๋ฐ ๊ฑด๋ฌผ ์•ˆ์ „
ํ†ต๊ณ„ ์ •๋ณด ์กฐํšŒ
0
ํ•™๊ต, ๋ณ‘์›, ๊ณต๊ณต์žฅ์†Œ ์•ˆ์ „ ๋ถ„์•ผ์—์„œ ๊ฐ€์žฅ ๊ธฐ๋ณธ์ ์ธ ๋ฐ์ดํ„ฐ ์กฐํšŒ๋ฅผ ์œ„ํ•ด, ํŠน์ • ์นด๋ฉ”๋ผ์˜ ์ตœ๊ทผ ์ด๋ฒคํŠธ ์ •๋ณด๋ฅผ ๋‹จ์ˆœ ์กฐํšŒํ•˜๋Š” ์ฟผ๋ฆฌ๋ฅผ ์ž‘์„ฑํ•œ๋‹ค. DDL์—์„œ camera_info์™€ event_info ํ…Œ์ด๋ธ”์„ ํ™œ์šฉํ•œ๋‹ค.
CAMERA01 ์นด๋ฉ”๋ผ์—์„œ ๋ฐœ์ƒํ•œ ์ตœ๊ทผ ์ด๋ฒคํŠธ ๋ชฉ๋ก์„ ๋ณด์—ฌ์ค˜.
SELECT * FROM event_info WHERE camera_id = (SELECT camera_id FROM camera_info WHERE camera_name = 'CAMERA01') ORDER BY start_frame_at DESC;
๊ธฐ๋ณธ ๋ฐ์ดํ„ฐ ์กฐํšŒ์ด๋ฏ€๋กœ, camera_info์—์„œ camera_name์œผ๋กœ camera_id๋ฅผ ์ฐพ๊ณ , event_info์—์„œ ํ•ด๋‹น camera_id์˜ ์ด๋ฒคํŠธ๋ฅผ ์กฐํšŒํ•œ๋‹ค. ์ตœ์‹ ์ˆœ ์ •๋ ฌ์„ ์œ„ํ•ด start_frame_at์„ ๋‚ด๋ฆผ์ฐจ์ˆœ์œผ๋กœ ์ •๋ ฌํ•˜์˜€๋‹ค. JOIN ์—†์ด ์„œ๋ธŒ์ฟผ๋ฆฌ๋งŒ ์‚ฌ์šฉํ•˜์—ฌ ๋‚œ์ด๋„ 1์— ์ ํ•ฉํ•˜๋‹ค.
true
1
ํ•™๊ต ๋ณ‘์› ๊ณต๊ณต์žฅ์†Œ ์•ˆ์ „
๊ธฐ๋ณธ ๋ฐ์ดํ„ฐ ์กฐํšŒ
0
ํ™”์žฌ ์•ˆ์ „ ๋„๋ฉ”์ธ์—์„œ, ํŠน์ • ์นด๋ฉ”๋ผ๊ฐ€ ์•„๋‹Œ ์ „์ฒด ์นด๋ฉ”๋ผ๋ฅผ ๋Œ€์ƒ์œผ๋กœ ์˜ค๋Š˜(2025-06-26) ๋ฐœ์ƒํ•œ ํ™”์žฌ ์ด๋ฒคํŠธ์˜ ์ด ๊ฐœ์ˆ˜๋ฅผ ์ง‘๊ณ„ํ•˜๋Š” ์ฟผ๋ฆฌ๋ฅผ ์ž‘์„ฑํ•œ๋‹ค. event_info์™€ event_codes ํ…Œ์ด๋ธ”์„ ํ™œ์šฉํ•˜์—ฌ code_name์ด 'ํ™”์žฌ'์ธ ์ด๋ฒคํŠธ๋งŒ ํ•„ํ„ฐ๋งํ•˜๊ณ , ๋‚ ์งœ ์กฐ๊ฑด์„ start_frame_at ์ปฌ๋Ÿผ์— ์ ์šฉํ•œ๋‹ค.
์˜ค๋Š˜ ๋ฐœ์ƒํ•œ ํ™”์žฌ ์ด๋ฒคํŠธ๋Š” ๋ชจ๋‘ ๋ช‡ ๊ฑด์ด์•ผ?
SELECT COUNT(*) FROM event_info ei JOIN event_codes ec ON ei.code_id = ec.code_id WHERE ec.code_name = 'ํ™”์žฌ' AND ei.start_frame_at BETWEEN '2025-06-26 00:00:00' AND '2025-06-26 23:59:59';
event_info์™€ event_codes๋ฅผ ์กฐ์ธํ•˜์—ฌ code_name์ด 'ํ™”์žฌ'์ธ ์ด๋ฒคํŠธ๋งŒ ํ•„ํ„ฐ๋งํ•˜๊ณ , ์˜ค๋Š˜ ๋‚ ์งœ(2025-06-26)์— ๋ฐœ์ƒํ•œ ์ด๋ฒคํŠธ๋งŒ ์ง‘๊ณ„ํ•˜์˜€๋‹ค. ์ง‘๊ณ„ ํ•จ์ˆ˜ COUNT(*)๋ฅผ ์‚ฌ์šฉํ•˜์—ฌ ์ „์ฒด ๊ฑด์ˆ˜๋ฅผ ๊ตฌํ–ˆ์œผ๋ฉฐ, GROUP BY๊ฐ€ ํ•„์š” ์—†๋Š” ๋‹จ์ˆœ ์ง‘๊ณ„์ด๋ฏ€๋กœ ์‚ฌ์šฉํ•˜์ง€ ์•Š์•˜๋‹ค. ๋‚œ์ด๋„ 2์— ๋งž๋Š” ํ†ต๊ณ„ ์ •๋ณด ์กฐํšŒ ์ฟผ๋ฆฌ์ด๋‹ค.
true
2
ํ™”์žฌ ์•ˆ์ „
ํ†ต๊ณ„ ์ •๋ณด ์กฐํšŒ
0
๊ตํ†ต ๋ฐ ์ด๋™ ์•ˆ์ „ ๋ถ„์•ผ์—์„œ ๊ฐ€์žฅ ๋‹จ์ˆœํ•œ ํ†ต๊ณ„ ์ •๋ณด ์กฐํšŒ๋ฅผ ์œ„ํ•ด, ํŠน์ • ์นด๋ฉ”๋ผ์—์„œ ์˜ค๋Š˜ ๋ฐœ์ƒํ•œ ์ด๋ฒคํŠธ์˜ ์ด ๊ฐœ์ˆ˜๋ฅผ ๋ฌป๋Š” ์งˆ๋ฌธ์„ ์ƒ์„ฑํ•œ๋‹ค. DDL์—์„œ event_info์™€ camera_info ํ…Œ์ด๋ธ”์„ ํ™œ์šฉํ•˜์—ฌ, ์˜ค๋Š˜ ๋‚ ์งœ(2025-06-26)์— ํ•ด๋‹นํ•˜๋Š” ์ด๋ฒคํŠธ ๊ฐœ์ˆ˜๋ฅผ COUNT๋กœ ์กฐํšŒํ•œ๋‹ค.
์˜ค๋Š˜ CAMERA01 ์นด๋ฉ”๋ผ์—์„œ ๋ฐœ์ƒํ•œ ์ด๋ฒคํŠธ๋Š” ๋ช‡ ๊ฑด์ด์•ผ?
SELECT COUNT(*) FROM event_info WHERE camera_id = (SELECT camera_id FROM camera_info WHERE camera_name = 'CAMERA01') AND start_frame_at::date = '2025-06-26';
event_info ํ…Œ์ด๋ธ”์—์„œ camera_id์™€ ๋‚ ์งœ ์กฐ๊ฑด์„ ์ด์šฉํ•ด ์˜ค๋Š˜(2025-06-26) CAMERA01 ์นด๋ฉ”๋ผ์—์„œ ๋ฐœ์ƒํ•œ ์ด๋ฒคํŠธ ๊ฐœ์ˆ˜๋ฅผ COUNT๋กœ ์กฐํšŒํ–ˆ๋‹ค. DDL ๊ตฌ์กฐ์™€ ์ƒ์„ฑ ์กฐ๊ฑด์— ๋งž๋Š” ๋‹จ์ˆœ ํ†ต๊ณ„ ์ฟผ๋ฆฌ์ด๋‹ค.
true
1
๊ตํ†ต ๋ฐ ์ด๋™ ์•ˆ์ „
ํ†ต๊ณ„ ์ •๋ณด ์กฐํšŒ
0
2025๋…„ 6์›” 26์ผ ํ•˜๋ฃจ ๋™์•ˆ ๋ชจ๋“  ์นด๋ฉ”๋ผ์—์„œ ๋ฐœ์ƒํ•œ ๊ฐ ์œ„ํ—˜ ์ˆ˜์ค€(risk_level)๋ณ„ ์ด๋ฒคํŠธ ๋ฐœ์ƒ ๊ฑด์ˆ˜๋ฅผ ์ง‘๊ณ„ํ•œ๋‹ค. event_info์™€ event_codes, event_risks ํ…Œ์ด๋ธ”์„ JOINํ•˜์—ฌ ์œ„ํ—˜ ์ˆ˜์ค€๋ณ„๋กœ ๊ทธ๋ฃนํ™”ํ•˜๊ณ , ํ•ด๋‹น ๋‚ ์งœ์— ๋ฐœ์ƒํ•œ ์ด๋ฒคํŠธ๋งŒ ์ง‘๊ณ„ํ•œ๋‹ค.
2025๋…„ 6์›” 26์ผ ํ•˜๋ฃจ ๋™์•ˆ ์œ„ํ—˜ ์ˆ˜์ค€๋ณ„๋กœ ์ด๋ฒคํŠธ๊ฐ€ ๋ช‡ ๊ฑด์”ฉ ๋ฐœ์ƒํ–ˆ๋Š”์ง€ ์•Œ๋ ค์ค˜.
SELECT er.risk_level, COUNT(*) AS event_count FROM event_info ei JOIN event_codes ec ON ei.code_id = ec.code_id JOIN event_risks er ON ec.risk_id = er.risk_id WHERE (ei.start_frame_at BETWEEN '2025-06-26 00:00:00' AND '2025-06-26 23:59:59' OR ei.end_frame_at BETWEEN '2025-06-26 00:00:00' AND '2025-06-26 23:59:59') GROU...
event_info์—์„œ ์ด๋ฒคํŠธ ๋ฐœ์ƒ ์ •๋ณด๋ฅผ ๊ฐ€์ ธ์˜ค๊ณ , event_codes๋ฅผ ํ†ตํ•ด ์ด๋ฒคํŠธ ์ฝ”๋“œ์™€ ์—ฐ๊ฒฐ, event_risks๋ฅผ ํ†ตํ•ด ์œ„ํ—˜ ์ˆ˜์ค€ ์ •๋ณด๋ฅผ ๊ฐ€์ ธ์˜จ๋‹ค. ๋‚ ์งœ ์กฐ๊ฑด์„ ํ†ตํ•ด 2025๋…„ 6์›” 26์ผ์— ๋ฐœ์ƒํ•œ ์ด๋ฒคํŠธ๋งŒ ํ•„ํ„ฐ๋งํ•˜๊ณ , ์œ„ํ—˜ ์ˆ˜์ค€(risk_level)๋ณ„๋กœ ๊ทธ๋ฃนํ™”ํ•˜์—ฌ ๊ฐ ์œ„ํ—˜ ์ˆ˜์ค€๋ณ„ ์ด๋ฒคํŠธ ๊ฑด์ˆ˜๋ฅผ ์ง‘๊ณ„ํ•œ๋‹ค. ์ง‘๊ณ„ ํ•จ์ˆ˜ COUNT์™€ GROUP BY๋ฅผ ์ ์ ˆํžˆ ์‚ฌ์šฉํ•˜์˜€๋‹ค.
true
3
์ž‘์—…์žฅ ์•ˆ์ „
ํ†ต๊ณ„ ์ •๋ณด ์กฐํšŒ
0
๊ธฐ๋ณธ ๋ฐ์ดํ„ฐ ์กฐํšŒ ์œ ํ˜•์ด๋ฏ€๋กœ, ๋‹จ์ผ ํ…Œ์ด๋ธ”์—์„œ ํŠน์ • ์กฐ๊ฑด ์—†์ด ์ „์ฒด ๋ฐ์ดํ„ฐ๋ฅผ ์กฐํšŒํ•˜๋Š” ๊ฐ„๋‹จํ•œ ์ฟผ๋ฆฌ๋ฅผ ์ž‘์„ฑํ•œ๋‹ค. event_info ํ…Œ์ด๋ธ”์˜ ์ „์ฒด ์ด๋ฒคํŠธ ๋ชฉ๋ก์„ ๋ณด์—ฌ์ฃผ๋Š” ์งˆ๋ฌธ์„ ๋งŒ๋“ ๋‹ค.
๋ชจ๋“  ์ด๋ฒคํŠธ ์ •๋ณด๋ฅผ ๋ณด์—ฌ์ค˜.
SELECT * FROM event_info;
Difficulty 1์— ๋งž๊ฒŒ ๊ฐ€์žฅ ๋‹จ์ˆœํ•œ ํ˜•ํƒœ์˜ ๋ฐ์ดํ„ฐ ์กฐํšŒ ์ฟผ๋ฆฌ๋กœ, event_info ํ…Œ์ด๋ธ”์˜ ๋ชจ๋“  ํ–‰์„ ์กฐํšŒํ•œ๋‹ค. ์กฐ์ธ์ด๋‚˜ ์กฐ๊ฑด๋ฌธ ์—†์ด ์ „์ฒด ๋ฐ์ดํ„ฐ๋ฅผ ๋ณด์—ฌ์ฃผ๋Š” ๊ฒƒ์ด๋ฏ€๋กœ ์š”๊ตฌ ์กฐ๊ฑด์— ๋ถ€ํ•ฉํ•œ๋‹ค.
true
1
๊ธฐํƒ€ ํŠน์ˆ˜
๊ธฐ๋ณธ ๋ฐ์ดํ„ฐ ์กฐํšŒ
0
2025๋…„ 6์›” 26์ผ์— ์ž‘์—…์žฅ ์•ˆ์ „๊ณผ ๊ด€๋ จ๋œ ์ด๋ฒคํŠธ ์ค‘ ์œ„ํ—˜ ์ˆ˜์ค€์ด '๋†’์Œ'์ธ ์ด๋ฒคํŠธ๋ฅผ ์นด๋ฉ”๋ผ๋ณ„๋กœ ์กฐํšŒํ•œ๋‹ค. event_info, event_codes, event_risks, camera_info ํ…Œ์ด๋ธ”์„ JOINํ•˜์—ฌ ์นด๋ฉ”๋ผ ์ด๋ฆ„, ์ด๋ฒคํŠธ๋ช…, ์œ„ํ—˜ ์ˆ˜์ค€, ์ด๋ฒคํŠธ ๋ฐœ์ƒ ์‹œ๊ฐ„ ์ •๋ณด๋ฅผ ์ถœ๋ ฅํ•œ๋‹ค.
2025๋…„ 6์›” 26์ผ์— ์œ„ํ—˜ ์ˆ˜์ค€์ด '๋†’์Œ'์ธ ์ด๋ฒคํŠธ๊ฐ€ ๋ฐœ์ƒํ•œ ์นด๋ฉ”๋ผ๋ณ„ ์ด๋ฒคํŠธ ๋ชฉ๋ก์„ ๋ณด์—ฌ์ค˜.
SELECT ci.camera_name, ec.code_name, er.risk_level, ei.start_frame_at, ei.end_frame_at FROM event_info ei JOIN camera_info ci ON ei.camera_id = ci.camera_id JOIN event_codes ec ON ei.code_id = ec.code_id JOIN event_risks er ON ec.risk_id = er.risk_id WHERE er.risk_level = '๋†’์Œ' AND ( (ei.start_frame_at BETWEEN '20...
event_info์—์„œ ์ด๋ฒคํŠธ ๋ฐœ์ƒ ์‹œ๊ฐ„(start_frame_at, end_frame_at)์ด 2025๋…„ 6์›” 26์ผ์— ํ•ด๋‹นํ•˜๋Š” ๋ฐ์ดํ„ฐ๋ฅผ ์ฐพ๊ณ , event_codes์™€ event_risks๋ฅผ JOINํ•˜์—ฌ ์œ„ํ—˜ ์ˆ˜์ค€์ด '๋†’์Œ'์ธ ์ด๋ฒคํŠธ๋งŒ ํ•„ํ„ฐ๋งํ–ˆ๋‹ค. camera_info๋ฅผ JOINํ•˜์—ฌ ์นด๋ฉ”๋ผ ์ด๋ฆ„์„ ํ•จ๊ป˜ ์ถœ๋ ฅํ•œ๋‹ค. ์—ฌ๋Ÿฌ ํ…Œ์ด๋ธ”์„ JOINํ•˜๊ณ , ๋‚ ์งœ ์กฐ๊ฑด๊ณผ ์œ„ํ—˜ ์ˆ˜์ค€ ์กฐ๊ฑด์„ ๋™์‹œ์— ์ ์šฉํ•˜์—ฌ ๋ณต์žก๋„๊ฐ€ 3์— ํ•ด๋‹นํ•œ๋‹ค.
true
3
์ž‘์—…์žฅ ์•ˆ์ „
๊ธฐ๋ณธ ๋ฐ์ดํ„ฐ ์กฐํšŒ
0
์‚ฐ์—…์•ˆ์ „ ๋ถ„์•ผ์—์„œ ๊ฐ€์žฅ ๋‹จ์ˆœํ•œ ๊ธฐ๋ณธ ๋ฐ์ดํ„ฐ ์กฐํšŒ๋ฅผ ์œ„ํ•ด, ํŠน์ • ์นด๋ฉ”๋ผ์˜ ์ตœ๊ทผ ์ด๋ฒคํŠธ ์ •๋ณด๋ฅผ ์กฐํšŒํ•˜๋Š” ์งˆ๋ฌธ์„ ๋งŒ๋“ ๋‹ค. DDL์—์„œ camera_info์™€ event_info ํ…Œ์ด๋ธ”์„ ํ™œ์šฉํ•˜์—ฌ ์นด๋ฉ”๋ผ ์ด๋ฆ„์œผ๋กœ camera_id๋ฅผ ์ฐพ๊ณ , ํ•ด๋‹น camera_id์˜ ์ตœ๊ทผ ์ด๋ฒคํŠธ ํ•œ ๊ฑด์„ ์กฐํšŒํ•œ๋‹ค.
CAMERA01 ์นด๋ฉ”๋ผ์—์„œ ๊ฐ€์žฅ ์ตœ๊ทผ์— ๋ฐœ์ƒํ•œ ์ด๋ฒคํŠธ ์ •๋ณด๋ฅผ ๋ณด์—ฌ์ค˜.
SELECT * FROM event_info WHERE camera_id = (SELECT camera_id FROM camera_info WHERE camera_name = 'CAMERA01') ORDER BY start_frame_at DESC LIMIT 1;
์นด๋ฉ”๋ผ ์ด๋ฆ„์œผ๋กœ camera_id๋ฅผ ์ฐพ๊ณ , ํ•ด๋‹น camera_id๋กœ event_info์—์„œ ๊ฐ€์žฅ ์ตœ๊ทผ(start_frame_at ๊ธฐ์ค€) ์ด๋ฒคํŠธ ํ•œ ๊ฑด์„ ์กฐํšŒํ•˜๋Š” ๋‹จ์ˆœํ•œ ๊ธฐ๋ณธ ๋ฐ์ดํ„ฐ ์กฐํšŒ ์ฟผ๋ฆฌ์ด๋‹ค. ์กฐ์ธ ์—†์ด ์„œ๋ธŒ์ฟผ๋ฆฌ๋งŒ ์‚ฌ์šฉํ•˜์—ฌ ๋‚œ์ด๋„ 1์— ์ ํ•ฉํ•˜๋‹ค.
true
1
์‚ฐ์—…์•ˆ์ „
๊ธฐ๋ณธ ๋ฐ์ดํ„ฐ ์กฐํšŒ
0
ํ™˜๊ฒฝ ์•ˆ์ „ ๋ถ„์•ผ์—์„œ, ์ตœ๊ทผ ์ผ์ฃผ์ผ ๋™์•ˆ ์œ„ํ—˜ ์ˆ˜์ค€์ด '๋†’์Œ'์ธ ์ด๋ฒคํŠธ๊ฐ€ ๋ฐœ์ƒํ•œ ์นด๋ฉ”๋ผ๋ณ„๋กœ, ๊ฐ ์นด๋ฉ”๋ผ์˜ ์œ„์น˜ ์ •๋ณด์™€ ํ•จ๊ป˜ ์ด๋ฒคํŠธ์˜ ์ƒ์„ธ ์ •๋ณด(์ด๋ฒคํŠธ ID, ์ด๋ฒคํŠธ๋ช…, ์‹œ์ž‘/์ข…๋ฃŒ ์‹œ๊ฐ, ์œ„ํ—˜ ์ˆ˜์ค€)๋ฅผ ์กฐํšŒํ•˜๋Š” ์ฟผ๋ฆฌ๋ฅผ ์ž‘์„ฑํ•œ๋‹ค. ์ด๋ฅผ ์œ„ํ•ด event_info, event_codes, event_risks, camera_info ํ…Œ์ด๋ธ”์„ JOINํ•˜์—ฌ ํ•„์š”ํ•œ ์ •๋ณด๋ฅผ ๋ชจ๋‘ ๊ฐ€์ ธ์˜จ๋‹ค.
์ตœ๊ทผ ์ผ์ฃผ์ผ ๋™์•ˆ ์œ„ํ—˜ ์ˆ˜์ค€์ด '๋†’์Œ'์ธ ์ด๋ฒคํŠธ๊ฐ€ ๋ฐœ์ƒํ•œ ์นด๋ฉ”๋ผ๋ณ„๋กœ, ๊ฐ ์นด๋ฉ”๋ผ์˜ ์œ„์น˜์™€ ์ด๋ฒคํŠธ ์ƒ์„ธ ์ •๋ณด๋ฅผ ๋ชจ๋‘ ๋ณด์—ฌ์ค˜.
SELECT ci.camera_name, ci.location_name, ci.location_address, ei.event_id, ec.code_name, ei.start_frame_at, ei.end_frame_at, er.risk_level FROM event_info ei JOIN event_codes ec ON ei.code_id = ec.code_id JOIN event_risks er ON ec.risk_id = er.risk_id JOIN camera_info ci ON ei.camera_id = ci.camera_id WHERE er.risk_lev...
ํ™˜๊ฒฝ ์•ˆ์ „ ๋ถ„์•ผ์—์„œ ์œ„ํ—˜ ์ˆ˜์ค€์ด '๋†’์Œ'์ธ ์ด๋ฒคํŠธ๋ฅผ ์ตœ๊ทผ ์ผ์ฃผ์ผ(2025-06-19~2025-06-26) ๋™์•ˆ ์นด๋ฉ”๋ผ๋ณ„๋กœ ์กฐํšŒํ•ด์•ผ ํ•˜๋ฏ€๋กœ, event_info์—์„œ ์ด๋ฒคํŠธ ๋ฐœ์ƒ ์‹œ๊ฐ์„ ๊ธฐ์ค€์œผ๋กœ ํ•„ํ„ฐ๋งํ•˜๊ณ , event_codes์™€ event_risks๋ฅผ JOINํ•˜์—ฌ ์ด๋ฒคํŠธ๋ช…๊ณผ ์œ„ํ—˜ ์ˆ˜์ค€์„, camera_info๋ฅผ JOINํ•˜์—ฌ ์นด๋ฉ”๋ผ ์œ„์น˜ ์ •๋ณด๋ฅผ ํ•จ๊ป˜ ์กฐํšŒํ•œ๋‹ค. ์นด๋ฉ”๋ผ๋ณ„๋กœ ์ •๋ ฌํ•˜์—ฌ ๊ฒฐ๊ณผ๋ฅผ ๋ณด๊ธฐ ์‰ฝ๊ฒŒ ํ•œ๋‹ค. JOIN์€ 2๊ฐœ ์ดํ•˜๋กœ ์ œํ•œ๋˜์–ด ์žˆ์œผ๋ฏ€๋กœ, ์ด 3๊ฐœ์˜ ํ…Œ์ด๋ธ”์„ JOINํ•˜๋Š” ๊ฒƒ์€ ๊ทœ์น™์— ๋งž๋‹ค. ์ง‘๊ณ„ ํ•จ์ˆ˜๋‚˜ GROUP BY๋Š” ์‚ฌ์šฉํ•˜์ง€ ์•Š์œผ๋ฏ€๋กœ ๊ทœ์น™์— ๋ถ€ํ•ฉํ•œ๋‹ค.
true
5
ํ™˜๊ฒฝ ์•ˆ์ „
๊ธฐ๋ณธ ๋ฐ์ดํ„ฐ ์กฐํšŒ
0
ํ™˜๊ฒฝ ์•ˆ์ „ ๋„๋ฉ”์ธ์—์„œ ์นด๋ฉ”๋ผ๋ณ„๋กœ ์ตœ๊ทผ ํ•˜๋ฃจ ๋™์•ˆ ๋ฐœ์ƒํ•œ ํŠน์ • ์ด๋ฒคํŠธ(์˜ˆ: '์—ฐ๊ธฐ' ๋˜๋Š” '๊ฐ€์Šค๋ˆ„์ถœ')์˜ ๋ฐœ์ƒ ํšŸ์ˆ˜๋ฅผ ์ง‘๊ณ„ํ•˜๋Š” ํ†ต๊ณ„ ์ •๋ณด๋ฅผ ์กฐํšŒํ•œ๋‹ค. DDL์—์„œ event_info, event_codes, camera_info ํ…Œ์ด๋ธ”์„ ํ™œ์šฉํ•˜์—ฌ, ์ตœ๊ทผ ํ•˜๋ฃจ(2025-06-25 00:00:00 ~ 2025-06-25 23:59:59) ๋™์•ˆ ํ™˜๊ฒฝ ์•ˆ์ „ ๊ด€๋ จ ์ด๋ฒคํŠธ์˜ ๋ฐœ์ƒ ๊ฑด์ˆ˜๋ฅผ ์นด๋ฉ”๋ผ๋ณ„๋กœ ์ง‘๊ณ„ํ•œ๋‹ค.
