| { |
| "schema": "library", |
| "dataset_version": "0.2.0", |
| "family": "lib_reader_left_join_null", |
| "model": "deepseek-coder-v2:latest", |
| "model_slug": "deepseek-coder-v2", |
| "model_digest": "63fb193b3a9b4322a18e8c6b250ca2e70a5ff531e962dbf95ba089b2566f2fa5", |
| "quantization": "Q4_0", |
| "parameter_size": "15.7B", |
| "protocol": { |
| "engine": "ollama", |
| "engine_version": "0.40.5", |
| "temperature": 0, |
| "seed": null, |
| "