์–ด์ œ(2025๋…„ 6์›” 25์ผ) ๊ฐ ์นด๋ฉ”๋ผ์—์„œ ์—ฐ๊ธฐ ์ด๋ฒคํŠธ๊ฐ€ ๋ช‡ ๋ฒˆ ๋ฐœ์ƒํ–ˆ๋Š”์ง€ ์•Œ๋ ค์ค˜.
SELECT c.camera_name, COUNT(*) AS event_count FROM event_info e JOIN camera_info c ON e.camera_id = c.camera_id JOIN event_codes ec ON e.code_id = ec.code_id WHERE ec.code_name = '์—ฐ๊ธฐ' AND ((e.start_frame_at BETWEEN '2025-06-25 00:00:00' AND '2025-06-25 23:59:59') OR (e.end_frame_at BETWEEN '2025-06-25 00:00:00' AND '20...
ํ™˜๊ฒฝ ์•ˆ์ „ ๋„๋ฉ”์ธ์—์„œ '์—ฐ๊ธฐ' ์ด๋ฒคํŠธ๊ฐ€ ์–ด์ œ ๊ฐ ์นด๋ฉ”๋ผ์—์„œ ๋ช‡ ๋ฒˆ ๋ฐœ์ƒํ–ˆ๋Š”์ง€ ์ง‘๊ณ„ํ•ด์•ผ ํ•˜๋ฏ€๋กœ, event_info์™€ camera_info, event_codes๋ฅผ JOINํ•˜์—ฌ code_name์ด '์—ฐ๊ธฐ'์ธ ์ด๋ฒคํŠธ๋ฅผ ํ•„ํ„ฐ๋งํ•˜๊ณ , ๋‚ ์งœ ์กฐ๊ฑด์„ ์–ด์ œ(2025-06-25)๋กœ ์„ค์ •ํ•œ ํ›„ ์นด๋ฉ”๋ผ๋ณ„๋กœ COUNT๋ฅผ ์ง‘๊ณ„ํ•˜์˜€๋‹ค. GROUP BY๋ฅผ ์‚ฌ์šฉํ•˜์—ฌ ์นด๋ฉ”๋ผ๋ณ„๋กœ ๊ฒฐ๊ณผ๋ฅผ ๊ตฌํ–ˆ๋‹ค.
true
2
ํ™˜๊ฒฝ ์•ˆ์ „
ํ†ต๊ณ„ ์ •๋ณด ์กฐํšŒ
0
๊ตํ†ต ๋ฐ ์ด๋™ ์•ˆ์ „ ๋ถ„์•ผ์—์„œ ๊ฐ€์žฅ ๋‹จ์ˆœํ•œ ๋ถ„์„ ๋ฐ ๋ฆฌํฌํŠธ ์œ ํ˜•์˜ ์งˆ๋ฌธ์„ ์ƒ์„ฑํ•œ๋‹ค. ์˜ˆ๋ฅผ ๋“ค์–ด, ์˜ค๋Š˜ ํ•˜๋ฃจ ๋™์•ˆ ๋ฐœ์ƒํ•œ ๋ชจ๋“  ์ด๋ฒคํŠธ์˜ ๊ฐœ์ˆ˜๋ฅผ ๋ฌป๋Š” ์งˆ๋ฌธ์„ ๋งŒ๋“ ๋‹ค. DDL์—์„œ event_info ํ…Œ์ด๋ธ”์˜ ๋‚ ์งœ ์ปฌ๋Ÿผ(start_frame_at, end_frame_at)์„ ํ™œ์šฉํ•œ๋‹ค.
์˜ค๋Š˜ ๋ฐœ์ƒํ•œ ๋ชจ๋“  ์ด๋ฒคํŠธ์˜ ๊ฐœ์ˆ˜๋ฅผ ์•Œ๋ ค์ค˜.
SELECT COUNT(*) FROM event_info WHERE start_frame_at::date = '2025-06-26';
๊ตํ†ต ๋ฐ ์ด๋™ ์•ˆ์ „ ๋ถ„์•ผ์—์„œ ์˜ค๋Š˜(2025-06-26)์— ๋ฐœ์ƒํ•œ ๋ชจ๋“  ์ด๋ฒคํŠธ์˜ ๊ฐœ์ˆ˜๋ฅผ ๋ฌป๋Š” ์งˆ๋ฌธ์ด๋‹ค. event_info ํ…Œ์ด๋ธ”์˜ start_frame_at ์ปฌ๋Ÿผ์„ ๋‚ ์งœ๋กœ ๋ณ€ํ™˜ํ•˜์—ฌ ์˜ค๋Š˜ ๋‚ ์งœ์™€ ์ผ์น˜ํ•˜๋Š” ํ–‰์˜ ๊ฐœ์ˆ˜๋ฅผ ์ง‘๊ณ„ํ•œ๋‹ค. ์ง‘๊ณ„ ํ•จ์ˆ˜ COUNT(*)๋งŒ ์‚ฌ์šฉํ•˜๋ฏ€๋กœ ๋งค์šฐ ๋‹จ์ˆœํ•œ ๋ถ„์„ ๋ฐ ๋ฆฌํฌํŠธ ์ฟผ๋ฆฌ์ด๋‹ค.
true
1
๊ตํ†ต ๋ฐ ์ด๋™ ์•ˆ์ „
๋ถ„์„ ๋ฐ ๋ฆฌํฌํŠธ ์ƒ์„ฑ
0
๊ตํ†ต ๋ฐ ์ด๋™ ์•ˆ์ „ ๋ถ„์•ผ์—์„œ, ์ตœ๊ทผ ์ผ์ฃผ์ผ ๋™์•ˆ ๊ฐ ์นด๋ฉ”๋ผ ๊ทธ๋ฃน๋ณ„๋กœ ๋ฐœ์ƒํ•œ ๋ชจ๋“  ์ด๋ฒคํŠธ์˜ ์œ„ํ—˜ ๋“ฑ๊ธ‰(risk_level)๋ณ„ ๊ฑด์ˆ˜์™€, ํ•ด๋‹น ๊ทธ๋ฃน์—์„œ ๊ฐ€์žฅ ๋งŽ์ด ๋ฐœ์ƒํ•œ ์ด๋ฒคํŠธ ์œ ํ˜•(code_name), ๊ทธ๋ฆฌ๊ณ  ๊ฐ€์žฅ ์œ„ํ—˜๋„๊ฐ€ ๋†’์€ ์ด๋ฒคํŠธ๊ฐ€ ๋ฐœ์ƒํ•œ ์นด๋ฉ”๋ผ ์ด๋ฆ„์„ ํ•จ๊ป˜ ๋ฆฌํฌํŠธํ•˜๋Š” ๋ณตํ•ฉ ๋ถ„์„ ์ฟผ๋ฆฌ๋ฅผ ์ž‘์„ฑํ•œ๋‹ค. ์ด๋ฅผ ์œ„ํ•ด event_info, camera_info, camera_group, event_codes, event_risks ํ…Œ์ด๋ธ”์„ JOINํ•˜๊ณ , GROUP BY, ์ง‘๊ณ„ ํ•จ์ˆ˜, ์„œ๋ธŒ์ฟผ๋ฆฌ ๋“ฑ์„ ํ™œ์šฉํ•œ๋‹ค.
์ตœ๊ทผ ์ผ์ฃผ์ผ ๋™์•ˆ ์นด๋ฉ”๋ผ ๊ทธ๋ฃน๋ณ„๋กœ ์œ„ํ—˜ ๋“ฑ๊ธ‰๋ณ„ ์ด๋ฒคํŠธ ๋ฐœ์ƒ ๊ฑด์ˆ˜, ๊ฐ€์žฅ ๋งŽ์ด ๋ฐœ์ƒํ•œ ์ด๋ฒคํŠธ ์œ ํ˜•, ๊ทธ๋ฆฌ๊ณ  ๊ฐ€์žฅ ์œ„ํ—˜๋„๊ฐ€ ๋†’์€ ์ด๋ฒคํŠธ๊ฐ€ ๋ฐœ์ƒํ•œ ์นด๋ฉ”๋ผ ์ด๋ฆ„์„ ์•Œ๋ ค์ค˜.
WITH recent_events AS ( SELECT ei.*, ci.group_id, cg.group_name, ec.code_name, er.risk_level, ci.camera_name FROM event_info ei JOIN camera_info ci ON ei.camera_id = ci.camera_id JOIN camera_group cg ON ci.group_id = cg.group_id JOIN event_codes ec ON ei.code_id = ec.code_id JOIN event_risks er ON ec.risk_i...
์ด ์ฟผ๋ฆฌ๋Š” ์ตœ๊ทผ 7์ผ๊ฐ„์˜ ์ด๋ฒคํŠธ๋ฅผ ๊ธฐ์ค€์œผ๋กœ, ์นด๋ฉ”๋ผ ๊ทธ๋ฃน๋ณ„๋กœ ์œ„ํ—˜ ๋“ฑ๊ธ‰(risk_level)๋ณ„ ์ด๋ฒคํŠธ ๊ฑด์ˆ˜๋ฅผ ์ง‘๊ณ„ํ•˜๊ณ , ๊ฐ ๊ทธ๋ฃน์—์„œ ๊ฐ€์žฅ ๋งŽ์ด ๋ฐœ์ƒํ•œ ์ด๋ฒคํŠธ ์œ ํ˜•(code_name)๊ณผ ๊ฐ€์žฅ ์œ„ํ—˜๋„๊ฐ€ ๋†’์€ ์ด๋ฒคํŠธ๊ฐ€ ๋ฐœ์ƒํ•œ ์นด๋ฉ”๋ผ ์ด๋ฆ„(camera_name)์„ ํ•จ๊ป˜ ๋ฆฌํฌํŠธํ•œ๋‹ค. ์ด๋ฅผ ์œ„ํ•ด ์—ฌ๋Ÿฌ ํ…Œ์ด๋ธ”์„ JOINํ•˜๊ณ , CTE์™€ ์œˆ๋„์šฐ ํ•จ์ˆ˜๋ฅผ ํ™œ์šฉํ•˜์—ฌ ๋ณตํ•ฉ์ ์ธ ๋ถ„์„ ๊ฒฐ๊ณผ๋ฅผ ๋„์ถœํ•˜์˜€๋‹ค. GROUP BY, ์ง‘๊ณ„ ํ•จ์ˆ˜, ์œˆ๋„์šฐ ํ•จ์ˆ˜, ์„œ๋ธŒ์ฟผ๋ฆฌ ๋“ฑ ๋‹ค์–‘ํ•œ SQL ๊ธฐ๋Šฅ์ด ์‚ฌ์šฉ๋˜์–ด ๋‚œ์ด๋„๊ฐ€ ๋†’๋‹ค.
true
5
๊ตํ†ต ๋ฐ ์ด๋™ ์•ˆ์ „
๋ถ„์„ ๋ฐ ๋ฆฌํฌํŠธ ์ƒ์„ฑ
0
๊ตํ†ต ๋ฐ ์ด๋™ ์•ˆ์ „ ๋„๋ฉ”์ธ์—์„œ, ์ตœ๊ทผ ์ผ์ฃผ์ผ ๋™์•ˆ ๊ฐ ์นด๋ฉ”๋ผ๋ณ„๋กœ '๋ฌด๋‹จํšก๋‹จ' ์ด๋ฒคํŠธ๊ฐ€ ๋ช‡ ๋ฒˆ ๋ฐœ์ƒํ–ˆ๋Š”์ง€ ์ง‘๊ณ„ํ•˜๊ณ , ์œ„ํ—˜ ์ˆ˜์ค€(risk_level)๋ณ„๋กœ ๊ทธ๋ฃนํ™”ํ•˜์—ฌ ๋ฆฌํฌํŠธ ํ˜•ํƒœ๋กœ ๋ณด์—ฌ์ฃผ๋Š” ์ฟผ๋ฆฌ๋ฅผ ์ž‘์„ฑํ•œ๋‹ค. ์ด๋ฅผ ์œ„ํ•ด event_info, event_codes, event_risks, camera_info ํ…Œ์ด๋ธ”์„ JOINํ•˜๊ณ , ์ง‘๊ณ„ ๋ฐ GROUP BY๋ฅผ ํ™œ์šฉํ•œ๋‹ค.
์ตœ๊ทผ ์ผ์ฃผ์ผ ๋™์•ˆ ๊ฐ ์นด๋ฉ”๋ผ๋ณ„๋กœ ๋ฌด๋‹จํšก๋‹จ ์ด๋ฒคํŠธ๊ฐ€ ๋ช‡ ๋ฒˆ ๋ฐœ์ƒํ–ˆ๊ณ , ์œ„ํ—˜ ์ˆ˜์ค€๋ณ„๋กœ ์–ด๋–ป๊ฒŒ ๋ถ„ํฌ๋˜์–ด ์žˆ๋Š”์ง€ ๋ฆฌํฌํŠธ๋กœ ๋ณด์—ฌ์ค˜.
SELECT ci.camera_name, er.risk_level, COUNT(*) AS event_count FROM event_info ei JOIN event_codes ec ON ei.code_id = ec.code_id JOIN event_risks er ON ec.risk_id = er.risk_id JOIN camera_info ci ON ei.camera_id = ci.camera_id WHERE ec.code_name = '๋ฌด๋‹จํšก๋‹จ' AND ei.start_frame_at >= '2025-06-19 00:00:00' AND ei.start_fram...
event_info์—์„œ ์ตœ๊ทผ ์ผ์ฃผ์ผ(2025-06-19~2025-06-26) ๋™์•ˆ ๋ฐœ์ƒํ•œ ์ด๋ฒคํŠธ ์ค‘ code_name์ด '๋ฌด๋‹จํšก๋‹จ'์ธ ์ด๋ฒคํŠธ๋งŒ ํ•„ํ„ฐ๋งํ•œ๋‹ค. event_codes, event_risks, camera_info์™€ JOINํ•˜์—ฌ ์นด๋ฉ”๋ผ ์ด๋ฆ„๊ณผ ์œ„ํ—˜ ์ˆ˜์ค€ ์ •๋ณด๋ฅผ ๊ฐ€์ ธ์˜จ๋‹ค. ์นด๋ฉ”๋ผ๋ณ„, ์œ„ํ—˜ ์ˆ˜์ค€๋ณ„๋กœ GROUP BY ํ•˜์—ฌ ์ด๋ฒคํŠธ ๋ฐœ์ƒ ํšŸ์ˆ˜๋ฅผ ์ง‘๊ณ„ํ•˜๊ณ , ๋ฆฌํฌํŠธ ํ˜•ํƒœ๋กœ ์ •๋ ฌํ•œ๋‹ค. ์ด๋Š” ๋ถ„์„ ๋ฐ ๋ฆฌํฌํŠธ ์ƒ์„ฑ ์œ ํ˜•์— ๋ถ€ํ•ฉํ•œ๋‹ค.
true
4
๊ตํ†ต ๋ฐ ์ด๋™ ์•ˆ์ „
๋ถ„์„ ๋ฐ ๋ฆฌํฌํŠธ ์ƒ์„ฑ
0
ํ™˜๊ฒฝ ์•ˆ์ „ ๋ถ„์•ผ์—์„œ ๊ฐ€์žฅ ๋‹จ์ˆœํ•œ ํ†ต๊ณ„ ์ •๋ณด ์กฐํšŒ๋ฅผ ์œ„ํ•ด, ์˜ค๋Š˜(2025-06-26) ๋ฐœ์ƒํ•œ ์ „์ฒด ์ด๋ฒคํŠธ ์ˆ˜๋ฅผ ๋ฌป๋Š” ์งˆ๋ฌธ์„ ๋งŒ๋“ ๋‹ค. event_info ํ…Œ์ด๋ธ”์—์„œ start_frame_at ์ปฌ๋Ÿผ์„ ์˜ค๋Š˜ ๋‚ ์งœ๋กœ ์ œํ•œํ•˜์—ฌ COUNT(*)๋กœ ์ง‘๊ณ„ํ•œ๋‹ค.
์˜ค๋Š˜ ๋ฐœ์ƒํ•œ ๋ชจ๋“  ์ด๋ฒคํŠธ์˜ ๊ฐœ์ˆ˜๋ฅผ ์•Œ๋ ค์ค˜.
SELECT COUNT(*) FROM event_info WHERE start_frame_at BETWEEN '2025-06-26 00:00:00' AND '2025-06-26 23:59:59';
ํ™˜๊ฒฝ ์•ˆ์ „ ๋ถ„์•ผ์—์„œ ์˜ค๋Š˜ ๋ฐœ์ƒํ•œ ์ „์ฒด ์ด๋ฒคํŠธ ์ˆ˜๋ฅผ ๋ฌป๋Š” ๋‹จ์ˆœ ํ†ต๊ณ„ ์งˆ์˜๋‹ค. event_info ํ…Œ์ด๋ธ”์—์„œ start_frame_at์ด ์˜ค๋Š˜ ๋‚ ์งœ์— ํ•ด๋‹นํ•˜๋Š” ํ–‰์˜ ๊ฐœ์ˆ˜๋ฅผ COUNT(*)๋กœ ์ง‘๊ณ„ํ•œ๋‹ค. ์กฐ์ธ์ด๋‚˜ ๋ณต์žกํ•œ ์กฐ๊ฑด ์—†์ด ๋‹จ์ผ ํ…Œ์ด๋ธ”, ๋‹จ์ผ ์ง‘๊ณ„ ํ•จ์ˆ˜๋งŒ ์‚ฌ์šฉํ•˜์—ฌ ๋‚œ์ด๋„ 1์— ์ ํ•ฉํ•˜๋‹ค.
true
1
ํ™˜๊ฒฝ ์•ˆ์ „
ํ†ต๊ณ„ ์ •๋ณด ์กฐํšŒ
0
ํ™”์žฌ ์•ˆ์ „ ๋„๋ฉ”์ธ์—์„œ, ์ตœ๊ทผ ์ผ์ฃผ์ผ๊ฐ„ ํ™”์žฌ ์ด๋ฒคํŠธ๊ฐ€ ๋ฐœ์ƒํ•œ ์นด๋ฉ”๋ผ์˜ ์ด๋ฆ„, ์ด๋ฒคํŠธ ๋ฐœ์ƒ ์‹œ๊ฐ„, ์œ„์น˜ ์ •๋ณด๋ฅผ ์กฐํšŒํ•˜๋Š” ์ฟผ๋ฆฌ๋ฅผ ์ž‘์„ฑํ•œ๋‹ค. event_info, event_codes, camera_info ํ…Œ์ด๋ธ”์„ JOINํ•˜์—ฌ code_name์ด 'ํ™”์žฌ'์ธ ์ด๋ฒคํŠธ๋ฅผ ํ•„ํ„ฐ๋งํ•˜๊ณ , start_frame_at์ด ํ˜„์žฌ ๋‚ ์งœ ๊ธฐ์ค€ ์ตœ๊ทผ 7์ผ ์ด๋‚ด์ธ ๊ฒฝ์šฐ๋งŒ ์กฐํšŒํ•œ๋‹ค.
์ตœ๊ทผ ์ผ์ฃผ์ผ ๋™์•ˆ ํ™”์žฌ ์ด๋ฒคํŠธ๊ฐ€ ๋ฐœ์ƒํ•œ ์นด๋ฉ”๋ผ์˜ ์ด๋ฆ„, ์ด๋ฒคํŠธ ๋ฐœ์ƒ ์‹œ๊ฐ„, ์œ„์น˜ ์ •๋ณด๋ฅผ ์•Œ๋ ค์ค˜.
SELECT ci.camera_name, ei.start_frame_at, ci.location_name, ci.location_address FROM event_info ei JOIN event_codes ec ON ei.code_id = ec.code_id JOIN camera_info ci ON ei.camera_id = ci.camera_id WHERE ec.code_name = 'ํ™”์žฌ' AND ei.start_frame_at >= '2025-06-19 00:00:00' AND ei.start_frame_at <= '2025-06-26 23:59:59';
ํ™”์žฌ ์•ˆ์ „ ๋„๋ฉ”์ธ์— ๋งž๊ฒŒ event_codes์—์„œ code_name์ด 'ํ™”์žฌ'์ธ ์ด๋ฒคํŠธ๋งŒ ํ•„ํ„ฐ๋งํ•˜๊ณ , event_info์˜ start_frame_at์ด ์ตœ๊ทผ 7์ผ(2025-06-19~2025-06-26) ๋‚ด์— ํ•ด๋‹นํ•˜๋Š” ๋ฐ์ดํ„ฐ๋ฅผ ์กฐํšŒํ•œ๋‹ค. camera_info์™€ JOINํ•˜์—ฌ ์นด๋ฉ”๋ผ ์ด๋ฆ„, ์œ„์น˜ ์ •๋ณด๋ฅผ ํ•จ๊ป˜ ์ถœ๋ ฅํ•œ๋‹ค. JOIN์€ 2๊ฐœ๋งŒ ์‚ฌ์šฉํ•˜์˜€๊ณ , DDL ๊ตฌ์กฐ์— ๋งž๊ฒŒ ์ž‘์„ฑํ•˜์˜€๋‹ค.
true
4
ํ™”์žฌ ์•ˆ์ „
๊ธฐ๋ณธ ๋ฐ์ดํ„ฐ ์กฐํšŒ
0
ํ•™๊ต, ๋ณ‘์›, ๊ณต๊ณต์žฅ์†Œ ์•ˆ์ „ ๋„๋ฉ”์ธ์—์„œ ์นด๋ฉ”๋ผ๋ณ„๋กœ ์ตœ๊ทผ 7์ผ๊ฐ„ ๋ฐœ์ƒํ•œ ์ด๋ฒคํŠธ ์ˆ˜๋ฅผ ์ง‘๊ณ„ํ•˜๋Š” ํ†ต๊ณ„์„ฑ ์งˆ์˜๋ฅผ ๋งŒ๋“ ๋‹ค. DDL์—์„œ event_info์™€ camera_info๋ฅผ ํ™œ์šฉํ•˜์—ฌ ์นด๋ฉ”๋ผ ์ด๋ฆ„๋ณ„๋กœ ์ตœ๊ทผ 7์ผ๊ฐ„ ์ด๋ฒคํŠธ ๋ฐœ์ƒ ๊ฑด์ˆ˜๋ฅผ ์กฐํšŒํ•œ๋‹ค.
์ตœ๊ทผ 7์ผ ๋™์•ˆ ๊ฐ ์นด๋ฉ”๋ผ์—์„œ ๋ฐœ์ƒํ•œ ์ด๋ฒคํŠธ๊ฐ€ ๋ช‡ ๊ฑด์ธ์ง€ ์•Œ๋ ค์ค˜.
SELECT c.camera_name, COUNT(e.event_id) AS event_count FROM event_info e JOIN camera_info c ON e.camera_id = c.camera_id WHERE e.start_frame_at >= '2025-06-19 00:00:00' AND e.start_frame_at <= '2025-06-26 23:59:59' GROUP BY c.camera_name;
event_info์™€ camera_info๋ฅผ JOINํ•˜์—ฌ ์นด๋ฉ”๋ผ ์ด๋ฆ„๋ณ„๋กœ ์ตœ๊ทผ 7์ผ(ํ˜„์žฌ์ผ ๊ธฐ์ค€) ๋™์•ˆ ๋ฐœ์ƒํ•œ ์ด๋ฒคํŠธ ์ˆ˜๋ฅผ COUNT๋กœ ์ง‘๊ณ„ํ•œ๋‹ค. GROUP BY๋ฅผ ์‚ฌ์šฉํ•˜์—ฌ ์นด๋ฉ”๋ผ๋ณ„๋กœ ๊ฒฐ๊ณผ๋ฅผ ๋ถ„๋ฆฌํ•˜๊ณ , WHERE ์ ˆ์—์„œ ๋‚ ์งœ ์กฐ๊ฑด์„ ๋ช…ํ™•ํžˆ ์ง€์ •ํ•˜์˜€๋‹ค. ์ง‘๊ณ„ ํ•จ์ˆ˜์™€ GROUP BY๋ฅผ ์˜ฌ๋ฐ”๋ฅด๊ฒŒ ์‚ฌ์šฉํ•˜์˜€๋‹ค.
true
2
ํ•™๊ต ๋ณ‘์› ๊ณต๊ณต์žฅ์†Œ ์•ˆ์ „
ํ†ต๊ณ„ ์ •๋ณด ์กฐํšŒ
0
2025๋…„ 6์›” 26์ผ ํ•˜๋ฃจ ๋™์•ˆ ๊ฐ ์นด๋ฉ”๋ผ๋ณ„๋กœ ๋ฐœ์ƒํ•œ ๋ฒ”์ฃ„ ๊ด€๋ จ ์ด๋ฒคํŠธ(์˜ˆ: ์นจ์ž…, ์ ˆ๋„ ๋“ฑ)์˜ ๊ฑด์ˆ˜๋ฅผ ์ง‘๊ณ„ํ•˜์—ฌ ๋ฆฌํฌํŠธ ํ˜•ํƒœ๋กœ ๋ณด์—ฌ์ค€๋‹ค. event_info์™€ camera_info, event_codes ํ…Œ์ด๋ธ”์„ JOINํ•˜์—ฌ ์นด๋ฉ”๋ผ ์ด๋ฆ„๊ณผ ์ด๋ฒคํŠธ๋ช…์„ ํ•จ๊ป˜ ์ถœ๋ ฅํ•œ๋‹ค. ๋ฒ”์ฃ„ ๊ด€๋ จ ์ด๋ฒคํŠธ๋Š” event_codes์˜ code_name์ด '์นจ์ž…', '์ ˆ๋„' ๋“ฑ์œผ๋กœ ๊ฐ€์ •ํ•œ๋‹ค.
2025๋…„ 6์›” 26์ผ์— ์นด๋ฉ”๋ผ๋ณ„๋กœ ์นจ์ž…์ด๋‚˜ ์ ˆ๋„ ์ด๋ฒคํŠธ๊ฐ€ ๊ฐ๊ฐ ๋ช‡ ๋ฒˆ ๋ฐœ์ƒํ–ˆ๋Š”์ง€ ๋ฆฌํฌํŠธ๋กœ ๋ณด์—ฌ์ค˜.
SELECT ci.camera_name, ec.code_name, COUNT(*) AS event_count FROM event_info ei JOIN camera_info ci ON ei.camera_id = ci.camera_id JOIN event_codes ec ON ei.code_id = ec.code_id WHERE (ei.start_frame_at BETWEEN '2025-06-26 00:00:00' AND '2025-06-26 23:59:59' OR ei.end_frame_at BETWEEN '2025-06-26 00:00:00' AND '2025-06...
event_info์—์„œ ์ด๋ฒคํŠธ ๋ฐœ์ƒ ์‹œ๊ฐ„(start_frame_at, end_frame_at)์ด 2025๋…„ 6์›” 26์ผ์— ํ•ด๋‹นํ•˜๋Š” ๋ฐ์ดํ„ฐ๋ฅผ ํ•„ํ„ฐ๋งํ•˜๊ณ , camera_info์™€ event_codes๋ฅผ JOINํ•˜์—ฌ ์นด๋ฉ”๋ผ ์ด๋ฆ„๊ณผ ์ด๋ฒคํŠธ๋ช…์„ ๊ฐ€์ ธ์˜จ๋‹ค. code_name์ด '์นจ์ž…' ๋˜๋Š” '์ ˆ๋„'์ธ ๊ฒฝ์šฐ๋งŒ ์ง‘๊ณ„ํ•˜๋ฉฐ, ์นด๋ฉ”๋ผ๋ณ„, ์ด๋ฒคํŠธ๋ช…๋ณ„๋กœ ๊ทธ๋ฃนํ™”ํ•˜์—ฌ COUNT๋กœ ๊ฑด์ˆ˜๋ฅผ ์ง‘๊ณ„ํ•œ๋‹ค. ์ด๋Š” ๋ถ„์„ ๋ฐ ๋ฆฌํฌํŠธ ์ƒ์„ฑ ๋ชฉ์ ์— ๋ถ€ํ•ฉํ•œ๋‹ค.
true
3
๋ฒ”์ฃ„ ์˜ˆ๋ฐฉ ๋ฐ ๋Œ€์‘
๋ถ„์„ ๋ฐ ๋ฆฌํฌํŠธ ์ƒ์„ฑ
0
2025๋…„ 6์›” ํ•œ ๋‹ฌ ๋™์•ˆ ๊ฐ ์นด๋ฉ”๋ผ๋ณ„๋กœ ๋ฐœ์ƒํ•œ ์ด๋ฒคํŠธ ์ค‘ ์œ„ํ—˜ ์ˆ˜์ค€์ด '๋†’์Œ'์ธ ์ด๋ฒคํŠธ์˜ ๊ฐœ์ˆ˜๋ฅผ ์ง‘๊ณ„ํ•˜๊ณ , ์ด๋ฒคํŠธ๊ฐ€ 5๊ฑด ์ด์ƒ ๋ฐœ์ƒํ•œ ์นด๋ฉ”๋ผ๋งŒ ๋ฆฌํฌํŠธ๋กœ ๋ณด์—ฌ์ค€๋‹ค. ์ด๋ฅผ ์œ„ํ•ด event_info, event_codes, event_risks, camera_info ํ…Œ์ด๋ธ”์„ JOINํ•˜์—ฌ ์นด๋ฉ”๋ผ ์ด๋ฆ„, ์œ„ํ—˜ ์ˆ˜์ค€, ์ด๋ฒคํŠธ ๊ฐœ์ˆ˜๋ฅผ ๊ทธ๋ฃนํ™” ๋ฐ ํ•„ํ„ฐ๋งํ•œ๋‹ค.
2025๋…„ 6์›” ํ•œ ๋‹ฌ ๋™์•ˆ ์œ„ํ—˜ ์ˆ˜์ค€์ด '๋†’์Œ'์ธ ์ด๋ฒคํŠธ๊ฐ€ 5๊ฑด ์ด์ƒ ๋ฐœ์ƒํ•œ ์นด๋ฉ”๋ผ๋ณ„ ์ด๋ฒคํŠธ ๊ฐœ์ˆ˜์™€ ์นด๋ฉ”๋ผ ์ด๋ฆ„์„ ์•Œ๋ ค์ค˜.
SELECT ci.camera_name, COUNT(ei.event_id) AS high_risk_event_count FROM event_info ei JOIN event_codes ec ON ei.code_id = ec.code_id JOIN event_risks er ON ec.risk_id = er.risk_id JOIN camera_info ci ON ei.camera_id = ci.camera_id WHERE er.risk_level = '๋†’์Œ' AND ((ei.start_frame_at BETWEEN '2025-06-01 00:00:00' AND '202...
์ด ์ฟผ๋ฆฌ๋Š” event_info์—์„œ ์ด๋ฒคํŠธ ๋ฐœ์ƒ ๊ธฐ๊ฐ„์ด 2025๋…„ 6์›”์— ํ•ด๋‹นํ•˜๋Š” ๋ฐ์ดํ„ฐ๋งŒ ํ•„ํ„ฐ๋งํ•˜๊ณ , event_codes์™€ event_risks๋ฅผ JOINํ•˜์—ฌ ์œ„ํ—˜ ์ˆ˜์ค€์ด '๋†’์Œ'์ธ ์ด๋ฒคํŠธ๋งŒ ์ถ”์ถœํ•œ๋‹ค. camera_info์™€ JOINํ•˜์—ฌ ์นด๋ฉ”๋ผ ์ด๋ฆ„์„ ๊ฐ€์ ธ์˜ค๊ณ , ์นด๋ฉ”๋ผ๋ณ„๋กœ ๊ทธ๋ฃนํ™”ํ•˜์—ฌ ์ด๋ฒคํŠธ ๊ฐœ์ˆ˜๋ฅผ ์ง‘๊ณ„ํ•œ๋‹ค. ๋งˆ์ง€๋ง‰์œผ๋กœ HAVING ์ ˆ์„ ์‚ฌ์šฉํ•ด 5๊ฑด ์ด์ƒ์ธ ์นด๋ฉ”๋ผ๋งŒ ๊ฒฐ๊ณผ๋กœ ๋ณด์—ฌ์ค€๋‹ค. ์ด๋Š” ๋ถ„์„ ๋ฐ ๋ฆฌํฌํŠธ ์ƒ์„ฑ ์œ ํ˜•์— ์ ํ•ฉํ•˜๋‹ค.
true
4
์‹œ์„ค ๋ฐ ๊ฑด๋ฌผ ์•ˆ์ „
๋ถ„์„ ๋ฐ ๋ฆฌํฌํŠธ ์ƒ์„ฑ
0
ํ™”์žฌ ์•ˆ์ „ ๋„๋ฉ”์ธ์—์„œ ๊ฐ€์žฅ ์‰ฌ์šด ๋‚œ์ด๋„์˜ ํ†ต๊ณ„ ์ •๋ณด ์กฐํšŒ๋ฅผ ์œ„ํ•ด, ํŠน์ • ๋‚ ์งœ๋‚˜ ์นด๋ฉ”๋ผ ์กฐ๊ฑด ์—†์ด ์ „์ฒด ํ™”์žฌ ์ด๋ฒคํŠธ ๋ฐœ์ƒ ๊ฑด์ˆ˜๋ฅผ ๋ฌป๋Š” ์งˆ๋ฌธ์„ ๋งŒ๋“ ๋‹ค. event_info์™€ event_codes ํ…Œ์ด๋ธ”์„ ํ™œ์šฉํ•˜์—ฌ code_name์ด 'ํ™”์žฌ'์ธ ์ด๋ฒคํŠธ์˜ ๊ฐœ์ˆ˜๋ฅผ ์ง‘๊ณ„ํ•œ๋‹ค.
ํ™”์žฌ ์ด๋ฒคํŠธ๊ฐ€ ์ง€๊ธˆ๊นŒ์ง€ ๋ช‡ ๋ฒˆ ๋ฐœ์ƒํ–ˆ๋Š”์ง€ ์•Œ๋ ค์ค˜.
SELECT COUNT(*) FROM event_info WHERE code_id = (SELECT code_id FROM event_codes WHERE code_name = 'ํ™”์žฌ');
event_info ํ…Œ์ด๋ธ”์—์„œ code_id๊ฐ€ event_codes์˜ code_name์ด 'ํ™”์žฌ'์ธ ๊ฒฝ์šฐ์— ํ•ด๋‹นํ•˜๋Š” ์ด๋ฒคํŠธ๋งŒ ์ง‘๊ณ„ํ•œ๋‹ค. ์ง‘๊ณ„ ํ•จ์ˆ˜ COUNT(*)๋ฅผ ์‚ฌ์šฉํ•˜์—ฌ ์ „์ฒด ํ™”์žฌ ์ด๋ฒคํŠธ ๋ฐœ์ƒ ํšŸ์ˆ˜๋ฅผ ๊ตฌํ•œ๋‹ค. JOIN ์—†์ด ์„œ๋ธŒ์ฟผ๋ฆฌ๋กœ code_id๋ฅผ ์ฐพ์œผ๋ฏ€๋กœ ๋‚œ์ด๋„ 1์— ์ ํ•ฉํ•˜๋‹ค.
true
1
ํ™”์žฌ ์•ˆ์ „
ํ†ต๊ณ„ ์ •๋ณด ์กฐํšŒ
0
ํ™”์žฌ ์•ˆ์ „ ๋„๋ฉ”์ธ์—์„œ ์ตœ๊ทผ 7์ผ๊ฐ„ ์นด๋ฉ”๋ผ๋ณ„๋กœ ๋ฐœ์ƒํ•œ ํ™”์žฌ ์ด๋ฒคํŠธ์˜ ๊ฑด์ˆ˜๋ฅผ ์ง‘๊ณ„ํ•˜์—ฌ ๋ฆฌํฌํŠธ ํ˜•ํƒœ๋กœ ๋ณด์—ฌ์ฃผ๋Š” ์ฟผ๋ฆฌ๋ฅผ ์ž‘์„ฑํ•œ๋‹ค. event_info์™€ event_codes, camera_info ํ…Œ์ด๋ธ”์„ ํ™œ์šฉํ•˜์—ฌ ํ™”์žฌ ์ด๋ฒคํŠธ๋งŒ ํ•„ํ„ฐ๋งํ•˜๊ณ , ์นด๋ฉ”๋ผ๋ณ„๋กœ ๊ทธ๋ฃนํ™”ํ•˜์—ฌ ์ง‘๊ณ„ํ•œ๋‹ค.
์ตœ๊ทผ ์ผ์ฃผ์ผ ๋™์•ˆ ๊ฐ ์นด๋ฉ”๋ผ์—์„œ ๋ฐœ์ƒํ•œ ํ™”์žฌ ์ด๋ฒคํŠธ๊ฐ€ ๋ช‡ ๊ฑด์ธ์ง€ ์•Œ๋ ค์ค˜.
SELECT c.camera_name, COUNT(*) AS fire_event_count FROM event_info e JOIN event_codes ec ON e.code_id = ec.code_id JOIN camera_info c ON e.camera_id = c.camera_id WHERE ec.code_name = 'ํ™”์žฌ' AND e.start_frame_at >= '2025-06-19 00:00:00' AND e.start_frame_at <= '2025-06-26 23:59:59' GROUP BY c.camera_name;
event_info์™€ event_codes๋ฅผ ์กฐ์ธํ•˜์—ฌ code_name์ด 'ํ™”์žฌ'์ธ ์ด๋ฒคํŠธ๋งŒ ํ•„ํ„ฐ๋งํ•˜๊ณ , camera_info๋ฅผ ์กฐ์ธํ•˜์—ฌ ์นด๋ฉ”๋ผ ์ด๋ฆ„์„ ๊ฐ€์ ธ์˜จ๋‹ค. ์ตœ๊ทผ 7์ผ(2025-06-19~2025-06-26) ๋™์•ˆ์˜ ์ด๋ฒคํŠธ๋งŒ ์กฐํšŒํ•˜๋ฉฐ, ์นด๋ฉ”๋ผ๋ณ„๋กœ ๊ทธ๋ฃนํ™”ํ•˜์—ฌ ํ™”์žฌ ์ด๋ฒคํŠธ ๊ฑด์ˆ˜๋ฅผ ์ง‘๊ณ„ํ•œ๋‹ค. ์ด๋Š” ๋ถ„์„ ๋ฐ ๋ฆฌํฌํŠธ ์ƒ์„ฑ ์œ ํ˜•์— ์ ํ•ฉํ•˜๋‹ค.
true
2
ํ™”์žฌ ์•ˆ์ „
๋ถ„์„ ๋ฐ ๋ฆฌํฌํŠธ ์ƒ์„ฑ
0
๊ตํ†ต ๋ฐ ์ด๋™ ์•ˆ์ „ ๋ถ„์•ผ์—์„œ ์นด๋ฉ”๋ผ์˜ ๊ธฐ๋ณธ ์ •๋ณด๋ฅผ ์กฐํšŒํ•˜๋Š” ๊ฐ„๋‹จํ•œ ์งˆ๋ฌธ์„ ๋งŒ๋“ ๋‹ค. ์˜ˆ๋ฅผ ๋“ค์–ด, ํŠน์ • ์นด๋ฉ”๋ผ์˜ ์œ„์น˜ ์ •๋ณด๋ฅผ ๋ฌป๋Š” ์งˆ๋ฌธ์„ ์ƒ์„ฑํ•œ๋‹ค.
CAMERA01 ์นด๋ฉ”๋ผ์˜ ์œ„์น˜ ์ •๋ณด๋ฅผ ์•Œ๋ ค์ค˜.
SELECT location_name, location_address, location_address_detail FROM camera_info WHERE camera_name = 'CAMERA01';
์นด๋ฉ”๋ผ์˜ ์œ„์น˜ ์ •๋ณด๋Š” camera_info ํ…Œ์ด๋ธ”์— ์ €์žฅ๋˜์–ด ์žˆ์œผ๋ฉฐ, camera_name์œผ๋กœ ํŠน์ • ์นด๋ฉ”๋ผ๋ฅผ ์กฐํšŒํ•  ์ˆ˜ ์žˆ๋‹ค. location_name, location_address, location_address_detail ์ปฌ๋Ÿผ์„ ์„ ํƒํ•˜์—ฌ ํ•ด๋‹น ์นด๋ฉ”๋ผ์˜ ์œ„์น˜ ์ •๋ณด๋ฅผ ๋ฐ˜ํ™˜ํ•œ๋‹ค. ์ด๋Š” ๊ธฐ๋ณธ ๋ฐ์ดํ„ฐ ์กฐํšŒ์— ํ•ด๋‹นํ•˜๋ฉฐ, ์กฐ์ธ์ด๋‚˜ ์ง‘๊ณ„ ์—†์ด ๋‹จ์ผ ํ…Œ์ด๋ธ”์—์„œ ์ •๋ณด๋ฅผ ์กฐํšŒํ•˜๋Š” ๊ฐ„๋‹จํ•œ ์ฟผ๋ฆฌ์ด๋‹ค.
true
1
๊ตํ†ต ๋ฐ ์ด๋™ ์•ˆ์ „
๊ธฐ๋ณธ ๋ฐ์ดํ„ฐ ์กฐํšŒ
0
์‚ฐ์—…์•ˆ์ „ ๋„๋ฉ”์ธ์—์„œ ๊ฐ€์žฅ ๋‹จ์ˆœํ•œ ๋ถ„์„ ๋ฐ ๋ฆฌํฌํŠธ ์œ ํ˜•์˜ ์งˆ๋ฌธ์„ ์ƒ์„ฑํ•œ๋‹ค. ์˜ˆ๋ฅผ ๋“ค์–ด, ์˜ค๋Š˜ ๋ฐœ์ƒํ•œ ์ „์ฒด ์ด๋ฒคํŠธ ์ˆ˜๋ฅผ ๋ฌป๋Š” ์งˆ๋ฌธ์ด ์ ํ•ฉํ•˜๋‹ค. event_info ํ…Œ์ด๋ธ”์—์„œ ์˜ค๋Š˜ ๋‚ ์งœ์— ํ•ด๋‹นํ•˜๋Š” ์ด๋ฒคํŠธ๋ฅผ ์ง‘๊ณ„ํ•œ๋‹ค.
์˜ค๋Š˜ ๋ฐœ์ƒํ•œ ์ „์ฒด ์ด๋ฒคํŠธ ์ˆ˜๋ฅผ ์•Œ๋ ค์ค˜.
SELECT COUNT(*) FROM event_info WHERE start_frame_at::date = '2025-06-26';
์‚ฐ์—…์•ˆ์ „ ๋„๋ฉ”์ธ์—์„œ ์˜ค๋Š˜(2025-06-26)์— ๋ฐœ์ƒํ•œ ๋ชจ๋“  ์ด๋ฒคํŠธ์˜ ๊ฐœ์ˆ˜๋ฅผ ์ง‘๊ณ„ํ•˜๋Š” ๋‹จ์ˆœํ•œ ๋ถ„์„ ๋ฆฌํฌํŠธ ์ฟผ๋ฆฌ์ด๋‹ค. event_info ํ…Œ์ด๋ธ”์˜ start_frame_at ์ปฌ๋Ÿผ์„ ๋‚ ์งœ๋กœ ๋ณ€ํ™˜ํ•˜์—ฌ ์˜ค๋Š˜ ๋‚ ์งœ์™€ ์ผ์น˜ํ•˜๋Š” ํ–‰๋งŒ ์ง‘๊ณ„ํ•œ๋‹ค. ์ง‘๊ณ„ ํ•จ์ˆ˜ COUNT(*)๋งŒ ์‚ฌ์šฉํ•˜๋ฏ€๋กœ ๋‚œ์ด๋„ 1์— ์ ํ•ฉํ•˜๋‹ค.
true
1
์‚ฐ์—…์•ˆ์ „
๋ถ„์„ ๋ฐ ๋ฆฌํฌํŠธ ์ƒ์„ฑ
0
๋ฒ”์ฃ„ ์˜ˆ๋ฐฉ ๋ฐ ๋Œ€์‘์„ ์œ„ํ•ด ์ตœ๊ทผ 7์ผ๊ฐ„ ๊ฐ ์นด๋ฉ”๋ผ๋ณ„๋กœ ์œ„ํ—˜ ์ˆ˜์ค€์ด '๋†’์Œ'์ธ ์ด๋ฒคํŠธ๊ฐ€ ๋ช‡ ๊ฑด์”ฉ ๋ฐœ์ƒํ–ˆ๋Š”์ง€ ๋ถ„์„ํ•˜๋Š” ์ฟผ๋ฆฌ๋ฅผ ์ž‘์„ฑํ•œ๋‹ค. event_info, event_codes, event_risks, camera_info ํ…Œ์ด๋ธ”์„ JOINํ•˜์—ฌ ์นด๋ฉ”๋ผ ์ด๋ฆ„๊ณผ ์œ„ํ—˜ ์ˆ˜์ค€, ์ด๋ฒคํŠธ ๋ฐœ์ƒ ๊ฑด์ˆ˜๋ฅผ ์ง‘๊ณ„ํ•œ๋‹ค.
์ตœ๊ทผ ์ผ์ฃผ์ผ ๋™์•ˆ ์œ„ํ—˜ ์ˆ˜์ค€์ด '๋†’์Œ'์ธ ์ด๋ฒคํŠธ๊ฐ€ ์นด๋ฉ”๋ผ๋ณ„๋กœ ๋ช‡ ๊ฑด์”ฉ ๋ฐœ์ƒํ–ˆ๋Š”์ง€ ์•Œ๋ ค์ค˜.
SELECT ci.camera_name, COUNT(ei.event_id) AS high_risk_event_count FROM event_info ei JOIN event_codes ec ON ei.code_id = ec.code_id JOIN event_risks er ON ec.risk_id = er.risk_id JOIN camera_info ci ON ei.camera_id = ci.camera_id WHERE er.risk_level = '๋†’์Œ' AND ei.start_frame_at BETWEEN '2025-06-19 00:00:00' AND '202...
event_info์—์„œ ์ด๋ฒคํŠธ ๋ฐœ์ƒ ์ •๋ณด๋ฅผ ๊ฐ€์ ธ์˜ค๊ณ , event_codes์™€ event_risks๋ฅผ JOINํ•˜์—ฌ ์œ„ํ—˜ ์ˆ˜์ค€์ด '๋†’์Œ'์ธ ์ด๋ฒคํŠธ๋งŒ ํ•„ํ„ฐ๋งํ•œ๋‹ค. camera_info๋ฅผ JOINํ•˜์—ฌ ์นด๋ฉ”๋ผ ์ด๋ฆ„์„ ๊ฐ€์ ธ์˜ค๊ณ , ์ตœ๊ทผ 7์ผ(2025-06-19~2025-06-26) ๋™์•ˆ์˜ ์ด๋ฒคํŠธ๋งŒ ์ง‘๊ณ„ํ•œ๋‹ค. ์นด๋ฉ”๋ผ๋ณ„๋กœ ๊ทธ๋ฃนํ™”ํ•˜์—ฌ ๊ฐ ์นด๋ฉ”๋ผ์—์„œ ๋ฐœ์ƒํ•œ '๋†’์Œ' ์œ„ํ—˜ ์ด๋ฒคํŠธ ๊ฑด์ˆ˜๋ฅผ COUNT๋กœ ์ง‘๊ณ„ํ•œ๋‹ค. ๋ถ„์„ ๋ฐ ๋ฆฌํฌํŠธ ์ƒ์„ฑ ๋ชฉ์ ์— ๋ถ€ํ•ฉํ•˜๋ฉฐ, JOIN๊ณผ ์ง‘๊ณ„, ๋‚ ์งœ ํ•„ํ„ฐ๋ง์„ ์ ์ ˆํžˆ ์‚ฌ์šฉํ•˜์˜€๋‹ค.
true
4
๋ฒ”์ฃ„ ์˜ˆ๋ฐฉ ๋ฐ ๋Œ€์‘
๋ถ„์„ ๋ฐ ๋ฆฌํฌํŠธ ์ƒ์„ฑ
0
2025๋…„ 6์›” 26์ผ ํ•˜๋ฃจ ๋™์•ˆ ๋ชจ๋“  ์นด๋ฉ”๋ผ์—์„œ ๋ฐœ์ƒํ•œ ๋ฒ”์ฃ„ ๊ด€๋ จ ์ด๋ฒคํŠธ(์˜ˆ: ๋„๋‚œ, ์นจ์ž… ๋“ฑ)์˜ ์นด๋ฉ”๋ผ๋ณ„ ๋ฐœ์ƒ ๊ฑด์ˆ˜๋ฅผ ์ง‘๊ณ„ํ•œ๋‹ค. event_info์™€ camera_info, event_codes๋ฅผ ์กฐ์ธํ•˜์—ฌ ์นด๋ฉ”๋ผ ์ด๋ฆ„๊ณผ ์ด๋ฒคํŠธ๋ช…์„ ํ•จ๊ป˜ ๋ณด์—ฌ์ฃผ๊ณ , ์ง‘๊ณ„ ๊ฒฐ๊ณผ๋ฅผ ์นด๋ฉ”๋ผ๋ณ„๋กœ ๊ทธ๋ฃนํ™”ํ•œ๋‹ค.
2025๋…„ 6์›” 26์ผ์— ๊ฐ ์นด๋ฉ”๋ผ๋ณ„๋กœ ๋„๋‚œ์ด๋‚˜ ์นจ์ž… ์ด๋ฒคํŠธ๊ฐ€ ๋ช‡ ๋ฒˆ ๋ฐœ์ƒํ–ˆ๋Š”์ง€ ์•Œ๋ ค์ค˜.
SELECT ci.camera_name, ec.code_name, COUNT(*) AS event_count FROM event_info ei JOIN camera_info ci ON ei.camera_id = ci.camera_id JOIN event_codes ec ON ei.code_id = ec.code_id WHERE (ec.code_name IN ('๋„๋‚œ', '์นจ์ž…')) AND ((ei.start_frame_at BETWEEN '2025-06-26 00:00:00' AND '2025-06-26 23:59:59') OR (ei.end_fram...
event_info์—์„œ ์ด๋ฒคํŠธ ๋ฐœ์ƒ ์ •๋ณด๋ฅผ ๊ฐ€์ ธ์˜ค๊ณ , camera_info์™€ event_codes๋ฅผ ์กฐ์ธํ•˜์—ฌ ์นด๋ฉ”๋ผ ์ด๋ฆ„๊ณผ ์ด๋ฒคํŠธ๋ช…์„ ์–ป๋Š”๋‹ค. ๋‚ ์งœ ์กฐ๊ฑด์„ ํ†ตํ•ด 2025๋…„ 6์›” 26์ผ์— ๋ฐœ์ƒํ•œ ์ด๋ฒคํŠธ๋งŒ ํ•„ํ„ฐ๋งํ•˜๊ณ , code_name์ด '๋„๋‚œ' ๋˜๋Š” '์นจ์ž…'์ธ ๊ฒฝ์šฐ๋งŒ ์ง‘๊ณ„ํ•œ๋‹ค. ์นด๋ฉ”๋ผ ์ด๋ฆ„๊ณผ ์ด๋ฒคํŠธ๋ช…๋ณ„๋กœ ๊ทธ๋ฃนํ™”ํ•˜์—ฌ ์นด๋ฉ”๋ผ๋ณ„, ์ด๋ฒคํŠธ๋ณ„ ๋ฐœ์ƒ ๊ฑด์ˆ˜๋ฅผ ์ง‘๊ณ„ํ•œ๋‹ค. ์ด๋Š” ๋ฒ”์ฃ„ ์˜ˆ๋ฐฉ ๋ฐ ๋Œ€์‘ ๋„๋ฉ”์ธ์—์„œ ํ†ต๊ณ„ ์ •๋ณด ์กฐํšŒ์— ํ•ด๋‹นํ•œ๋‹ค.
true
3
๋ฒ”์ฃ„ ์˜ˆ๋ฐฉ ๋ฐ ๋Œ€์‘
ํ†ต๊ณ„ ์ •๋ณด ์กฐํšŒ
0
ํ•™๊ต, ๋ณ‘์›, ๊ณต๊ณต์žฅ์†Œ ์•ˆ์ „ ๋„๋ฉ”์ธ์—์„œ ๊ฐ€์žฅ ๋‹จ์ˆœํ•œ ๋ถ„์„ ๋ฐ ๋ฆฌํฌํŠธ ์œ ํ˜•์˜ ์งˆ๋ฌธ์„ ๋งŒ๋“ ๋‹ค. ์˜ˆ๋ฅผ ๋“ค์–ด, ์˜ค๋Š˜(2025-06-26) ๋ฐœ์ƒํ•œ ๋ชจ๋“  ์ด๋ฒคํŠธ์˜ ๊ฐœ์ˆ˜๋ฅผ ๋ฌป๋Š” ์งˆ๋ฌธ์„ ์ƒ์„ฑํ•œ๋‹ค. DDL์—์„œ event_info ํ…Œ์ด๋ธ”์˜ start_frame_at ์ปฌ๋Ÿผ์„ ์‚ฌ์šฉํ•˜์—ฌ ์˜ค๋Š˜ ๋‚ ์งœ์— ํ•ด๋‹นํ•˜๋Š” ์ด๋ฒคํŠธ๋ฅผ ์ง‘๊ณ„ํ•œ๋‹ค.
์˜ค๋Š˜ ๋ฐœ์ƒํ•œ ๋ชจ๋“  ์ด๋ฒคํŠธ๋Š” ๋ช‡ ๊ฑด์ด์•ผ?
SELECT COUNT(*) FROM event_info WHERE start_frame_at::date = '2025-06-26';
ํ•™๊ต, ๋ณ‘์›, ๊ณต๊ณต์žฅ์†Œ ์•ˆ์ „ ๋„๋ฉ”์ธ์—์„œ ์˜ค๋Š˜(2025-06-26) ๋ฐœ์ƒํ•œ ์ด๋ฒคํŠธ์˜ ์ด ๊ฐœ์ˆ˜๋ฅผ ๋ฌป๋Š” ๋‹จ์ˆœํ•œ ๋ถ„์„ ์งˆ๋ฌธ์ด๋‹ค. event_info ํ…Œ์ด๋ธ”์—์„œ start_frame_at ์ปฌ๋Ÿผ์˜ ๋‚ ์งœ๊ฐ€ ์˜ค๋Š˜๊ณผ ๊ฐ™์€ ํ–‰์„ COUNT๋กœ ์ง‘๊ณ„ํ•œ๋‹ค. ์ง‘๊ณ„ ํ•จ์ˆ˜ ์‚ฌ์šฉ์ด์ง€๋งŒ GROUP BY๊ฐ€ ํ•„์š” ์—†๋Š” ์ „์ฒด ๊ฑด์ˆ˜ ์ง‘๊ณ„์ด๋ฏ€๋กœ ๊ทœ์น™์— ๋ถ€ํ•ฉํ•œ๋‹ค.
true
1
ํ•™๊ต ๋ณ‘์› ๊ณต๊ณต์žฅ์†Œ ์•ˆ์ „
๋ถ„์„ ๋ฐ ๋ฆฌํฌํŠธ ์ƒ์„ฑ
0
์‚ฐ์—…์•ˆ์ „ ๋„๋ฉ”์ธ์—์„œ, ํŠน์ • ์นด๋ฉ”๋ผ์—์„œ ์ตœ๊ทผ 7์ผ๊ฐ„ ๋ฐœ์ƒํ•œ ๋ชจ๋“  ์ด๋ฒคํŠธ์˜ ์ƒ์„ธ ์ •๋ณด๋ฅผ ์กฐํšŒํ•˜๋Š” ์ฟผ๋ฆฌ๋ฅผ ์ž‘์„ฑํ•œ๋‹ค. event_info์™€ camera_info, event_codes๋ฅผ ์กฐ์ธํ•˜์—ฌ ์นด๋ฉ”๋ผ ์ด๋ฆ„, ์ด๋ฒคํŠธ๋ช…, ๋ฐœ์ƒ ์‹œ๊ฐ„ ๋“ฑ ์ƒ์„ธ ์ •๋ณด๋ฅผ ๋ณด์—ฌ์ค€๋‹ค.
์ตœ๊ทผ ์ผ์ฃผ์ผ ๋™์•ˆ CAMERA02 ์นด๋ฉ”๋ผ์—์„œ ๋ฐœ์ƒํ•œ ๋ชจ๋“  ์ด๋ฒคํŠธ์˜ ์ƒ์„ธ ๋‚ด์šฉ์„ ์•Œ๋ ค์ค˜.
SELECT ei.event_id, ci.camera_name, ec.code_name, ei.start_frame_at, ei.end_frame_at, ei.bounding_box FROM event_info ei JOIN camera_info ci ON ei.camera_id = ci.camera_id JOIN event_codes ec ON ei.code_id = ec.code_id WHERE ci.camera_name = 'CAMERA02' AND ei.start_frame_at >= '2025-06-19 15:41:26';
์นด๋ฉ”๋ผ ์ด๋ฆ„์œผ๋กœ camera_info์—์„œ camera_id๋ฅผ ์ฐพ๊ณ , event_info์—์„œ ์ตœ๊ทผ 7์ผ(ํ˜„์žฌ ๋‚ ์งœ ๊ธฐ์ค€) ๋™์•ˆ ๋ฐœ์ƒํ•œ ์ด๋ฒคํŠธ๋ฅผ ์กฐํšŒํ•œ๋‹ค. event_codes๋ฅผ ์กฐ์ธํ•˜์—ฌ ์ด๋ฒคํŠธ๋ช…์„ ํ•จ๊ป˜ ๋ณด์—ฌ์ค€๋‹ค. SELECT ์ ˆ์— ์ƒ์„ธ ์ •๋ณด(์ด๋ฒคํŠธID, ์นด๋ฉ”๋ผ๋ช…, ์ด๋ฒคํŠธ๋ช…, ์‹œ์ž‘/์ข…๋ฃŒ ์‹œ๊ฐ„, bounding_box)๋ฅผ ํฌํ•จํ–ˆ๋‹ค. ์กฐ์ธ ๊ฐœ์ˆ˜์™€ ์ง‘๊ณ„ ๊ทœ์น™์„ ๋ชจ๋‘ ์ค€์ˆ˜ํ–ˆ๋‹ค.
true
3
์‚ฐ์—…์•ˆ์ „
๊ธฐ๋ณธ ๋ฐ์ดํ„ฐ ์กฐํšŒ
0
ํ•™๊ต, ๋ณ‘์›, ๊ณต๊ณต์žฅ์†Œ ์•ˆ์ „ ๋„๋ฉ”์ธ์—์„œ ํŠน์ • ๋‚ ์งœ์— ์—ฌ๋Ÿฌ ์นด๋ฉ”๋ผ์—์„œ ๋ฐœ์ƒํ•œ ํŠน์ • ์œ„ํ—˜ ์ˆ˜์ค€์˜ ์ด๋ฒคํŠธ ์ˆ˜๋ฅผ ์ง‘๊ณ„ํ•˜๋Š” ์ฟผ๋ฆฌ๋ฅผ ์ž‘์„ฑํ•œ๋‹ค. ์˜ˆ์‹œ๋กœ 2025๋…„ 6์›” 26์ผ์— ์œ„ํ—˜ ์ˆ˜์ค€์ด '๋†’์Œ'์ธ ์ด๋ฒคํŠธ๊ฐ€ ์นด๋ฉ”๋ผ๋ณ„๋กœ ๋ช‡ ๊ฑด์”ฉ ๋ฐœ์ƒํ–ˆ๋Š”์ง€ ๋ฌป๋Š” ์งˆ๋ฌธ์„ ๋งŒ๋“ ๋‹ค. event_info, event_codes, event_risks, camera_info ํ…Œ์ด๋ธ”์„ JOINํ•˜์—ฌ ์นด๋ฉ”๋ผ๋ณ„๋กœ ์ง‘๊ณ„ํ•œ๋‹ค.
2025๋…„ 6์›” 26์ผ์— ์œ„ํ—˜ ์ˆ˜์ค€์ด '๋†’์Œ'์ธ ์ด๋ฒคํŠธ๊ฐ€ ์นด๋ฉ”๋ผ๋ณ„๋กœ ๊ฐ๊ฐ ๋ช‡ ๊ฑด์”ฉ ๋ฐœ์ƒํ–ˆ๋Š”์ง€ ์•Œ๋ ค์ค˜.
SELECT ci.camera_name, COUNT(*) AS high_risk_event_count FROM event_info ei JOIN event_codes ec ON ei.code_id = ec.code_id JOIN event_risks er ON ec.risk_id = er.risk_id JOIN camera_info ci ON ei.camera_id = ci.camera_id WHERE er.risk_level = '๋†’์Œ' AND ((ei.start_frame_at BETWEEN '2025-06-26 00:00:00' AND '2025-06-26 23...
event_info์—์„œ ์ด๋ฒคํŠธ ๋ฐœ์ƒ ์ •๋ณด๋ฅผ ๊ฐ€์ ธ์˜ค๊ณ , event_codes์™€ event_risks๋ฅผ JOINํ•˜์—ฌ ์œ„ํ—˜ ์ˆ˜์ค€์ด '๋†’์Œ'์ธ ์ด๋ฒคํŠธ๋งŒ ํ•„ํ„ฐ๋งํ•œ๋‹ค. camera_info๋ฅผ JOINํ•˜์—ฌ ์นด๋ฉ”๋ผ ์ด๋ฆ„๋ณ„๋กœ GROUP BY๋ฅผ ์‚ฌ์šฉํ•ด ์นด๋ฉ”๋ผ๋ณ„ ์ด๋ฒคํŠธ ์ˆ˜๋ฅผ ์ง‘๊ณ„ํ•œ๋‹ค. ๋‚ ์งœ ์กฐ๊ฑด์€ 2025๋…„ 6์›” 26์ผ๋กœ ์ง€์ •ํ–ˆ๋‹ค. ์ง‘๊ณ„ ํ•จ์ˆ˜ COUNT์™€ GROUP BY๋ฅผ ํ•จ๊ป˜ ์‚ฌ์šฉํ•˜์—ฌ ํ†ต๊ณ„ ์ •๋ณด๋ฅผ ์ œ๊ณตํ•œ๋‹ค.
true
3
ํ•™๊ต ๋ณ‘์› ๊ณต๊ณต์žฅ์†Œ ์•ˆ์ „
ํ†ต๊ณ„ ์ •๋ณด ์กฐํšŒ
0
ํ•™๊ต, ๋ณ‘์›, ๊ณต๊ณต์žฅ์†Œ ์•ˆ์ „ ๋„๋ฉ”์ธ์—์„œ ํŠน์ • ์นด๋ฉ”๋ผ์˜ ์ตœ๊ทผ 7์ผ๊ฐ„ ๋ฐœ์ƒํ•œ ๋ชจ๋“  ์ด๋ฒคํŠธ์˜ ์ƒ์„ธ ์ •๋ณด๋ฅผ ์กฐํšŒํ•˜๋Š” ์ฟผ๋ฆฌ๋ฅผ ์ž‘์„ฑํ•œ๋‹ค. event_info์™€ camera_info, event_codes๋ฅผ ์กฐ์ธํ•˜์—ฌ ์นด๋ฉ”๋ผ ์ด๋ฆ„, ์ด๋ฒคํŠธ๋ช…, ์ด๋ฒคํŠธ ๋ฐœ์ƒ ์‹œ๊ฐ„ ๋“ฑ ์ƒ์„ธ ์ •๋ณด๋ฅผ ๋ณด์—ฌ์ค€๋‹ค.
์ตœ๊ทผ ์ผ์ฃผ์ผ ๋™์•ˆ '์„œ์šธ๋ณ‘์› ์ •๋ฌธ' ์นด๋ฉ”๋ผ์—์„œ ๋ฐœ์ƒํ•œ ๋ชจ๋“  ์ด๋ฒคํŠธ์˜ ์ƒ์„ธ ๋‚ด์šฉ์„ ์•Œ๋ ค์ค˜.
SELECT ei.event_id, ci.camera_name, ec.code_name, ei.start_frame_at, ei.end_frame_at, ei.bounding_box FROM event_info ei JOIN camera_info ci ON ei.camera_id = ci.camera_id JOIN event_codes ec ON ei.code_id = ec.code_id WHERE ci.camera_name = '์„œ์šธ๋ณ‘์› ์ •๋ฌธ' AND ei.start_frame_at >= '2025-06-19 00:00:00' AND ei.start_frame_at...
DDL์— ๋”ฐ๋ผ event_info, camera_info, event_codes๋ฅผ JOINํ•˜์—ฌ ์นด๋ฉ”๋ผ ์ด๋ฆ„, ์ด๋ฒคํŠธ๋ช…, ๋ฐœ์ƒ ์‹œ๊ฐ„ ๋“ฑ ์ƒ์„ธ ์ •๋ณด๋ฅผ ์กฐํšŒํ•œ๋‹ค. ์ตœ๊ทผ 7์ผ(2025-06-19~2025-06-26) ๋™์•ˆ์˜ ๋ฐ์ดํ„ฐ๋ฅผ ์กฐํšŒํ•˜๊ธฐ ์œ„ํ•ด start_frame_at ์ปฌ๋Ÿผ์— ๋‚ ์งœ ์กฐ๊ฑด์„ ์‚ฌ์šฉํ–ˆ๋‹ค. ์นด๋ฉ”๋ผ ์ด๋ฆ„์œผ๋กœ camera_info์—์„œ camera_id๋ฅผ ์ฐพ๊ณ , event_info์™€ ์กฐ์ธํ•˜์—ฌ ํ•ด๋‹น ์นด๋ฉ”๋ผ์˜ ์ด๋ฒคํŠธ๋งŒ ์กฐํšŒํ•œ๋‹ค. event_codes๋ฅผ ์กฐ์ธํ•ด ์ด๋ฒคํŠธ๋ช…์„ ๊ฐ€์ ธ์˜จ๋‹ค. ๋ณต์žก๋„๋Š” JOIN 2ํšŒ, ๋‚ ์งœ ์กฐ๊ฑด, ์ƒ์„ธ ์ •๋ณด ์กฐํšŒ๋กœ 3๋‹จ๊ณ„์— ํ•ด๋‹นํ•œ๋‹ค.
true
3
ํ•™๊ต ๋ณ‘์› ๊ณต๊ณต์žฅ์†Œ ์•ˆ์ „
๊ธฐ๋ณธ ๋ฐ์ดํ„ฐ ์กฐํšŒ
0
Difficulty 1, ํ†ต๊ณ„ ์ •๋ณด ์กฐํšŒ์ด๋ฏ€๋กœ ๋‹จ์ผ ์นด๋ฉ”๋ผ ๋˜๋Š” ์ด๋ฒคํŠธ์— ๋Œ€ํ•œ ๋‹จ์ˆœ ์ง‘๊ณ„(์˜ˆ: ์ „์ฒด ์ด๋ฒคํŠธ ์ˆ˜)๋ฅผ ๋ฌป๋Š” ์งˆ๋ฌธ์„ ๋งŒ๋“ ๋‹ค. DDL์—์„œ event_info ํ…Œ์ด๋ธ”์˜ ์ด๋ฒคํŠธ ์ˆ˜๋ฅผ ์นด๋ฉ”๋ผ๋ช… ๊ธฐ์ค€์œผ๋กœ ์กฐํšŒํ•˜๋Š” ์ฟผ๋ฆฌ๋ฅผ ์ž‘์„ฑํ•œ๋‹ค.
CAMERA01 ์นด๋ฉ”๋ผ์—์„œ ๋ฐœ์ƒํ•œ ์ด๋ฒคํŠธ ๊ฐœ์ˆ˜ ์•Œ๋ ค์ค˜.
SELECT COUNT(*) FROM event_info WHERE camera_id = (SELECT camera_id FROM camera_info WHERE camera_name = 'CAMERA01');
event_info ํ…Œ์ด๋ธ”์—์„œ camera_id๊ฐ€ camera_info์—์„œ camera_name์ด 'CAMERA01'์ธ ์นด๋ฉ”๋ผ์˜ id์™€ ์ผ์น˜ํ•˜๋Š” ํ–‰์˜ ๊ฐœ์ˆ˜๋ฅผ ์„ธ๋Š” ๋‹จ์ˆœ ์ง‘๊ณ„ ์ฟผ๋ฆฌ์ด๋‹ค. ์ง‘๊ณ„ ํ•จ์ˆ˜ COUNT์™€ ์„œ๋ธŒ์ฟผ๋ฆฌ๋งŒ ์‚ฌ์šฉํ•˜์—ฌ ๋‚œ์ด๋„ 1์— ์ ํ•ฉํ•˜๋‹ค.
true
1
์‹œ์„ค ๋ฐ ๊ฑด๋ฌผ ์•ˆ์ „
ํ†ต๊ณ„ ์ •๋ณด ์กฐํšŒ
0
ํ™”์žฌ ์•ˆ์ „ ๋„๋ฉ”์ธ์—์„œ ๊ฐ€์žฅ ์‰ฌ์šด ๋‚œ์ด๋„์˜ ํ†ต๊ณ„ ์ •๋ณด ์กฐํšŒ๋ฅผ ์œ„ํ•ด, ํŠน์ • ๋‚ ์งœ๋‚˜ ์นด๋ฉ”๋ผ ์กฐ๊ฑด ์—†์ด ์ „์ฒด ํ™”์žฌ ์ด๋ฒคํŠธ์˜ ๋ฐœ์ƒ ๊ฑด์ˆ˜๋ฅผ ๋ฌป๋Š” ์งˆ๋ฌธ์„ ๋งŒ๋“ ๋‹ค. event_info์™€ event_codes ํ…Œ์ด๋ธ”์„ ํ™œ์šฉํ•˜์—ฌ code_name์ด 'ํ™”์žฌ'์ธ ์ด๋ฒคํŠธ์˜ ๊ฐœ์ˆ˜๋ฅผ ์ง‘๊ณ„ํ•œ๋‹ค.
์ „์ฒด ํ™”์žฌ ์ด๋ฒคํŠธ๊ฐ€ ์ง€๊ธˆ๊นŒ์ง€ ๋ช‡ ๋ฒˆ ๋ฐœ์ƒํ–ˆ๋Š”์ง€ ์•Œ๋ ค์ค˜.
SELECT COUNT(*) FROM event_info WHERE code_id = (SELECT code_id FROM event_codes WHERE code_name = 'ํ™”์žฌ');
ํ™”์žฌ ์ด๋ฒคํŠธ์˜ ์ „์ฒด ๋ฐœ์ƒ ํšŸ์ˆ˜๋ฅผ ๋ฌป๋Š” ์งˆ๋ฌธ์ด๋ฏ€๋กœ, event_info์—์„œ code_id๊ฐ€ event_codes์˜ code_name์ด 'ํ™”์žฌ'์ธ ๊ฒฝ์šฐ๋งŒ ์ง‘๊ณ„ํ•˜๋ฉด ๋œ๋‹ค. ์กฐ์ธ ์—†์ด ์„œ๋ธŒ์ฟผ๋ฆฌ๋กœ code_id๋ฅผ ์ฐพ๊ณ , COUNT(*)๋กœ ์ „์ฒด ๊ฑด์ˆ˜๋ฅผ ๊ตฌํ•œ๋‹ค. ๋‚œ์ด๋„ 1์— ์ ํ•ฉํ•œ ๋‹จ์ˆœ ํ†ต๊ณ„ ์กฐํšŒ ์ฟผ๋ฆฌ์ด๋‹ค.
true
1
ํ™”์žฌ ์•ˆ์ „
ํ†ต๊ณ„ ์ •๋ณด ์กฐํšŒ
0
์‚ฐ์—…์•ˆ์ „ ๋„๋ฉ”์ธ์—์„œ ์ตœ๊ทผ 1์ฃผ์ผ ๋™์•ˆ ๊ฐ ์นด๋ฉ”๋ผ๋ณ„๋กœ ๋ฐœ์ƒํ•œ ์ด๋ฒคํŠธ ์ค‘ ์œ„ํ—˜ ๋“ฑ๊ธ‰(risk_level)์ด '๋†’์Œ'์ธ ์ด๋ฒคํŠธ์˜ ๊ฐœ์ˆ˜๋ฅผ ์ง‘๊ณ„ํ•˜๊ณ , ์นด๋ฉ”๋ผ ์ด๋ฆ„, ์œ„์น˜, ์ด๋ฒคํŠธ ๊ฐœ์ˆ˜, ์œ„ํ—˜ ๋“ฑ๊ธ‰์„ ํ•จ๊ป˜ ๋ฆฌํฌํŠธํ•˜๋Š” ์ฟผ๋ฆฌ๋ฅผ ์ž‘์„ฑํ•œ๋‹ค. ์ด๋ฅผ ์œ„ํ•ด event_info, event_codes, event_risks, camera_info ํ…Œ์ด๋ธ”์„ JOINํ•˜์—ฌ ํ•„์š”ํ•œ ์ •๋ณด๋ฅผ ๋ชจ๋‘ ์ถ”์ถœํ•œ๋‹ค.
์ตœ๊ทผ 1์ฃผ์ผ ๋™์•ˆ ๊ฐ ์นด๋ฉ”๋ผ๋ณ„๋กœ ์œ„ํ—˜ ๋“ฑ๊ธ‰์ด '๋†’์Œ'์ธ ์ด๋ฒคํŠธ๊ฐ€ ๋ช‡ ๋ฒˆ ๋ฐœ์ƒํ–ˆ๋Š”์ง€ ์นด๋ฉ”๋ผ ์ด๋ฆ„, ์œ„์น˜์™€ ํ•จ๊ป˜ ์•Œ๋ ค์ค˜.
SELECT ci.camera_name, ci.location_name, COUNT(ei.event_id) AS high_risk_event_count, er.risk_level FROM event_info ei JOIN event_codes ec ON ei.code_id = ec.code_id JOIN event_risks er ON ec.risk_id = er.risk_id JOIN camera_info ci ON ei.camera_id = ci.camera_id WHERE ei.start_frame_at >= '2025-06-19 15:41:26' AND er....
event_info์—์„œ ์ตœ๊ทผ 1์ฃผ์ผ(ํ˜„์žฌ ๋‚ ์งœ ๊ธฐ์ค€) ๋™์•ˆ ๋ฐœ์ƒํ•œ ์ด๋ฒคํŠธ๋ฅผ ํ•„ํ„ฐ๋งํ•˜๊ณ , event_codes์™€ event_risks๋ฅผ JOINํ•˜์—ฌ ์œ„ํ—˜ ๋“ฑ๊ธ‰์ด '๋†’์Œ'์ธ ์ด๋ฒคํŠธ๋งŒ ์ถ”์ถœํ•œ๋‹ค. camera_info๋ฅผ JOINํ•˜์—ฌ ์นด๋ฉ”๋ผ ์ด๋ฆ„๊ณผ ์œ„์น˜ ์ •๋ณด๋ฅผ ๊ฐ€์ ธ์˜ค๊ณ , GROUP BY๋กœ ์นด๋ฉ”๋ผ๋ณ„๋กœ ์ง‘๊ณ„ํ•œ๋‹ค. ์ง‘๊ณ„ ํ•จ์ˆ˜ COUNT์™€ GROUP BY๋ฅผ ํ•จ๊ป˜ ์‚ฌ์šฉํ•˜์—ฌ ๋ฆฌํฌํŠธ ํ˜•์‹์— ๋งž๊ฒŒ ๋ฐ์ดํ„ฐ๋ฅผ ์ถœ๋ ฅํ•œ๋‹ค.
true
4
์‚ฐ์—…์•ˆ์ „
๋ถ„์„ ๋ฐ ๋ฆฌํฌํŠธ ์ƒ์„ฑ
0
๋ฒ”์ฃ„ ์˜ˆ๋ฐฉ ๋ฐ ๋Œ€์‘ ๋„๋ฉ”์ธ์—์„œ ๊ฐ€์žฅ ๋‹จ์ˆœํ•œ ๋ถ„์„ ๋ฐ ๋ฆฌํฌํŠธ ์ƒ์„ฑ ์œ ํ˜•์˜ ์งˆ๋ฌธ์„ ๋งŒ๋“ ๋‹ค. ์˜ˆ๋ฅผ ๋“ค์–ด, ์˜ค๋Š˜(2025-06-26) ๋ฐœ์ƒํ•œ ๋ชจ๋“  ์ด๋ฒคํŠธ์˜ ๊ฐœ์ˆ˜๋ฅผ ๋ฌป๋Š” ์งˆ๋ฌธ์„ ์ƒ์„ฑํ•œ๋‹ค. event_info ํ…Œ์ด๋ธ”์—์„œ ์˜ค๋Š˜ ๋‚ ์งœ์— ํ•ด๋‹นํ•˜๋Š” ์ด๋ฒคํŠธ๋ฅผ ์ง‘๊ณ„ํ•œ๋‹ค.
์˜ค๋Š˜ ๋ฐœ์ƒํ•œ ๋ชจ๋“  ์ด๋ฒคํŠธ์˜ ๊ฐœ์ˆ˜๋ฅผ ์•Œ๋ ค์ค˜.
SELECT COUNT(*) FROM event_info WHERE start_frame_at::date = '2025-06-26';
๋ฒ”์ฃ„ ์˜ˆ๋ฐฉ ๋ฐ ๋Œ€์‘์—์„œ ์˜ค๋Š˜ ๋ฐœ์ƒํ•œ ์ด๋ฒคํŠธ์˜ ์ „์ฒด ๊ฐœ์ˆ˜๋ฅผ ๋ฌป๋Š” ๋‹จ์ˆœํ•œ ๋ถ„์„ ๋ฆฌํฌํŠธ ์งˆ๋ฌธ์ด๋‹ค. event_info ํ…Œ์ด๋ธ”์—์„œ start_frame_at์˜ ๋‚ ์งœ๊ฐ€ ์˜ค๋Š˜(2025-06-26)์ธ ํ–‰์˜ ๊ฐœ์ˆ˜๋ฅผ ์ง‘๊ณ„ํ•œ๋‹ค. ์ง‘๊ณ„ ํ•จ์ˆ˜ COUNT๋ฅผ ์‚ฌ์šฉํ•˜์˜€์œผ๋‚˜ GROUP BY๊ฐ€ ํ•„์š” ์—†๋Š” ๋‹จ์ผ ์ „์ฒด ์ง‘๊ณ„์ด๋ฏ€๋กœ ๊ทœ์น™์— ๋งž๋‹ค.
true
1
๋ฒ”์ฃ„ ์˜ˆ๋ฐฉ ๋ฐ ๋Œ€์‘
๋ถ„์„ ๋ฐ ๋ฆฌํฌํŠธ ์ƒ์„ฑ
0
ํ•™๊ต, ๋ณ‘์›, ๊ณต๊ณต์žฅ์†Œ ์•ˆ์ „ ๋„๋ฉ”์ธ์—์„œ ํŠน์ • ์œ„ํ—˜ ์ˆ˜์ค€(risk_level)์— ํ•ด๋‹นํ•˜๋Š” ์ด๋ฒคํŠธ๋ฅผ ์ตœ๊ทผ 7์ผ๊ฐ„ ๋ฐœ์ƒํ•œ ์นด๋ฉ”๋ผ๋ณ„๋กœ ์กฐํšŒํ•˜๋Š” ์ฟผ๋ฆฌ๋ฅผ ์ž‘์„ฑํ•œ๋‹ค. event_info, event_codes, event_risks, camera_info ํ…Œ์ด๋ธ”์„ JOINํ•˜์—ฌ ์นด๋ฉ”๋ผ ์ด๋ฆ„, ์ด๋ฒคํŠธ๋ช…, ์œ„ํ—˜ ์ˆ˜์ค€, ์ด๋ฒคํŠธ ๋ฐœ์ƒ ์‹œ๊ฐ„(start_frame_at), ์œ„์น˜ ์ •๋ณด๋ฅผ ํ•จ๊ป˜ ๋ณด์—ฌ์ค€๋‹ค.
์ตœ๊ทผ ์ผ์ฃผ์ผ ๋™์•ˆ ์œ„ํ—˜ ์ˆ˜์ค€์ด '๋†’์Œ'์ธ ์ด๋ฒคํŠธ๊ฐ€ ๋ฐœ์ƒํ•œ ์นด๋ฉ”๋ผ๋ณ„๋กœ ์ด๋ฒคํŠธ๋ช…, ๋ฐœ์ƒ ์‹œ๊ฐ„, ์นด๋ฉ”๋ผ ์ด๋ฆ„, ์œ„์น˜๋ฅผ ์•Œ๋ ค์ค˜.
SELECT ci.camera_name, ci.location_name, ec.code_name, er.risk_level, ei.start_frame_at FROM event_info ei JOIN camera_info ci ON ei.camera_id = ci.camera_id JOIN event_codes ec ON ei.code_id = ec.code_id JOIN event_risks er ON ec.risk_id = er.risk_id WHERE er.risk_level = '๋†’์Œ' AND ei.start_frame_at >= '2025-06-19 00:0...
event_info์—์„œ ์ตœ๊ทผ 7์ผ๊ฐ„(start_frame_at ๊ธฐ์ค€) ๋ฐœ์ƒํ•œ ์ด๋ฒคํŠธ ์ค‘ event_codes์™€ event_risks๋ฅผ JOINํ•˜์—ฌ ์œ„ํ—˜ ์ˆ˜์ค€์ด '๋†’์Œ'์ธ ์ด๋ฒคํŠธ๋งŒ ํ•„ํ„ฐ๋งํ•œ๋‹ค. camera_info๋ฅผ JOINํ•˜์—ฌ ์นด๋ฉ”๋ผ ์ด๋ฆ„๊ณผ ์œ„์น˜ ์ •๋ณด๋ฅผ ํ•จ๊ป˜ ์กฐํšŒํ•œ๋‹ค. ์นด๋ฉ”๋ผ๋ณ„, ๋ฐœ์ƒ ์‹œ๊ฐ„์ˆœ์œผ๋กœ ์ •๋ ฌํ•˜์—ฌ ๊ฒฐ๊ณผ๋ฅผ ๋ณด์—ฌ์ค€๋‹ค. JOIN์€ 3๊ฐœ ํ…Œ์ด๋ธ”๊นŒ์ง€ ํ—ˆ์šฉ๋˜๋ฏ€๋กœ ๊ทœ์น™์— ๋งž๋‹ค.
true
4
ํ•™๊ต ๋ณ‘์› ๊ณต๊ณต์žฅ์†Œ ์•ˆ์ „
๊ธฐ๋ณธ ๋ฐ์ดํ„ฐ ์กฐํšŒ
0
ํ™”์žฌ ์•ˆ์ „ ๋„๋ฉ”์ธ์—์„œ ๊ฐ€์žฅ ๋‹จ์ˆœํ•œ ๋ถ„์„ ๋ฐ ๋ฆฌํฌํŠธ ์œ ํ˜•์˜ ์งˆ๋ฌธ์„ ๋งŒ๋“ ๋‹ค. ์˜ˆ๋ฅผ ๋“ค์–ด, ์˜ค๋Š˜(2025-06-26) ๋ฐœ์ƒํ•œ ํ™”์žฌ ์ด๋ฒคํŠธ์˜ ๊ฐœ์ˆ˜๋ฅผ ๋ฌป๋Š” ์งˆ๋ฌธ์„ ์ƒ์„ฑํ•œ๋‹ค. DDL์—์„œ ํ™”์žฌ ์ด๋ฒคํŠธ๋Š” event_codes ํ…Œ์ด๋ธ”์˜ code_name์ด 'ํ™”์žฌ'์ธ ๊ฒฝ์šฐ๋กœ ํŒ๋‹จํ•œ๋‹ค. event_info์˜ start_frame_at ๋˜๋Š” end_frame_at์ด ์˜ค๋Š˜ ๋‚ ์งœ์— ํ•ด๋‹นํ•˜๋Š” ๋ ˆ์ฝ”๋“œ๋ฅผ ์ง‘๊ณ„ํ•œ๋‹ค.
์˜ค๋Š˜ ๋ฐœ์ƒํ•œ ํ™”์žฌ ์ด๋ฒคํŠธ๋Š” ๋ช‡ ๊ฑด์ด์•ผ?
SELECT COUNT(*) FROM event_info WHERE ((start_frame_at BETWEEN '2025-06-26 00:00:00' AND '2025-06-26 23:59:59') OR (end_frame_at BETWEEN '2025-06-26 00:00:00' AND '2025-06-26 23:59:59')) AND code_id IN (SELECT code_id FROM event_codes WHERE code_name = 'ํ™”์žฌ');
ํ™”์žฌ ์ด๋ฒคํŠธ์˜ ๊ฐœ์ˆ˜๋ฅผ ์ง‘๊ณ„ํ•˜๊ธฐ ์œ„ํ•ด event_info์—์„œ ์˜ค๋Š˜ ๋‚ ์งœ์— ํ•ด๋‹นํ•˜๋Š” ์ด๋ฒคํŠธ๋ฅผ ์กฐํšŒํ•˜๊ณ , code_id๊ฐ€ event_codes์—์„œ code_name์ด 'ํ™”์žฌ'์ธ ๊ฒฝ์šฐ๋งŒ ํ•„ํ„ฐ๋งํ–ˆ๋‹ค. ์ง‘๊ณ„ ํ•จ์ˆ˜ COUNT(*)๋ฅผ ์‚ฌ์šฉํ•˜์—ฌ ์ „์ฒด ๊ฑด์ˆ˜๋ฅผ ๋ฐ˜ํ™˜ํ•œ๋‹ค. DDL ๊ตฌ์กฐ์™€ ์กฐ๊ฑด์— ๋งž๋Š” ์ฟผ๋ฆฌ์ด๋‹ค.
true
1
ํ™”์žฌ ์•ˆ์ „
๋ถ„์„ ๋ฐ ๋ฆฌํฌํŠธ ์ƒ์„ฑ
0
์‚ฐ์—…์•ˆ์ „ ๋„๋ฉ”์ธ์—์„œ ๋ณต์žกํ•œ ๊ธฐ๋ณธ ๋ฐ์ดํ„ฐ ์กฐํšŒ๋ฅผ ์œ„ํ•ด, ์—ฌ๋Ÿฌ ํ…Œ์ด๋ธ”์„ ์กฐ์ธํ•˜๊ณ , ๋‚ ์งœ ์กฐ๊ฑด, ์ด๋ฒคํŠธ ์ฝ”๋“œ, ์œ„ํ—˜ ๋“ฑ๊ธ‰, ์นด๋ฉ”๋ผ ๊ทธ๋ฃน ๋“ฑ ๋‹ค์–‘ํ•œ ์กฐ๊ฑด์„ ๊ฒฐํ•ฉํ•œ ์งˆ๋ฌธ์„ ๋งŒ๋“ ๋‹ค. ์˜ˆ๋ฅผ ๋“ค์–ด, ํŠน์ • ์œ„ํ—˜ ๋“ฑ๊ธ‰ ์ด์ƒ์˜ ์ด๋ฒคํŠธ๊ฐ€ ์ตœ๊ทผ ์ผ์ฃผ์ผ ๋™์•ˆ ์–ด๋–ค ์นด๋ฉ”๋ผ ๊ทธ๋ฃน์—์„œ ๊ฐ€์žฅ ๋งŽ์ด ๋ฐœ์ƒํ–ˆ๋Š”์ง€, ๊ทธ๋ฆฌ๊ณ  ํ•ด๋‹น ์ด๋ฒคํŠธ์˜ ์ƒ์„ธ ์ •๋ณด๋ฅผ ์กฐํšŒํ•˜๋Š” ์ฟผ๋ฆฌ๋ฅผ ์ž‘์„ฑํ•œ๋‹ค.
์ตœ๊ทผ ์ผ์ฃผ์ผ ๋™์•ˆ ์œ„ํ—˜ ๋“ฑ๊ธ‰์ด '๋†’์Œ' ์ด์ƒ์ธ ์ด๋ฒคํŠธ๊ฐ€ ๋ฐœ์ƒํ•œ ์นด๋ฉ”๋ผ ๊ทธ๋ฃน๋ณ„๋กœ ์ด๋ฒคํŠธ๊ฐ€ ๊ฐ€์žฅ ๋งŽ์ด ๋ฐœ์ƒํ•œ ์นด๋ฉ”๋ผ ์ด๋ฆ„๊ณผ ํ•ด๋‹น ์ด๋ฒคํŠธ๋“ค์˜ ์ƒ์„ธ ์ •๋ณด๋ฅผ ์•Œ๋ ค์ค˜.
SELECT ci.camera_name, cg.group_name, ei.event_id, ei.event_uuid, ei.start_frame_at, ei.end_frame_at, ec.code_name, er.risk_level FROM event_info ei JOIN camera_info ci ON ei.camera_id = ci.camera_id JOIN camera_group cg ON ci.group_id = cg.group_id JOIN event_codes ec ON ei.code_id = ec.code_id JOIN event_risks er ON ...
์ด ์ฟผ๋ฆฌ๋Š” ์ตœ๊ทผ ์ผ์ฃผ์ผ ๋™์•ˆ ์œ„ํ—˜ ๋“ฑ๊ธ‰์ด '๋†’์Œ' ๋˜๋Š” '๋งค์šฐ ๋†’์Œ'์ธ ์ด๋ฒคํŠธ๋ฅผ ๋Œ€์ƒ์œผ๋กœ, ์นด๋ฉ”๋ผ ๊ทธ๋ฃน๋ณ„๋กœ ์ด๋ฒคํŠธ๊ฐ€ ๊ฐ€์žฅ ๋งŽ์ด ๋ฐœ์ƒํ•œ ์นด๋ฉ”๋ผ๋ฅผ ์ฐพ๊ณ , ํ•ด๋‹น ์นด๋ฉ”๋ผ์˜ ์ด๋ฒคํŠธ ์ƒ์„ธ ์ •๋ณด๋ฅผ ์กฐํšŒํ•œ๋‹ค. ์ด๋ฅผ ์œ„ํ•ด event_info, camera_info, camera_group, event_codes, event_risks ํ…Œ์ด๋ธ”์„ ์กฐ์ธํ•˜๊ณ , ์„œ๋ธŒ์ฟผ๋ฆฌ๋ฅผ ์‚ฌ์šฉํ•ด ๊ฐ ๊ทธ๋ฃน๋ณ„๋กœ ์ด๋ฒคํŠธ๊ฐ€ ๊ฐ€์žฅ ๋งŽ์€ ์นด๋ฉ”๋ผ๋ฅผ ์„ ์ •ํ•œ๋‹ค. ๋ณต์žกํ•œ ์กฐ์ธ๊ณผ ์ง‘๊ณ„, ์„œ๋ธŒ์ฟผ๋ฆฌ, ๋‚ ์งœ ์กฐ๊ฑด, ๋‹ค์ค‘ ํ…Œ์ด๋ธ” ํ™œ์šฉ ๋“ฑ ๊ณ ๋‚œ๋„ SQL ์ž‘์„ฑ ๊ทœ์น™์„ ๋ชจ๋‘ ๋ฐ˜์˜ํ•˜์˜€๋‹ค.
true
5
์‚ฐ์—…์•ˆ์ „
๊ธฐ๋ณธ ๋ฐ์ดํ„ฐ ์กฐํšŒ
0
ํŠน์ • ์นด๋ฉ”๋ผ ๊ทธ๋ฃน์— ์†ํ•œ ๋ชจ๋“  ์นด๋ฉ”๋ผ์—์„œ ์˜ค๋Š˜ ๋ฐœ์ƒํ•œ ์ด๋ฒคํŠธ์˜ ๊ฐœ์ˆ˜๋ฅผ ์ง‘๊ณ„ํ•˜์—ฌ, ์นด๋ฉ”๋ผ๋ณ„๋กœ ๋ฆฌํฌํŠธํ•˜๋Š” ์ฟผ๋ฆฌ๋ฅผ ์ž‘์„ฑํ•œ๋‹ค. DDL์—์„œ camera_group, camera_info, event_info ํ…Œ์ด๋ธ”์„ JOINํ•˜์—ฌ ์นด๋ฉ”๋ผ ๊ทธ๋ฃน๋ณ„ ์ด๋ฒคํŠธ ๊ฐœ์ˆ˜๋ฅผ ๊ตฌํ•œ๋‹ค.
์˜ค๋Š˜ '๋กœ๋น„' ๊ทธ๋ฃน์— ์†ํ•œ ์นด๋ฉ”๋ผ๋ณ„๋กœ ๋ฐœ์ƒํ•œ ์ด๋ฒคํŠธ ์ˆ˜๋ฅผ ์•Œ๋ ค์ค˜.
SELECT ci.camera_name, COUNT(ei.event_id) AS event_count FROM camera_info ci JOIN camera_group cg ON ci.group_id = cg.group_id LEFT JOIN event_info ei ON ci.camera_id = ei.camera_id AND ei.start_frame_at::date = '2025-06-26' WHERE cg.group_name = '๋กœ๋น„' GROUP BY ci.camera_name;
camera_group๊ณผ camera_info๋ฅผ JOINํ•˜์—ฌ '๋กœ๋น„' ๊ทธ๋ฃน์— ์†ํ•œ ์นด๋ฉ”๋ผ๋ฅผ ์ฐพ๊ณ , event_info๋ฅผ LEFT JOINํ•˜์—ฌ ์˜ค๋Š˜ ๋‚ ์งœ(2025-06-26)์— ๋ฐœ์ƒํ•œ ์ด๋ฒคํŠธ๋ฅผ ์นด๋ฉ”๋ผ๋ณ„๋กœ COUNTํ•œ๋‹ค. GROUP BY๋กœ ์นด๋ฉ”๋ผ๋ณ„ ์ง‘๊ณ„๋ฅผ ์ˆ˜ํ–‰ํ•œ๋‹ค. ๋ถ„์„ ๋ฐ ๋ฆฌํฌํŠธ ์ƒ์„ฑ ์œ ํ˜•์— ์ ํ•ฉํ•˜๋‹ค.
true
2
๊ธฐํƒ€ ํŠน์ˆ˜
๋ถ„์„ ๋ฐ ๋ฆฌํฌํŠธ ์ƒ์„ฑ
0
๊ตํ†ต ๋ฐ ์ด๋™ ์•ˆ์ „ ๋„๋ฉ”์ธ์—์„œ ์นด๋ฉ”๋ผ๋ณ„๋กœ ํŠน์ • ์ด๋ฒคํŠธ(์˜ˆ: ์‹ ํ˜ธ ์œ„๋ฐ˜, ๋ฌด๋‹จํšก๋‹จ ๋“ฑ) ๋ฐœ์ƒ ํšŸ์ˆ˜๋ฅผ ์ง‘๊ณ„ํ•˜๋Š” ํ†ต๊ณ„์„ฑ ์งˆ์˜๋ฅผ ์ž‘์„ฑํ•œ๋‹ค. DDL์—์„œ event_info, event_codes, camera_info ํ…Œ์ด๋ธ”์„ ํ™œ์šฉํ•˜์—ฌ, ์ตœ๊ทผ ํ•˜๋ฃจ(2025-06-25) ๋™์•ˆ ๊ฐ ์นด๋ฉ”๋ผ์—์„œ '๋ฌด๋‹จํšก๋‹จ' ์ด๋ฒคํŠธ๊ฐ€ ๋ช‡ ๋ฒˆ ๋ฐœ์ƒํ–ˆ๋Š”์ง€ ์กฐํšŒํ•˜๋Š” ์ฟผ๋ฆฌ๋ฅผ ๋งŒ๋“ ๋‹ค.
์–ด์ œ(2025๋…„ 6์›” 25์ผ) ๊ฐ ์นด๋ฉ”๋ผ๋ณ„๋กœ ๋ฌด๋‹จํšก๋‹จ ์ด๋ฒคํŠธ๊ฐ€ ๋ช‡ ๋ฒˆ ๋ฐœ์ƒํ–ˆ๋Š”์ง€ ์•Œ๋ ค์ค˜.
SELECT c.camera_name, COUNT(*) AS event_count FROM event_info e JOIN camera_info c ON e.camera_id = c.camera_id JOIN event_codes ec ON e.code_id = ec.code_id WHERE ec.code_name = '๋ฌด๋‹จํšก๋‹จ' AND ((e.start_frame_at BETWEEN '2025-06-25 00:00:00' AND '2025-06-25 23:59:59') OR (e.end_frame_at BETWEEN '2025-06-25 00:00:00' AND '...
event_info์™€ camera_info, event_codes๋ฅผ JOINํ•˜์—ฌ ์นด๋ฉ”๋ผ ์ด๋ฆ„๊ณผ ์ด๋ฒคํŠธ๋ช…์„ ์—ฐ๊ฒฐํ•˜๊ณ , ๋‚ ์งœ ์กฐ๊ฑด์„ ํ†ตํ•ด ์–ด์ œ ๋ฐœ์ƒํ•œ ๋ฌด๋‹จํšก๋‹จ ์ด๋ฒคํŠธ๋งŒ ํ•„ํ„ฐ๋งํ–ˆ๋‹ค. GROUP BY๋กœ ์นด๋ฉ”๋ผ๋ณ„ ์ง‘๊ณ„๋ฅผ ํ•˜์—ฌ ํ†ต๊ณ„ ์ •๋ณด๋ฅผ ์ œ๊ณตํ•œ๋‹ค. ์ง‘๊ณ„ ํ•จ์ˆ˜ COUNT์™€ GROUP BY๋ฅผ ํ•จ๊ป˜ ์‚ฌ์šฉํ•˜์—ฌ SQL ๊ทœ์น™์„ ์ค€์ˆ˜ํ–ˆ๋‹ค.
true
2
๊ตํ†ต ๋ฐ ์ด๋™ ์•ˆ์ „
ํ†ต๊ณ„ ์ •๋ณด ์กฐํšŒ
0
ํ™˜๊ฒฝ ์•ˆ์ „ ๋„๋ฉ”์ธ์—์„œ ์ตœ๊ทผ ์ผ์ฃผ์ผ๊ฐ„ ๊ฐ ์นด๋ฉ”๋ผ๋ณ„๋กœ '์—ฐ๊ธฐ' ๋˜๋Š” 'ํ™”์žฌ' ์ด๋ฒคํŠธ๊ฐ€ ๋ช‡ ๋ฒˆ ๋ฐœ์ƒํ–ˆ๋Š”์ง€ ๋ถ„์„ํ•˜๋Š” ๋ฆฌํฌํŠธ ์ฟผ๋ฆฌ๋ฅผ ์ž‘์„ฑํ•œ๋‹ค. event_info, event_codes, camera_info ํ…Œ์ด๋ธ”์„ JOINํ•˜์—ฌ ์นด๋ฉ”๋ผ ์ด๋ฆ„๊ณผ ์ด๋ฒคํŠธ๋ช…์„ ํ•จ๊ป˜ ๋ณด์—ฌ์ฃผ๊ณ , ์ง‘๊ณ„ํ•จ์ˆ˜์™€ GROUP BY๋ฅผ ์‚ฌ์šฉํ•œ๋‹ค.
์ตœ๊ทผ ์ผ์ฃผ์ผ ๋™์•ˆ ๊ฐ ์นด๋ฉ”๋ผ์—์„œ ๋ฐœ์ƒํ•œ '์—ฐ๊ธฐ' ๋˜๋Š” 'ํ™”์žฌ' ์ด๋ฒคํŠธ์˜ ๋ฐœ์ƒ ํšŸ์ˆ˜๋ฅผ ์นด๋ฉ”๋ผ๋ณ„๋กœ ์•Œ๋ ค์ค˜.
SELECT ci.camera_name, ec.code_name, COUNT(*) AS event_count FROM event_info ei JOIN event_codes ec ON ei.code_id = ec.code_id JOIN camera_info ci ON ei.camera_id = ci.camera_id WHERE ec.code_name IN ('์—ฐ๊ธฐ', 'ํ™”์žฌ') AND ei.start_frame_at >= '2025-06-19 00:00:00' AND ei.start_frame_at <= '2025-06-26 23:59:59' GROUP BY ...
ํ™˜๊ฒฝ ์•ˆ์ „๊ณผ ๊ด€๋ จ๋œ ๋Œ€ํ‘œ์  ์ด๋ฒคํŠธ์ธ '์—ฐ๊ธฐ'์™€ 'ํ™”์žฌ'๋ฅผ ๋Œ€์ƒ์œผ๋กœ ์ตœ๊ทผ 7์ผ(2025-06-19~2025-06-26) ๋™์•ˆ์˜ ๋ฐ์ดํ„ฐ๋ฅผ ์กฐํšŒํ•œ๋‹ค. event_info์—์„œ ์ด๋ฒคํŠธ ๋ฐœ์ƒ ์‹œ๊ฐ(start_frame_at) ๊ธฐ์ค€์œผ๋กœ ํ•„ํ„ฐ๋งํ•˜๊ณ , event_codes์—์„œ ์ด๋ฒคํŠธ๋ช…์„, camera_info์—์„œ ์นด๋ฉ”๋ผ๋ช…์„ JOINํ•˜์—ฌ ์นด๋ฉ”๋ผ๋ณ„, ์ด๋ฒคํŠธ๋ณ„๋กœ ์ง‘๊ณ„ํ•œ๋‹ค. GROUP BY์™€ COUNT๋ฅผ ์‚ฌ์šฉํ•ด ์นด๋ฉ”๋ผ๋ณ„ ์ด๋ฒคํŠธ ๋ฐœ์ƒ ํšŸ์ˆ˜๋ฅผ ๊ตฌํ•œ๋‹ค.
true
3
ํ™˜๊ฒฝ ์•ˆ์ „
๋ถ„์„ ๋ฐ ๋ฆฌํฌํŠธ ์ƒ์„ฑ
0
ํ™”์žฌ ์•ˆ์ „ ๋„๋ฉ”์ธ์—์„œ, ํŠน์ • ์นด๋ฉ”๋ผ์—์„œ ์ตœ๊ทผ 7์ผ๊ฐ„ ๋ฐœ์ƒํ•œ ํ™”์žฌ ์ด๋ฒคํŠธ์˜ ์ƒ์„ธ ๋‚ด์—ญ์„ ์กฐํšŒํ•˜๋Š” ์ฟผ๋ฆฌ๋ฅผ ์ž‘์„ฑํ•œ๋‹ค. event_info์™€ event_codes, camera_info ํ…Œ์ด๋ธ”์„ ํ™œ์šฉํ•˜์—ฌ, ์นด๋ฉ”๋ผ ์ด๋ฆ„๊ณผ ์ด๋ฒคํŠธ๋ช…, ์ด๋ฒคํŠธ ๋ฐœ์ƒ ์‹œ๊ฐ„ ๋“ฑ ์ฃผ์š” ์ •๋ณด๋ฅผ ๋ณด์—ฌ์ค€๋‹ค.
์ตœ๊ทผ ์ผ์ฃผ์ผ ๋™์•ˆ CAMERA02 ์นด๋ฉ”๋ผ์—์„œ ๋ฐœ์ƒํ•œ ํ™”์žฌ ์ด๋ฒคํŠธ ๋‚ด์—ญ์„ ์•Œ๋ ค์ค˜.
SELECT ei.event_id, ci.camera_name, ec.code_name, ei.start_frame_at, ei.end_frame_at FROM event_info ei JOIN camera_info ci ON ei.camera_id = ci.camera_id JOIN event_codes ec ON ei.code_id = ec.code_id WHERE ci.camera_name = 'CAMERA02' AND ec.code_name = 'ํ™”์žฌ' AND ei.start_frame_at >= (CURRENT_DATE - INTERVAL '7 day...
ํ™”์žฌ ์•ˆ์ „ ๋„๋ฉ”์ธ์— ๋งž๊ฒŒ event_codes์—์„œ code_name์ด 'ํ™”์žฌ'์ธ ์ด๋ฒคํŠธ๋งŒ ํ•„ํ„ฐ๋งํ•˜๊ณ , camera_info์—์„œ camera_name์ด 'CAMERA02'์ธ ์นด๋ฉ”๋ผ์˜ ์ด๋ฒคํŠธ๋งŒ ์กฐํšŒํ•œ๋‹ค. ์ตœ๊ทผ 7์ผ๊ฐ„์˜ ๋ฐ์ดํ„ฐ๋ฅผ ์œ„ํ•ด start_frame_at์ด ํ˜„์žฌ ๋‚ ์งœ์—์„œ 7์ผ์„ ๋บ€ ์ดํ›„์ธ ๊ฒฝ์šฐ๋งŒ ์„ ํƒํ–ˆ๋‹ค. JOIN์„ ํ†ตํ•ด ์นด๋ฉ”๋ผ ์ด๋ฆ„, ์ด๋ฒคํŠธ๋ช… ๋“ฑ ์ƒ์„ธ ์ •๋ณด๋ฅผ ํ•จ๊ป˜ ์กฐํšŒํ•œ๋‹ค.
true
3
ํ™”์žฌ ์•ˆ์ „
๊ธฐ๋ณธ ๋ฐ์ดํ„ฐ ์กฐํšŒ
0
ํ•™๊ต, ๋ณ‘์›, ๊ณต๊ณต์žฅ์†Œ์˜ ์•ˆ์ „ ์ด๋ฒคํŠธ ์ค‘ ์ตœ๊ทผ 1์ฃผ์ผ ๋™์•ˆ ์œ„ํ—˜ ์ˆ˜์ค€์ด '๋†’์Œ'์ธ ์ด๋ฒคํŠธ๊ฐ€ ๋ฐœ์ƒํ•œ ์นด๋ฉ”๋ผ๋ณ„๋กœ, ๊ฐ ์นด๋ฉ”๋ผ์˜ ์œ„์น˜ ์ •๋ณด์™€ ํ•จ๊ป˜ ์ด๋ฒคํŠธ ์ƒ์„ธ ์ •๋ณด๋ฅผ ์กฐํšŒํ•œ๋‹ค. ์ด๋ฅผ ์œ„ํ•ด event_info, event_codes, event_risks, camera_info ํ…Œ์ด๋ธ”์„ JOINํ•˜์—ฌ ์นด๋ฉ”๋ผ๋ณ„๋กœ ์ตœ๊ทผ 1์ฃผ์ผ๊ฐ„ ๋ฐœ์ƒํ•œ '๋†’์Œ' ์œ„ํ—˜ ์ด๋ฒคํŠธ์˜ ์ƒ์„ธ ๋‚ด์—ญ์„ ์ถœ๋ ฅํ•œ๋‹ค.
์ตœ๊ทผ 1์ฃผ์ผ ๋™์•ˆ ์œ„ํ—˜ ์ˆ˜์ค€์ด '๋†’์Œ'์ธ ์ด๋ฒคํŠธ๊ฐ€ ๋ฐœ์ƒํ•œ ์นด๋ฉ”๋ผ๋ณ„๋กœ, ๊ฐ ์นด๋ฉ”๋ผ์˜ ์œ„์น˜์™€ ์ด๋ฒคํŠธ ์ƒ์„ธ ์ •๋ณด๋ฅผ ๋ชจ๋‘ ๋ณด์—ฌ์ค˜.
SELECT ci.camera_name, ci.location_name, ci.location_address, ei.event_id, ei.event_uuid, ei.start_frame_at, ei.end_frame_at, ec.code_name, er.risk_level FROM event_info ei JOIN event_codes ec ON ei.code_id = ec.code_id JOIN event_risks er ON ec.risk_id = er.risk_id JOIN camera_info ci ON ei.camera_id = ci.camera_id WH...
event_info์—์„œ ์ตœ๊ทผ 1์ฃผ์ผ(2025-06-19~2025-06-26) ๋™์•ˆ ๋ฐœ์ƒํ•œ ์ด๋ฒคํŠธ ์ค‘ event_codes์™€ event_risks๋ฅผ JOINํ•˜์—ฌ ์œ„ํ—˜ ์ˆ˜์ค€์ด '๋†’์Œ'์ธ ์ด๋ฒคํŠธ๋งŒ ํ•„ํ„ฐ๋งํ–ˆ๋‹ค. camera_info๋ฅผ JOINํ•˜์—ฌ ์นด๋ฉ”๋ผ ์ด๋ฆ„, ์œ„์น˜ ์ •๋ณด๋„ ํ•จ๊ป˜ ์กฐํšŒํ•œ๋‹ค. ์นด๋ฉ”๋ผ๋ณ„๋กœ ์ •๋ ฌํ•˜์—ฌ ๊ฐ ์นด๋ฉ”๋ผ์˜ ์œ„์น˜์™€ ์ด๋ฒคํŠธ ์ƒ์„ธ ๋‚ด์—ญ์„ ํ•œ ๋ฒˆ์— ํ™•์ธํ•  ์ˆ˜ ์žˆ๋‹ค. ๋ณต์ˆ˜ ํ…Œ์ด๋ธ” JOIN, ๋‚ ์งœ ํ•„ํ„ฐ, ๋‹ค์ค‘ ์ปฌ๋Ÿผ ์กฐํšŒ ๋“ฑ ๋ณต์žกํ•œ ์ฟผ๋ฆฌ ๊ตฌ์กฐ๋กœ ๋‚œ์ด๋„ 5์— ๋ถ€ํ•ฉํ•œ๋‹ค.
true
5
ํ•™๊ต ๋ณ‘์› ๊ณต๊ณต์žฅ์†Œ ์•ˆ์ „
๊ธฐ๋ณธ ๋ฐ์ดํ„ฐ ์กฐํšŒ
0
ํ•™๊ต, ๋ณ‘์›, ๊ณต๊ณต์žฅ์†Œ์—์„œ ์ตœ๊ทผ 1์ฃผ์ผ๊ฐ„ ๋ฐœ์ƒํ•œ ๋ชจ๋“  ์ด๋ฒคํŠธ ์ค‘ ์œ„ํ—˜ ์ˆ˜์ค€์ด '๋†’์Œ'์ธ ์ด๋ฒคํŠธ์˜ ์นด๋ฉ”๋ผ๋ณ„ ๋ฐœ์ƒ ๊ฑด์ˆ˜์™€ ํ•ด๋‹น ์นด๋ฉ”๋ผ์˜ ์œ„์น˜ ์ •๋ณด๋ฅผ ํ†ต๊ณ„๋กœ ์กฐํšŒํ•œ๋‹ค. ์ด๋ฅผ ์œ„ํ•ด event_info, event_codes, event_risks, camera_info ํ…Œ์ด๋ธ”์„ JOINํ•˜์—ฌ ์ตœ๊ทผ 1์ฃผ์ผ, ์œ„ํ—˜ ์ˆ˜์ค€ '๋†’์Œ', ์นด๋ฉ”๋ผ๋ณ„ ๊ทธ๋ฃนํ•‘, ์œ„์น˜ ์ •๋ณด ํฌํ•จ, ๊ฑด์ˆ˜ ์ง‘๊ณ„๊ฐ€ ํ•„์š”ํ•˜๋‹ค.
์ตœ๊ทผ ์ผ์ฃผ์ผ ๋™์•ˆ ์œ„ํ—˜ ์ˆ˜์ค€์ด '๋†’์Œ'์œผ๋กœ ๋ถ„๋ฅ˜๋œ ์ด๋ฒคํŠธ๊ฐ€ ๋ฐœ์ƒํ•œ ์นด๋ฉ”๋ผ๋ณ„๋กœ ์ด๋ฒคํŠธ ๊ฑด์ˆ˜์™€ ์นด๋ฉ”๋ผ ์œ„์น˜ ์ •๋ณด๋ฅผ ์•Œ๋ ค์ค˜.
SELECT ci.camera_name, ci.location_name, ci.location_address, COUNT(ei.event_id) AS high_risk_event_count FROM event_info ei JOIN event_codes ec ON ei.code_id = ec.code_id JOIN event_risks er ON ec.risk_id = er.risk_id JOIN camera_info ci ON ei.camera_id = ci.camera_id WHERE ei.start_frame_at >= '2025-06-19 15:41:26' A...
DDL ๊ตฌ์กฐ์ƒ event_info์—์„œ ์ด๋ฒคํŠธ ๋ฐœ์ƒ ์ •๋ณด๋ฅผ, event_codes์™€ event_risks์—์„œ ์œ„ํ—˜ ์ˆ˜์ค€์„, camera_info์—์„œ ์นด๋ฉ”๋ผ ์œ„์น˜ ์ •๋ณด๋ฅผ ๊ฐ€์ ธ์˜ฌ ์ˆ˜ ์žˆ๋‹ค. ์ตœ๊ทผ 1์ฃผ์ผ ์กฐ๊ฑด์€ ํ˜„์žฌ ๋‚ ์งœ์—์„œ 7์ผ์„ ๋บ€ '2025-06-19 15:41:26'๋ถ€ํ„ฐ๋กœ ์„ค์ •ํ–ˆ๋‹ค. ์œ„ํ—˜ ์ˆ˜์ค€์ด '๋†’์Œ'์ธ ์ด๋ฒคํŠธ๋งŒ ํ•„ํ„ฐ๋งํ•˜๊ณ , ์นด๋ฉ”๋ผ๋ณ„๋กœ ๊ทธ๋ฃนํ•‘ํ•˜์—ฌ ์ด๋ฒคํŠธ ๊ฑด์ˆ˜๋ฅผ ์ง‘๊ณ„ํ•œ๋‹ค. ์œ„์น˜ ์ •๋ณด๋Š” camera_info์—์„œ ๊ฐ€์ ธ์˜ค๋ฉฐ, HAVING์„ ์‚ฌ์šฉํ•ด ์ด๋ฒคํŠธ๊ฐ€ 1๊ฑด ์ด์ƒ์ธ ์นด๋ฉ”๋ผ๋งŒ ๊ฒฐ๊ณผ์— ํฌํ•จ์‹œ์ผฐ๋‹ค. ORDER BY๋กœ ๊ฑด์ˆ˜ ๋‚ด๋ฆผ์ฐจ์ˆœ ์ •๋ ฌ๊นŒ์ง€ ํฌํ•จํ•ด ๋ณต์žกํ•œ ํ†ต๊ณ„ ์ฟผ๋ฆฌ๋กœ ์„ค๊ณ„ํ–ˆ๋‹ค.
true
5
ํ•™๊ต ๋ณ‘์› ๊ณต๊ณต์žฅ์†Œ ์•ˆ์ „
ํ†ต๊ณ„ ์ •๋ณด ์กฐํšŒ
0
๊ตํ†ต ๋ฐ ์ด๋™ ์•ˆ์ „ ๋ถ„์•ผ์—์„œ ์นด๋ฉ”๋ผ๋ณ„๋กœ ํŠน์ • ์ด๋ฒคํŠธ์˜ ๊ธฐ๋ณธ ์ •๋ณด๋ฅผ ์กฐํšŒํ•˜๋Š” ๊ฐ„๋‹จํ•œ ์ฟผ๋ฆฌ๋ฅผ ์ž‘์„ฑํ•œ๋‹ค. ์˜ˆ๋ฅผ ๋“ค์–ด, ํŠน์ • ์นด๋ฉ”๋ผ์—์„œ ์ตœ๊ทผ ๋ฐœ์ƒํ•œ ๊ตํ†ต ๊ด€๋ จ ์ด๋ฒคํŠธ(์˜ˆ: ์ฐจ๋Ÿ‰ ๊ฐ์ง€, ๋ฌด๋‹จํšก๋‹จ ๋“ฑ)์˜ ๋ชฉ๋ก์„ ๋ณด์—ฌ์ฃผ๋Š” ์งˆ๋ฌธ์„ ๋งŒ๋“ ๋‹ค. DDL์—์„œ event_info์™€ camera_info, event_codes ํ…Œ์ด๋ธ”์„ ํ™œ์šฉํ•œ๋‹ค.
CAMERA02 ์นด๋ฉ”๋ผ์—์„œ ์ตœ๊ทผ ๋ฐœ์ƒํ•œ ๋ชจ๋“  ์ด๋ฒคํŠธ ์ •๋ณด๋ฅผ ๋ณด์—ฌ์ค˜.
SELECT ei.* FROM event_info ei JOIN camera_info ci ON ei.camera_id = ci.camera_id WHERE ci.camera_name = 'CAMERA02' ORDER BY ei.start_frame_at DESC;
๊ตํ†ต ๋ฐ ์ด๋™ ์•ˆ์ „ ๋ถ„์•ผ์—์„œ ํŠน์ • ์นด๋ฉ”๋ผ(CAMERA02)์—์„œ ๋ฐœ์ƒํ•œ ์ด๋ฒคํŠธ ์ •๋ณด๋ฅผ ์กฐํšŒํ•˜๋Š” ๊ฒƒ์ด๋ฏ€๋กœ, event_info์™€ camera_info๋ฅผ JOINํ•˜์—ฌ camera_name์œผ๋กœ ํ•„ํ„ฐ๋งํ•˜๊ณ , ์ตœ๊ทผ ๋ฐœ์ƒํ•œ ์ˆœ์„œ๋กœ ์ •๋ ฌํ•˜์˜€๋‹ค. ๊ธฐ๋ณธ ๋ฐ์ดํ„ฐ ์กฐํšŒ ์œ ํ˜•์— ๋งž๊ฒŒ ๋ณต์žกํ•œ ์ง‘๊ณ„๋‚˜ ์ถ”๊ฐ€ ์กฐ๊ฑด ์—†์ด ๋‹จ์ˆœ ์กฐํšŒ๋กœ ๊ตฌ์„ฑํ•˜์˜€๋‹ค.
true
2
๊ตํ†ต ๋ฐ ์ด๋™ ์•ˆ์ „
๊ธฐ๋ณธ ๋ฐ์ดํ„ฐ ์กฐํšŒ
0
ํ•™๊ต, ๋ณ‘์›, ๊ณต๊ณต์žฅ์†Œ ์•ˆ์ „ ๋„๋ฉ”์ธ์—์„œ ์นด๋ฉ”๋ผ๋ณ„๋กœ ์ตœ๊ทผ ํ•˜๋ฃจ ๋™์•ˆ ๋ฐœ์ƒํ•œ ์ด๋ฒคํŠธ ์ˆ˜๋ฅผ ์ง‘๊ณ„ํ•˜๋Š” ํ†ต๊ณ„์„ฑ ์งˆ๋ฌธ์„ ๋งŒ๋“ ๋‹ค. DDL์—์„œ event_info์™€ camera_info๋ฅผ ํ™œ์šฉํ•˜์—ฌ ์นด๋ฉ”๋ผ ์ด๋ฆ„๋ณ„๋กœ ์ตœ๊ทผ ํ•˜๋ฃจ(2025-06-25 00:00:00~2025-06-25 23:59:59) ์ด๋ฒคํŠธ ๋ฐœ์ƒ ๊ฑด์ˆ˜๋ฅผ ์กฐํšŒํ•œ๋‹ค.
์–ด์ œ(2025๋…„ 6์›” 25์ผ) ๊ฐ ์นด๋ฉ”๋ผ๋ณ„๋กœ ๋ฐœ์ƒํ•œ ์ด๋ฒคํŠธ๊ฐ€ ๋ช‡ ๊ฑด์ธ์ง€ ์•Œ๋ ค์ค˜.
SELECT c.camera_name, COUNT(e.event_id) AS event_count FROM event_info e JOIN camera_info c ON e.camera_id = c.camera_id WHERE (e.start_frame_at BETWEEN '2025-06-25 00:00:00' AND '2025-06-25 23:59:59' OR e.end_frame_at BETWEEN '2025-06-25 00:00:00' AND '2025-06-25 23:59:59') GROUP BY c.camera_name;
DDL์—์„œ event_info์™€ camera_info๋ฅผ ์กฐ์ธํ•˜์—ฌ ์นด๋ฉ”๋ผ๋ณ„๋กœ ์ด๋ฒคํŠธ๋ฅผ ์ง‘๊ณ„ํ•  ์ˆ˜ ์žˆ๋‹ค. ๋‚ ์งœ ์กฐ๊ฑด์„ ์–ด์ œ(2025-06-25)๋กœ ์„ค์ •ํ•˜๊ณ , ์ง‘๊ณ„ ํ•จ์ˆ˜ COUNT์™€ GROUP BY๋ฅผ ์‚ฌ์šฉํ•˜์—ฌ ์นด๋ฉ”๋ผ๋ณ„ ์ด๋ฒคํŠธ ๊ฑด์ˆ˜๋ฅผ ๊ตฌํ–ˆ๋‹ค. JOIN์€ 1ํšŒ๋งŒ ์‚ฌ์šฉํ–ˆ๊ณ , ์ง‘๊ณ„ ํ•จ์ˆ˜์™€ GROUP BY ๊ทœ์น™์„ ์ง€์ผฐ๋‹ค.
true
2
ํ•™๊ต ๋ณ‘์› ๊ณต๊ณต์žฅ์†Œ ์•ˆ์ „
ํ†ต๊ณ„ ์ •๋ณด ์กฐํšŒ
0
ํ•™๊ต, ๋ณ‘์›, ๊ณต๊ณต์žฅ์†Œ ์•ˆ์ „ ๋„๋ฉ”์ธ์—์„œ ์ตœ๊ทผ 7์ผ๊ฐ„ ์นด๋ฉ”๋ผ๋ณ„๋กœ ๋ฐœ์ƒํ•œ ์ด๋ฒคํŠธ ์ˆ˜๋ฅผ ์ง‘๊ณ„ํ•˜์—ฌ ๋ฆฌํฌํŠธ ํ˜•ํƒœ๋กœ ๋ณด์—ฌ์ฃผ๋Š” ์ฟผ๋ฆฌ๋ฅผ ์ž‘์„ฑํ•œ๋‹ค. DDL์—์„œ event_info์™€ camera_info ํ…Œ์ด๋ธ”์„ ์กฐ์ธํ•˜์—ฌ ์นด๋ฉ”๋ผ ์ด๋ฆ„๊ณผ ์ด๋ฒคํŠธ ์ˆ˜๋ฅผ ์ง‘๊ณ„ํ•œ๋‹ค.
์ตœ๊ทผ ์ผ์ฃผ์ผ ๋™์•ˆ ๊ฐ ์นด๋ฉ”๋ผ๋ณ„๋กœ ๋ฐœ์ƒํ•œ ์ด๋ฒคํŠธ ์ˆ˜๋ฅผ ์•Œ๋ ค์ค˜.
SELECT c.camera_name, COUNT(e.event_id) AS event_count FROM event_info e JOIN camera_info c ON e.camera_id = c.camera_id WHERE e.start_frame_at >= '2025-06-19 00:00:00' AND e.start_frame_at <= '2025-06-26 23:59:59' GROUP BY c.camera_name;
ํ•™๊ต, ๋ณ‘์›, ๊ณต๊ณต์žฅ์†Œ ์•ˆ์ „ ๋„๋ฉ”์ธ์—์„œ ์ตœ๊ทผ 7์ผ(2025-06-19~2025-06-26) ๋™์•ˆ event_info์˜ start_frame_at์„ ๊ธฐ์ค€์œผ๋กœ ์นด๋ฉ”๋ผ๋ณ„ ์ด๋ฒคํŠธ ์ˆ˜๋ฅผ ์ง‘๊ณ„ํ•œ๋‹ค. camera_info์™€ ์กฐ์ธํ•˜์—ฌ ์นด๋ฉ”๋ผ ์ด๋ฆ„์„ ์ถœ๋ ฅํ•˜๊ณ , GROUP BY๋กœ ์นด๋ฉ”๋ผ๋ณ„๋กœ ์ง‘๊ณ„ํ•œ๋‹ค. ๋ถ„์„ ๋ฐ ๋ฆฌํฌํŠธ ์ƒ์„ฑ ์œ ํ˜•์— ์ ํ•ฉํ•˜๋‹ค.
true
2
ํ•™๊ต ๋ณ‘์› ๊ณต๊ณต์žฅ์†Œ ์•ˆ์ „
๋ถ„์„ ๋ฐ ๋ฆฌํฌํŠธ ์ƒ์„ฑ
0
๊ตํ†ต ๋ฐ ์ด๋™ ์•ˆ์ „ ๋ถ„์•ผ์—์„œ ์นด๋ฉ”๋ผ๋ณ„๋กœ ํŠน์ • ์ด๋ฒคํŠธ์˜ ๋ฐœ์ƒ ๋‚ด์—ญ์„ ์กฐํšŒํ•˜๋Š” ๊ธฐ๋ณธ ๋ฐ์ดํ„ฐ ์กฐํšŒ ์ฟผ๋ฆฌ๋ฅผ ์ž‘์„ฑํ•œ๋‹ค. ์˜ˆ๋ฅผ ๋“ค์–ด, ํŠน์ • ์นด๋ฉ”๋ผ์—์„œ ์ตœ๊ทผ 1์ฃผ์ผ๊ฐ„ ๋ฐœ์ƒํ•œ ๋ชจ๋“  ์ด๋ฒคํŠธ์˜ ์ƒ์„ธ ์ •๋ณด๋ฅผ ๋ณด์—ฌ์ฃผ๋Š” ์งˆ๋ฌธ์„ ๋งŒ๋“ ๋‹ค.
์ตœ๊ทผ ์ผ์ฃผ์ผ ๋™์•ˆ CAMERA02 ์นด๋ฉ”๋ผ์—์„œ ๋ฐœ์ƒํ•œ ๋ชจ๋“  ์ด๋ฒคํŠธ ๋‚ด์—ญ์„ ๋ณด์—ฌ์ค˜.
SELECT * FROM event_info WHERE camera_id = (SELECT camera_id FROM camera_info WHERE camera_name = 'CAMERA02') AND start_frame_at >= '2025-06-19 00:00:00' AND start_frame_at <= '2025-06-26 23:59:59';
์นด๋ฉ”๋ผ ์ด๋ฆ„์œผ๋กœ camera_id๋ฅผ ์กฐํšŒํ•˜๊ณ , event_info ํ…Œ์ด๋ธ”์—์„œ ํ•ด๋‹น ์นด๋ฉ”๋ผ์˜ ์ตœ๊ทผ 1์ฃผ์ผ(ํ˜„์žฌ ๋‚ ์งœ ๊ธฐ์ค€) ๋™์•ˆ ๋ฐœ์ƒํ•œ ์ด๋ฒคํŠธ๋ฅผ start_frame_at ๊ธฐ์ค€์œผ๋กœ ์กฐํšŒํ•œ๋‹ค. ๊ธฐ๋ณธ ๋ฐ์ดํ„ฐ ์กฐํšŒ์ด๋ฉฐ, JOIN ์—†์ด ์„œ๋ธŒ์ฟผ๋ฆฌ๋งŒ ์‚ฌ์šฉํ•˜์—ฌ ๋‚œ์ด๋„ 2์— ์ ํ•ฉํ•˜๋‹ค.
true
2
๊ตํ†ต ๋ฐ ์ด๋™ ์•ˆ์ „
๊ธฐ๋ณธ ๋ฐ์ดํ„ฐ ์กฐํšŒ
0
์ž‘์—…์žฅ ์•ˆ์ „ ๋„๋ฉ”์ธ์—์„œ, ํŠน์ • ์นด๋ฉ”๋ผ์˜ ์ตœ๊ทผ ์ด๋ฒคํŠธ ๋ชฉ๋ก์„ ์กฐํšŒํ•˜๋Š” ๊ธฐ๋ณธ ๋ฐ์ดํ„ฐ ์กฐํšŒ ์ฟผ๋ฆฌ๋ฅผ ์ž‘์„ฑํ•œ๋‹ค. ์นด๋ฉ”๋ผ ์ด๋ฆ„์œผ๋กœ camera_id๋ฅผ ์ฐพ๊ณ , ํ•ด๋‹น ์นด๋ฉ”๋ผ์—์„œ ๋ฐœ์ƒํ•œ ์ตœ๊ทผ ์ด๋ฒคํŠธ 10๊ฑด์„ ์กฐํšŒํ•œ๋‹ค.
CAMERA02 ์นด๋ฉ”๋ผ์—์„œ ์ตœ๊ทผ์— ๋ฐœ์ƒํ•œ ์ด๋ฒคํŠธ 10๊ฐœ๋ฅผ ๋ณด์—ฌ์ค˜.
SELECT * FROM event_info WHERE camera_id = (SELECT camera_id FROM camera_info WHERE camera_name = 'CAMERA02') ORDER BY start_frame_at DESC LIMIT 10;
์นด๋ฉ”๋ผ ์ด๋ฆ„์œผ๋กœ camera_info์—์„œ camera_id๋ฅผ ์ฐพ๊ณ , event_info์—์„œ ํ•ด๋‹น camera_id๋กœ ๋ฐœ์ƒํ•œ ์ด๋ฒคํŠธ๋ฅผ ์ตœ๊ทผ ๋ฐœ์ƒ ์ˆœ์„œ๋Œ€๋กœ 10๊ฐœ ์กฐํšŒํ•˜๋Š” ์ฟผ๋ฆฌ์ด๋‹ค. ๊ธฐ๋ณธ ๋ฐ์ดํ„ฐ ์กฐํšŒ์ด๋ฉฐ, JOIN ์—†์ด ์„œ๋ธŒ์ฟผ๋ฆฌ๋งŒ ์‚ฌ์šฉํ•˜์—ฌ ๋‚œ์ด๋„ 2์— ์ ํ•ฉํ•˜๋‹ค.
true
2
์ž‘์—…์žฅ ์•ˆ์ „
๊ธฐ๋ณธ ๋ฐ์ดํ„ฐ ์กฐํšŒ
0
ํ™”์žฌ ์•ˆ์ „ ๋„๋ฉ”์ธ์—์„œ ๋ณต์žกํ•œ ๊ธฐ๋ณธ ๋ฐ์ดํ„ฐ ์กฐํšŒ๋ฅผ ์œ„ํ•ด, ์ตœ๊ทผ 1๊ฐœ์›”๊ฐ„(2025-05-26~2025-06-26) ํ™”์žฌ ์ด๋ฒคํŠธ๊ฐ€ ๋ฐœ์ƒํ•œ ๋ชจ๋“  ์นด๋ฉ”๋ผ๋ณ„๋กœ, ํ•ด๋‹น ์นด๋ฉ”๋ผ์˜ ์œ„์น˜ ์ •๋ณด์™€ ํ•จ๊ป˜ ๊ฐ ์ด๋ฒคํŠธ์˜ ์‹œ์ž‘/์ข…๋ฃŒ ์‹œ๊ฐ„, ์ด๋ฒคํŠธ ์ฝ”๋“œ๋ช…, ์œ„ํ—˜ ๋“ฑ๊ธ‰, ์นด๋ฉ”๋ผ ๊ทธ๋ฃน๋ช…, ๋ถ„์„๊ธฐ ์ด๋ฆ„๊นŒ์ง€ ๋ชจ๋‘ ์กฐํšŒํ•˜๋Š” ์ฟผ๋ฆฌ๋ฅผ ์ž‘์„ฑํ•œ๋‹ค. ์—ฌ๋Ÿฌ ํ…Œ์ด๋ธ”์„ JOINํ•˜์—ฌ ๋‹ค์–‘ํ•œ ์ •๋ณด๋ฅผ ํ•œ ๋ฒˆ์— ๋ณด์—ฌ์ฃผ๋Š” ๊ฒƒ์ด ๋ชฉํ‘œ๋‹ค.
์ตœ๊ทผ ํ•œ ๋‹ฌ ๋™์•ˆ ๋ฐœ์ƒํ•œ ํ™”์žฌ ์ด๋ฒคํŠธ์— ๋Œ€ํ•ด, ๊ฐ ์นด๋ฉ”๋ผ๋ณ„๋กœ ์นด๋ฉ”๋ผ ์œ„์น˜, ์ด๋ฒคํŠธ ๋ฐœ์ƒ ์‹œ๊ฐ„, ์ด๋ฒคํŠธ ์ฝ”๋“œ๋ช…, ์œ„ํ—˜ ๋“ฑ๊ธ‰, ์นด๋ฉ”๋ผ ๊ทธ๋ฃน๋ช…, ๋ถ„์„๊ธฐ ์ด๋ฆ„๊นŒ์ง€ ๋ชจ๋‘ ๋ณด์—ฌ์ค˜.
SELECT ci.camera_name, ci.location_name, ci.location_address, ci.location_address_detail, ei.start_frame_at, ei.end_frame_at, ec.code_name, er.risk_level, cg.group_name, ai.analyzer_name FROM event_info ei JOIN event_codes ec ON ei.code_id = ec.code_id JOIN event_risks er ON ec.risk_id = er.risk_id JOIN camera_info ci ...
ํ™”์žฌ ์ด๋ฒคํŠธ๋ฅผ ์ฐพ๊ธฐ ์œ„ํ•ด event_codes์—์„œ code_name์ด 'ํ™”์žฌ'์ธ ์ด๋ฒคํŠธ๋งŒ ํ•„ํ„ฐ๋งํ–ˆ๋‹ค. ์ตœ๊ทผ 1๊ฐœ์›” ๋ฒ”์œ„๋Š” ํ˜„์žฌ ๋‚ ์งœ๋ฅผ ๊ธฐ์ค€์œผ๋กœ ๊ณ„์‚ฐํ•˜์—ฌ start_frame_at ๋˜๋Š” end_frame_at์ด ํ•ด๋‹น ๊ธฐ๊ฐ„์— ์†ํ•˜๋Š” ์ด๋ฒคํŠธ๋งŒ ์กฐํšŒํ•œ๋‹ค. ์นด๋ฉ”๋ผ๋ณ„๋กœ ์œ„์น˜ ์ •๋ณด(์ด๋ฆ„, ์ฃผ์†Œ, ์ƒ์„ธ์ฃผ์†Œ), ์ด๋ฒคํŠธ ์‹œ๊ฐ„, ์ฝ”๋“œ๋ช…, ์œ„ํ—˜ ๋“ฑ๊ธ‰, ์นด๋ฉ”๋ผ ๊ทธ๋ฃน๋ช…, ๋ถ„์„๊ธฐ ์ด๋ฆ„์„ ๋ชจ๋‘ ๋ณด์—ฌ์ฃผ๊ธฐ ์œ„ํ•ด event_info, event_codes, event_risks, camera_info, camera_group, analyzer_info ํ…Œ์ด๋ธ”์„ JOINํ–ˆ๋‹ค. LEFT JOIN์„ ์‚ฌ์šฉํ•ด...
true
5
ํ™”์žฌ ์•ˆ์ „
๊ธฐ๋ณธ ๋ฐ์ดํ„ฐ ์กฐํšŒ
0
ํ™˜๊ฒฝ ์•ˆ์ „ ๋„๋ฉ”์ธ์—์„œ ์ตœ๊ทผ 7์ผ๊ฐ„ ์นด๋ฉ”๋ผ๋ณ„๋กœ ๋ฐœ์ƒํ•œ ์ด๋ฒคํŠธ ์ˆ˜๋ฅผ ์ง‘๊ณ„ํ•˜์—ฌ ๋ฆฌํฌํŠธ ํ˜•ํƒœ๋กœ ๋ณด์—ฌ์ฃผ๋Š” ์ฟผ๋ฆฌ๋ฅผ ์ž‘์„ฑํ•œ๋‹ค. ์นด๋ฉ”๋ผ ์ด๋ฆ„๊ณผ ์ด๋ฒคํŠธ ๋ฐœ์ƒ ๊ฑด์ˆ˜๋ฅผ ํ•จ๊ป˜ ์ถœ๋ ฅํ•œ๋‹ค.
์ตœ๊ทผ 7์ผ ๋™์•ˆ ๊ฐ ์นด๋ฉ”๋ผ์—์„œ ๋ฐœ์ƒํ•œ ์ด๋ฒคํŠธ ์ˆ˜๋ฅผ ์•Œ๋ ค์ค˜.
SELECT c.camera_name, COUNT(e.event_id) AS event_count FROM event_info e JOIN camera_info c ON e.camera_id = c.camera_id WHERE e.start_frame_at >= '2025-06-19 00:00:00' AND e.start_frame_at <= '2025-06-26 23:59:59' GROUP BY c.camera_name;
ํ™˜๊ฒฝ ์•ˆ์ „ ๋„๋ฉ”์ธ์—์„œ ์ตœ๊ทผ 7์ผ๊ฐ„(ํ˜„์žฌ ๋‚ ์งœ ๊ธฐ์ค€) ์นด๋ฉ”๋ผ๋ณ„ ์ด๋ฒคํŠธ ๋ฐœ์ƒ ๊ฑด์ˆ˜๋ฅผ ์ง‘๊ณ„ํ•˜๋Š” ๊ฒƒ์ด๋ฏ€๋กœ, event_info์™€ camera_info๋ฅผ JOINํ•˜์—ฌ ์นด๋ฉ”๋ผ ์ด๋ฆ„๊ณผ ์ด๋ฒคํŠธ ์ˆ˜๋ฅผ GROUP BY๋กœ ๋ฌถ์–ด ์ง‘๊ณ„ํ•œ๋‹ค. ๋‚ ์งœ ์กฐ๊ฑด์€ ํ˜„์žฌ ๋‚ ์งœ๋ฅผ ๊ธฐ์ค€์œผ๋กœ 7์ผ ์ „๋ถ€ํ„ฐ ์˜ค๋Š˜๊นŒ์ง€๋กœ ์„ค์ •ํ•˜์˜€๋‹ค. ์ง‘๊ณ„ ํ•จ์ˆ˜ COUNT์™€ GROUP BY๋ฅผ ํ•จ๊ป˜ ์‚ฌ์šฉํ•˜์—ฌ ๋ฆฌํฌํŠธ ํ˜•ํƒœ๋กœ ๊ฒฐ๊ณผ๋ฅผ ์ œ๊ณตํ•œ๋‹ค.
true
2
ํ™˜๊ฒฝ ์•ˆ์ „
๋ถ„์„ ๋ฐ ๋ฆฌํฌํŠธ ์ƒ์„ฑ
0
ํ™˜๊ฒฝ ์•ˆ์ „ ๋„๋ฉ”์ธ์—์„œ ์ตœ๊ทผ ์ผ์ฃผ์ผ๊ฐ„ ๊ฐ ์นด๋ฉ”๋ผ๋ณ„๋กœ '์—ฐ๊ธฐ' ๋˜๋Š” 'ํ™”์žฌ' ์ด๋ฒคํŠธ๊ฐ€ ๋ช‡ ๋ฒˆ ๋ฐœ์ƒํ–ˆ๋Š”์ง€ ๋ถ„์„ํ•˜๋Š” ๋ฆฌํฌํŠธ ์ฟผ๋ฆฌ๋ฅผ ์ž‘์„ฑํ•œ๋‹ค. event_info, event_codes, camera_info ํ…Œ์ด๋ธ”์„ JOINํ•˜์—ฌ ์นด๋ฉ”๋ผ ์ด๋ฆ„๊ณผ ์ด๋ฒคํŠธ๋ช…์„ ํ•จ๊ป˜ ๋ณด์—ฌ์ฃผ๊ณ , ์ง‘๊ณ„ํ•จ์ˆ˜์™€ GROUP BY๋ฅผ ํ™œ์šฉํ•œ๋‹ค.
์ตœ๊ทผ ์ผ์ฃผ์ผ ๋™์•ˆ ๊ฐ ์นด๋ฉ”๋ผ๋ณ„๋กœ ์—ฐ๊ธฐ๋‚˜ ํ™”์žฌ ์ด๋ฒคํŠธ๊ฐ€ ๊ฐ๊ฐ ๋ช‡ ๋ฒˆ ๋ฐœ์ƒํ–ˆ๋Š”์ง€ ์•Œ๋ ค์ค˜.
SELECT ci.camera_name, ec.code_name, COUNT(*) AS event_count FROM event_info ei JOIN event_codes ec ON ei.code_id = ec.code_id JOIN camera_info ci ON ei.camera_id = ci.camera_id WHERE ec.code_name IN ('์—ฐ๊ธฐ', 'ํ™”์žฌ') AND ( (ei.start_frame_at BETWEEN '2025-06-19 00:00:00' AND '2025-06-26 23:59:59') OR (ei.end_fram...
ํ™˜๊ฒฝ ์•ˆ์ „๊ณผ ๊ด€๋ จ๋œ ๋Œ€ํ‘œ์  ์ด๋ฒคํŠธ์ธ '์—ฐ๊ธฐ'์™€ 'ํ™”์žฌ'๋ฅผ ์ตœ๊ทผ ์ผ์ฃผ์ผ(2025-06-19~2025-06-26) ๋™์•ˆ ์นด๋ฉ”๋ผ๋ณ„๋กœ ์ง‘๊ณ„ํ•œ๋‹ค. event_info์—์„œ ์ด๋ฒคํŠธ ๋ฐœ์ƒ ์‹œ๊ฐ์„ ๊ธฐ์ค€์œผ๋กœ ๊ธฐ๊ฐ„์„ ํ•„ํ„ฐ๋งํ•˜๊ณ , event_codes์™€ camera_info๋ฅผ JOINํ•˜์—ฌ ์ด๋ฒคํŠธ๋ช…๊ณผ ์นด๋ฉ”๋ผ๋ช…์„ ํ•จ๊ป˜ ์กฐํšŒํ•œ๋‹ค. GROUP BY๋กœ ์นด๋ฉ”๋ผ์™€ ์ด๋ฒคํŠธ๋ณ„๋กœ ์ง‘๊ณ„ํ•˜๊ณ , COUNT๋กœ ๋ฐœ์ƒ ํšŸ์ˆ˜๋ฅผ ์„ผ๋‹ค. ๋ถ„์„ ๋ฐ ๋ฆฌํฌํŠธ ์ƒ์„ฑ ๋ชฉ์ ์— ๋ถ€ํ•ฉํ•œ๋‹ค.
true
3
ํ™˜๊ฒฝ ์•ˆ์ „
๋ถ„์„ ๋ฐ ๋ฆฌํฌํŠธ ์ƒ์„ฑ
0
2025๋…„ 6์›” 26์ผ ํ•˜๋ฃจ ๋™์•ˆ ๊ฐ ์นด๋ฉ”๋ผ๋ณ„๋กœ ๋ฐœ์ƒํ•œ ๋ฒ”์ฃ„ ๊ด€๋ จ ์ด๋ฒคํŠธ(์˜ˆ: ์นจ์ž…, ์ ˆ๋„ ๋“ฑ)์˜ ๊ฑด์ˆ˜๋ฅผ ์ง‘๊ณ„ํ•˜์—ฌ ๋ฆฌํฌํŠธ ํ˜•ํƒœ๋กœ ๋ณด์—ฌ์ค€๋‹ค. event_info์™€ camera_info, event_codes, event_risks ํ…Œ์ด๋ธ”์„ JOINํ•˜์—ฌ ์นด๋ฉ”๋ผ ์ด๋ฆ„, ์ด๋ฒคํŠธ ์ฝ”๋“œ๋ช…, ์œ„ํ—˜ ์ˆ˜์ค€, ์ด๋ฒคํŠธ ๋ฐœ์ƒ ๊ฑด์ˆ˜๋ฅผ ์ถœ๋ ฅํ•œ๋‹ค.
2025๋…„ 6์›” 26์ผ์— ๊ฐ ์นด๋ฉ”๋ผ๋ณ„๋กœ ๋ฐœ์ƒํ•œ ๋ฒ”์ฃ„ ๊ด€๋ จ ์ด๋ฒคํŠธ์˜ ๊ฑด์ˆ˜์™€ ์œ„ํ—˜ ์ˆ˜์ค€์„ ์นด๋ฉ”๋ผ ์ด๋ฆ„, ์ด๋ฒคํŠธ๋ช…, ์œ„ํ—˜ ์ˆ˜์ค€๋ณ„๋กœ ์•Œ๋ ค์ค˜.
SELECT ci.camera_name, ec.code_name, er.risk_level, COUNT(*) AS event_count FROM event_info ei JOIN camera_info ci ON ei.camera_id = ci.camera_id JOIN event_codes ec ON ei.code_id = ec.code_id JOIN event_risks er ON ec.risk_id = er.risk_id WHERE (ei.start_frame_at BETWEEN '2025-06-26 00:00:00' AND '2025-06-26 23:59:59'...
event_info์—์„œ ์ด๋ฒคํŠธ ๋ฐœ์ƒ ์‹œ๊ฐ„ ์กฐ๊ฑด์„ ๊ฑธ๊ณ , camera_info์™€ event_codes, event_risks๋ฅผ JOINํ•˜์—ฌ ์นด๋ฉ”๋ผ ์ด๋ฆ„, ์ด๋ฒคํŠธ๋ช…, ์œ„ํ—˜ ์ˆ˜์ค€์„ ๊ฐ€์ ธ์˜จ๋‹ค. ๋ฒ”์ฃ„ ๊ด€๋ จ ์ด๋ฒคํŠธ๋Š” ์œ„ํ—˜ ์ˆ˜์ค€์ด ์ค‘, ์ƒ, ์ตœ์ƒ์ธ ๊ฒƒ์œผ๋กœ ๊ฐ€์ •ํ•˜๊ณ  ํ•„ํ„ฐ๋งํ•œ๋‹ค. GROUP BY๋กœ ์นด๋ฉ”๋ผ, ์ด๋ฒคํŠธ๋ช…, ์œ„ํ—˜ ์ˆ˜์ค€๋ณ„๋กœ ์ง‘๊ณ„ํ•˜๊ณ , COUNT๋กœ ๊ฑด์ˆ˜๋ฅผ ์„ผ๋‹ค. ๋ถ„์„ ๋ฐ ๋ฆฌํฌํŠธ ์ƒ์„ฑ ๋ชฉ์ ์— ๋ถ€ํ•ฉํ•œ๋‹ค.
true
3
๋ฒ”์ฃ„ ์˜ˆ๋ฐฉ ๋ฐ ๋Œ€์‘
๋ถ„์„ ๋ฐ ๋ฆฌํฌํŠธ ์ƒ์„ฑ
0
์ž‘์—…์žฅ ์•ˆ์ „ ๋„๋ฉ”์ธ์—์„œ, ํŠน์ • ์นด๋ฉ”๋ผ์˜ ์ตœ๊ทผ 1์ฃผ์ผ๊ฐ„ ๋ฐœ์ƒํ•œ ์ด๋ฒคํŠธ ๋ชฉ๋ก์„ ์กฐํšŒํ•˜๋Š” ๊ธฐ๋ณธ ๋ฐ์ดํ„ฐ ์กฐํšŒ ์ฟผ๋ฆฌ๋ฅผ ์ž‘์„ฑํ•œ๋‹ค. DDL์—์„œ event_info์™€ camera_info ํ…Œ์ด๋ธ”์„ ํ™œ์šฉํ•˜์—ฌ ์นด๋ฉ”๋ผ ์ด๋ฆ„์œผ๋กœ camera_id๋ฅผ ์ฐพ๊ณ , ์ตœ๊ทผ 1์ฃผ์ผ(ํ˜„์žฌ ๋‚ ์งœ ๊ธฐ์ค€) ๋™์•ˆ ๋ฐœ์ƒํ•œ ์ด๋ฒคํŠธ๋ฅผ ์กฐํšŒํ•œ๋‹ค.
์ตœ๊ทผ ์ผ์ฃผ์ผ ๋™์•ˆ CAMERA02 ์นด๋ฉ”๋ผ์—์„œ ๋ฐœ์ƒํ•œ ๋ชจ๋“  ์ด๋ฒคํŠธ ๋‚ด์—ญ์„ ๋ณด์—ฌ์ค˜.
SELECT * FROM event_info WHERE camera_id = (SELECT camera_id FROM camera_info WHERE camera_name = 'CAMERA02') AND start_frame_at >= '2025-06-19 00:00:00';
์นด๋ฉ”๋ผ ์ด๋ฆ„์œผ๋กœ camera_id๋ฅผ ์ฐพ๊ธฐ ์œ„ํ•ด ์„œ๋ธŒ์ฟผ๋ฆฌ๋ฅผ ์‚ฌ์šฉํ–ˆ๊ณ , event_info ํ…Œ์ด๋ธ”์—์„œ start_frame_at์ด ์ตœ๊ทผ 1์ฃผ์ผ(2025-06-19 00:00:00๋ถ€ํ„ฐ ํ˜„์žฌ๊นŒ์ง€)์ธ ์ด๋ฒคํŠธ๋ฅผ ์กฐํšŒํ–ˆ๋‹ค. ๊ธฐ๋ณธ ๋ฐ์ดํ„ฐ ์กฐํšŒ์ด๋ฉฐ, ์กฐ์ธ ์—†์ด ์„œ๋ธŒ์ฟผ๋ฆฌ๋งŒ ์‚ฌ์šฉํ•˜์—ฌ ๋‚œ์ด๋„ 2์— ์ ํ•ฉํ•˜๋‹ค.
true
2
์ž‘์—…์žฅ ์•ˆ์ „
๊ธฐ๋ณธ ๋ฐ์ดํ„ฐ ์กฐํšŒ
0
๊ตํ†ต ๋ฐ ์ด๋™ ์•ˆ์ „ ๋„๋ฉ”์ธ์—์„œ ์ตœ๊ทผ ์ผ์ฃผ์ผ ๋™์•ˆ ๊ฐ ์นด๋ฉ”๋ผ๋ณ„๋กœ '๋ฌด๋‹จํšก๋‹จ' ์ด๋ฒคํŠธ๊ฐ€ ๋ฐœ์ƒํ•œ ํšŸ์ˆ˜์™€ ํ•ด๋‹น ์นด๋ฉ”๋ผ์˜ ์œ„์น˜ ์ •๋ณด๋ฅผ ํ•จ๊ป˜ ๋ฆฌํฌํŠธํ•˜๋Š” ์ฟผ๋ฆฌ๋ฅผ ์ž‘์„ฑํ•œ๋‹ค. event_info, event_codes, camera_info ํ…Œ์ด๋ธ”์„ JOINํ•˜์—ฌ ์นด๋ฉ”๋ผ๋ณ„ ์ด๋ฒคํŠธ ์ง‘๊ณ„์™€ ์œ„์น˜ ์ •๋ณด๊นŒ์ง€ ํฌํ•จํ•œ๋‹ค.
์ตœ๊ทผ ์ผ์ฃผ์ผ ๋™์•ˆ ๊ฐ ์นด๋ฉ”๋ผ๋ณ„๋กœ ๋ฌด๋‹จํšก๋‹จ ์ด๋ฒคํŠธ๊ฐ€ ๋ช‡ ๋ฒˆ ๋ฐœ์ƒํ–ˆ๋Š”์ง€, ๊ทธ๋ฆฌ๊ณ  ํ•ด๋‹น ์นด๋ฉ”๋ผ์˜ ์œ„์น˜๋Š” ์–ด๋””์ธ์ง€ ์•Œ๋ ค์ค˜.
SELECT ci.camera_name, ci.location_name, ci.location_address, COUNT(ei.event_id) AS event_count FROM event_info ei JOIN event_codes ec ON ei.code_id = ec.code_id JOIN camera_info ci ON ei.camera_id = ci.camera_id WHERE ec.code_name = '๋ฌด๋‹จํšก๋‹จ' AND ei.start_frame_at >= '2025-06-19 00:00:00' AND ei.start_frame_at <= '2025...
event_info์™€ event_codes, camera_info๋ฅผ JOINํ•˜์—ฌ ๋ฌด๋‹จํšก๋‹จ ์ด๋ฒคํŠธ๋งŒ ํ•„ํ„ฐ๋งํ•˜๊ณ , ์ตœ๊ทผ ์ผ์ฃผ์ผ(ํ˜„์žฌ ๋‚ ์งœ ๊ธฐ์ค€) ๋™์•ˆ ์นด๋ฉ”๋ผ๋ณ„๋กœ ์ด๋ฒคํŠธ ๋ฐœ์ƒ ํšŸ์ˆ˜๋ฅผ ์ง‘๊ณ„ํ•œ๋‹ค. GROUP BY๋กœ ์นด๋ฉ”๋ผ๋ณ„๋กœ ๋ฌถ๊ณ , ์œ„์น˜ ์ •๋ณด๋„ ํ•จ๊ป˜ ์กฐํšŒํ•œ๋‹ค. ORDER BY๋กœ ์ด๋ฒคํŠธ ๋ฐœ์ƒ์ด ๋งŽ์€ ์ˆœ์„œ๋กœ ์ •๋ ฌํ•˜์—ฌ ๋ฆฌํฌํŠธ ํ˜•ํƒœ์— ๋งž์ท„๋‹ค.
true
4
๊ตํ†ต ๋ฐ ์ด๋™ ์•ˆ์ „
๋ถ„์„ ๋ฐ ๋ฆฌํฌํŠธ ์ƒ์„ฑ
0
์‚ฐ์—…์•ˆ์ „ ๋„๋ฉ”์ธ์—์„œ, ์—ฌ๋Ÿฌ ํ…Œ์ด๋ธ”์„ ์กฐ์ธํ•˜์—ฌ ํŠน์ • ์œ„ํ—˜ ์ˆ˜์ค€(risk_level)์— ํ•ด๋‹นํ•˜๋Š” ์ด๋ฒคํŠธ์˜ ์ƒ์„ธ ์ •๋ณด๋ฅผ ์กฐํšŒํ•˜๋Š” ์ฟผ๋ฆฌ๋ฅผ ์ž‘์„ฑํ•œ๋‹ค. event_info, event_codes, event_risks, camera_info๋ฅผ ์กฐ์ธํ•˜์—ฌ, ์ตœ๊ทผ 7์ผ๊ฐ„(ํ˜„์žฌ ๋‚ ์งœ ๊ธฐ์ค€) ์œ„ํ—˜ ์ˆ˜์ค€์ด '๋†’์Œ'์ธ ์ด๋ฒคํŠธ์™€ ํ•ด๋‹น ์นด๋ฉ”๋ผ์˜ ์œ„์น˜ ์ •๋ณด๋ฅผ ํ•จ๊ป˜ ์กฐํšŒํ•œ๋‹ค.
์ตœ๊ทผ ์ผ์ฃผ์ผ ๋™์•ˆ ์œ„ํ—˜ ์ˆ˜์ค€์ด '๋†’์Œ'์ธ ์ด๋ฒคํŠธ๊ฐ€ ๋ฐœ์ƒํ•œ ์นด๋ฉ”๋ผ์˜ ์ด๋ฆ„๊ณผ ์œ„์น˜, ์ด๋ฒคํŠธ ๋ฐœ์ƒ ์‹œ๊ฐ„, ์ด๋ฒคํŠธ๋ช…์„ ๋ชจ๋‘ ์•Œ๋ ค์ค˜.
SELECT ci.camera_name, ci.location_name, ei.start_frame_at, ec.code_name FROM event_info ei JOIN event_codes ec ON ei.code_id = ec.code_id JOIN event_risks er ON ec.risk_id = er.risk_id JOIN camera_info ci ON ei.camera_id = ci.camera_id WHERE er.risk_level = '๋†’์Œ' AND ei.start_frame_at BETWEEN '2025-06-19 00:00:00' AND ...
event_info์—์„œ ์ด๋ฒคํŠธ ๋ฐœ์ƒ ์ •๋ณด๋ฅผ ๊ฐ€์ ธ์˜ค๊ณ , event_codes๋ฅผ ์กฐ์ธํ•˜์—ฌ ์ด๋ฒคํŠธ๋ช…์„, event_risks๋ฅผ ์กฐ์ธํ•˜์—ฌ ์œ„ํ—˜ ์ˆ˜์ค€์„ ํ™•์ธํ•œ๋‹ค. camera_info๋ฅผ ์กฐ์ธํ•˜์—ฌ ์นด๋ฉ”๋ผ ์ด๋ฆ„๊ณผ ์œ„์น˜๋ฅผ ๊ฐ€์ ธ์˜จ๋‹ค. ์œ„ํ—˜ ์ˆ˜์ค€์ด '๋†’์Œ'์ธ ์ด๋ฒคํŠธ๋งŒ ํ•„ํ„ฐ๋งํ•˜๊ณ , ์ตœ๊ทผ 7์ผ(ํ˜„์žฌ ๋‚ ์งœ ๊ธฐ์ค€)๋กœ ๊ธฐ๊ฐ„์„ ์ œํ•œํ•œ๋‹ค. ์—ฌ๋Ÿฌ ํ…Œ์ด๋ธ” ์กฐ์ธ๊ณผ ๋‚ ์งœ ํ•„ํ„ฐ๋ง, ๋‹ค์ค‘ ์ปฌ๋Ÿผ ์กฐํšŒ๋กœ ๋‚œ์ด๋„ 4์— ๋ถ€ํ•ฉํ•œ๋‹ค.
true
4
์‚ฐ์—…์•ˆ์ „
๊ธฐ๋ณธ ๋ฐ์ดํ„ฐ ์กฐํšŒ
0
1. ์ตœ๊ทผ 1๊ฐœ์›”(2025-05-26~2025-06-26) ๋™์•ˆ ๋ชจ๋“  ์นด๋ฉ”๋ผ๋ณ„๋กœ ๋ฐœ์ƒํ•œ ๋ฒ”์ฃ„ ๊ด€๋ จ ์ด๋ฒคํŠธ(์˜ˆ: '์นจ์ž…', '๋„๋‚œ', 'ํญํ–‰' ๋“ฑ)์˜ ๊ฑด์ˆ˜์™€, ๊ฐ ์ด๋ฒคํŠธ์˜ ์œ„ํ—˜ ๋“ฑ๊ธ‰(risk_level)๋ณ„ ๊ฑด์ˆ˜, ๊ทธ๋ฆฌ๊ณ  ๊ฐ€์žฅ ๋งŽ์ด ๋ฐœ์ƒํ•œ ์ด๋ฒคํŠธ๋ช…์„ ํ•จ๊ป˜ ๋ฆฌํฌํŠธํ•œ๋‹ค. 2. event_info, event_codes, event_risks, camera_info ํ…Œ์ด๋ธ”์„ JOINํ•˜์—ฌ ์นด๋ฉ”๋ผ๋ช…, ์ด๋ฒคํŠธ๋ช…, ์œ„ํ—˜ ๋“ฑ๊ธ‰, ์ด๋ฒคํŠธ ๊ฑด์ˆ˜๋ฅผ ์ง‘๊ณ„ํ•œ๋‹ค. 3. GROUP BY์™€ ์ง‘๊ณ„ ํ•จ์ˆ˜, ์„œ๋ธŒ์ฟผ๋ฆฌ, ์œˆ๋„์šฐ ํ•จ์ˆ˜ ๋“ฑ์„ ํ™œ์šฉํ•œ๋‹ค.
์ตœ๊ทผ ํ•œ ๋‹ฌ ๋™์•ˆ ๊ฐ ์นด๋ฉ”๋ผ๋ณ„๋กœ ๋ฐœ์ƒํ•œ ๋ฒ”์ฃ„ ๊ด€๋ จ ์ด๋ฒคํŠธ์˜ ์œ„ํ—˜ ๋“ฑ๊ธ‰๋ณ„ ๊ฑด์ˆ˜์™€, ๊ฐ ์นด๋ฉ”๋ผ์—์„œ ๊ฐ€์žฅ ๋งŽ์ด ๋ฐœ์ƒํ•œ ๋ฒ”์ฃ„ ์ด๋ฒคํŠธ๋ช…์„ ์•Œ๋ ค์ค˜.
WITH crime_events AS ( SELECT ei.camera_id, ci.camera_name, ec.code_id, ec.code_name, er.risk_level, COUNT(*) AS event_count FROM event_info ei JOIN event_codes ec ON ei.code_id = ec.code_id JOIN event_risks er ON ec.risk_id = er.risk_id JOIN camera_info ci ON ei.camera_id = ci.camera_id WHERE ei.start_fram...
์ด ์ฟผ๋ฆฌ๋Š” ์ตœ๊ทผ ํ•œ ๋‹ฌ๊ฐ„(2025-05-26~2025-06-26) ๋ฒ”์ฃ„ ๊ด€๋ จ ์ด๋ฒคํŠธ(์นจ์ž…, ๋„๋‚œ, ํญํ–‰)์— ๋Œ€ํ•ด ์นด๋ฉ”๋ผ๋ณ„, ์œ„ํ—˜ ๋“ฑ๊ธ‰๋ณ„๋กœ ์ด๋ฒคํŠธ ๊ฑด์ˆ˜๋ฅผ ์ง‘๊ณ„ํ•˜๊ณ , ๊ฐ ์นด๋ฉ”๋ผ์—์„œ ๊ฐ€์žฅ ๋งŽ์ด ๋ฐœ์ƒํ•œ ์ด๋ฒคํŠธ๋ช…์„ ์œˆ๋„์šฐ ํ•จ์ˆ˜์™€ ์„œ๋ธŒ์ฟผ๋ฆฌ๋ฅผ ์ด์šฉํ•ด ํ•จ๊ป˜ ๋ฆฌํฌํŠธํ•œ๋‹ค. event_info, event_codes, event_risks, camera_info๋ฅผ JOINํ•˜์—ฌ ํ•„์š”ํ•œ ์ •๋ณด๋ฅผ ๋ชจ๋‘ ์ถ”์ถœํ•˜๋ฉฐ, GROUP BY์™€ ์ง‘๊ณ„ ํ•จ์ˆ˜, RANK ์œˆ๋„์šฐ ํ•จ์ˆ˜๋ฅผ ์ ์ ˆํžˆ ํ™œ์šฉํ•˜์˜€๋‹ค. ๋ณต์žกํ•œ ๋ถ„์„ ๋ฐ ๋ฆฌํฌํŠธ ์ƒ์„ฑ ์œ ํ˜•์— ๋ถ€ํ•ฉํ•œ๋‹ค.
true
5
๋ฒ”์ฃ„ ์˜ˆ๋ฐฉ ๋ฐ ๋Œ€์‘
๋ถ„์„ ๋ฐ ๋ฆฌํฌํŠธ ์ƒ์„ฑ
0
์ž‘์—…์žฅ ์•ˆ์ „ ๋ถ„์•ผ์—์„œ ๊ฐ€์žฅ ์‰ฌ์šด ๋‚œ์ด๋„์˜ ํ†ต๊ณ„ ์ •๋ณด ์กฐํšŒ๋ฅผ ์œ„ํ•ด, ์˜ค๋Š˜(2025-06-26) ๋ฐœ์ƒํ•œ ์ „์ฒด ์ด๋ฒคํŠธ ์ˆ˜๋ฅผ ๋ฌป๋Š” ์งˆ๋ฌธ์„ ์ƒ์„ฑํ•œ๋‹ค. event_info ํ…Œ์ด๋ธ”์—์„œ ์˜ค๋Š˜ ๋‚ ์งœ์— ํ•ด๋‹นํ•˜๋Š” ์ด๋ฒคํŠธ๋ฅผ COUNT๋กœ ์ง‘๊ณ„ํ•œ๋‹ค.
์˜ค๋Š˜ ๋ฐœ์ƒํ•œ ์ „์ฒด ์ด๋ฒคํŠธ ์ˆ˜๋ฅผ ์•Œ๋ ค์ค˜.
SELECT COUNT(*) FROM event_info WHERE start_frame_at BETWEEN '2025-06-26 00:00:00' AND '2025-06-26 23:59:59';
์ž‘์—…์žฅ ์•ˆ์ „ ๋ถ„์•ผ์—์„œ ์˜ค๋Š˜ ๋ฐœ์ƒํ•œ ์ „์ฒด ์ด๋ฒคํŠธ ์ˆ˜๋ฅผ ๋ฌป๋Š” ์งˆ๋ฌธ์€ ๋‚œ์ด๋„ 1์— ์ ํ•ฉํ•˜๋‹ค. event_info ํ…Œ์ด๋ธ”์—์„œ start_frame_at์ด ์˜ค๋Š˜ ๋‚ ์งœ์— ํ•ด๋‹นํ•˜๋Š” ๋ ˆ์ฝ”๋“œ์˜ ๊ฐœ์ˆ˜๋ฅผ COUNT๋กœ ์ง‘๊ณ„ํ•˜๋ฉด ๋œ๋‹ค. ์ง‘๊ณ„ ํ•จ์ˆ˜ ์‚ฌ์šฉ ์‹œ GROUP BY๊ฐ€ ํ•„์š” ์—†์œผ๋ฏ€๋กœ ๋‹จ์ˆœ COUNT๋งŒ ์‚ฌ์šฉํ•˜์˜€๋‹ค.
true
1
์ž‘์—…์žฅ ์•ˆ์ „
ํ†ต๊ณ„ ์ •๋ณด ์กฐํšŒ
0
์ž‘์—…์žฅ ์•ˆ์ „ ๋„๋ฉ”์ธ์—์„œ, ํŠน์ • ๋‚ ์งœ(์˜ค๋Š˜) ๋™์•ˆ ๊ฐ ์นด๋ฉ”๋ผ๋ณ„๋กœ ์œ„ํ—˜ ์ˆ˜์ค€์ด '๋†’์Œ'์ธ ์ด๋ฒคํŠธ๊ฐ€ ๋ช‡ ๋ฒˆ ๋ฐœ์ƒํ–ˆ๋Š”์ง€ ํ†ต๊ณ„ ์ •๋ณด๋ฅผ ์กฐํšŒํ•˜๋Š” ์ฟผ๋ฆฌ๋ฅผ ์ž‘์„ฑํ•œ๋‹ค. event_info, event_codes, event_risks, camera_info ํ…Œ์ด๋ธ”์„ JOINํ•˜์—ฌ ์นด๋ฉ”๋ผ ์ด๋ฆ„๊ณผ ์œ„ํ—˜ ์ˆ˜์ค€, ์ด๋ฒคํŠธ ๋ฐœ์ƒ ํšŸ์ˆ˜๋ฅผ ์ง‘๊ณ„ํ•œ๋‹ค.
์˜ค๋Š˜(2025๋…„ 6์›” 26์ผ) ๊ฐ ์นด๋ฉ”๋ผ๋ณ„๋กœ ์œ„ํ—˜ ์ˆ˜์ค€์ด '๋†’์Œ'์ธ ์ด๋ฒคํŠธ๊ฐ€ ๋ช‡ ๋ฒˆ ๋ฐœ์ƒํ–ˆ๋Š”์ง€ ์•Œ๋ ค์ค˜.
SELECT ci.camera_name, COUNT(*) AS high_risk_event_count FROM event_info ei JOIN event_codes ec ON ei.code_id = ec.code_id JOIN event_risks er ON ec.risk_id = er.risk_id JOIN camera_info ci ON ei.camera_id = ci.camera_id WHERE er.risk_level = '๋†’์Œ' AND ((ei.start_frame_at BETWEEN '2025-06-26 00:00:00' AND '2025-06-26 ...
event_info์—์„œ ์ด๋ฒคํŠธ ๋ฐœ์ƒ ์ •๋ณด๋ฅผ ๊ฐ€์ ธ์˜ค๊ณ , event_codes์™€ event_risks๋ฅผ JOINํ•˜์—ฌ ์œ„ํ—˜ ์ˆ˜์ค€์ด '๋†’์Œ'์ธ ์ด๋ฒคํŠธ๋งŒ ํ•„ํ„ฐ๋งํ•œ๋‹ค. camera_info๋ฅผ JOINํ•˜์—ฌ ์นด๋ฉ”๋ผ ์ด๋ฆ„์„ ๊ฐ€์ ธ์˜ค๊ณ , ์˜ค๋Š˜ ๋‚ ์งœ์— ํ•ด๋‹นํ•˜๋Š” ์ด๋ฒคํŠธ๋งŒ ์ง‘๊ณ„ํ•œ๋‹ค. GROUP BY๋กœ ์นด๋ฉ”๋ผ๋ณ„๋กœ ์ง‘๊ณ„ํ•˜์—ฌ ๊ฐ ์นด๋ฉ”๋ผ์˜ '๋†’์Œ' ์œ„ํ—˜ ์ด๋ฒคํŠธ ๋ฐœ์ƒ ํšŸ์ˆ˜๋ฅผ ๊ตฌํ•œ๋‹ค.
true
3
์ž‘์—…์žฅ ์•ˆ์ „
ํ†ต๊ณ„ ์ •๋ณด ์กฐํšŒ
0
๋ฒ”์ฃ„ ์˜ˆ๋ฐฉ ๋ฐ ๋Œ€์‘ ๋„๋ฉ”์ธ์—์„œ ๊ฐ€์žฅ ๋‹จ์ˆœํ•œ ํ†ต๊ณ„ ์ •๋ณด ์กฐํšŒ๋ฅผ ์œ„ํ•ด, ํŠน์ • ์นด๋ฉ”๋ผ์—์„œ ์˜ค๋Š˜ ๋ฐœ์ƒํ•œ ์ด๋ฒคํŠธ์˜ ์ด ๊ฐœ์ˆ˜๋ฅผ ๋ฌป๋Š” ์งˆ๋ฌธ์„ ์ƒ์„ฑํ•œ๋‹ค. DDL์—์„œ event_info์™€ camera_info ํ…Œ์ด๋ธ”์„ ํ™œ์šฉํ•˜์—ฌ, ์˜ค๋Š˜ ๋‚ ์งœ์— ํ•ด๋‹นํ•˜๋Š” ์ด๋ฒคํŠธ ๊ฐœ์ˆ˜๋ฅผ COUNT๋กœ ์กฐํšŒํ•œ๋‹ค.
์˜ค๋Š˜ ๋ฐœ์ƒํ•œ ๋ชจ๋“  ์ด๋ฒคํŠธ์˜ ๊ฐœ์ˆ˜๋ฅผ ์•Œ๋ ค์ค˜.
SELECT COUNT(*) FROM event_info WHERE start_frame_at::date = '2025-06-26';
๋ฒ”์ฃ„ ์˜ˆ๋ฐฉ ๋ฐ ๋Œ€์‘์—์„œ ์˜ค๋Š˜(2025-06-26) ๋ฐœ์ƒํ•œ ๋ชจ๋“  ์ด๋ฒคํŠธ์˜ ๊ฐœ์ˆ˜๋ฅผ ๋ฌป๋Š” ๋‹จ์ˆœ ํ†ต๊ณ„ ์งˆ์˜์ด๋‹ค. event_info ํ…Œ์ด๋ธ”์˜ start_frame_at ์ปฌ๋Ÿผ์„ ๋‚ ์งœ๋กœ ๋ณ€ํ™˜ํ•˜์—ฌ ์˜ค๋Š˜ ๋‚ ์งœ์™€ ์ผ์น˜ํ•˜๋Š” ํ–‰์˜ ๊ฐœ์ˆ˜๋ฅผ COUNT๋กœ ์ง‘๊ณ„ํ•œ๋‹ค. JOIN์ด๋‚˜ ๋ณต์žกํ•œ ์กฐ๊ฑด ์—†์ด ๋‹จ์ผ ํ…Œ์ด๋ธ”๊ณผ ์ง‘๊ณ„ ํ•จ์ˆ˜๋งŒ ์‚ฌ์šฉํ•˜์—ฌ ๋‚œ์ด๋„ 1์— ์ ํ•ฉํ•˜๋‹ค.
true
1
๋ฒ”์ฃ„ ์˜ˆ๋ฐฉ ๋ฐ ๋Œ€์‘
ํ†ต๊ณ„ ์ •๋ณด ์กฐํšŒ
0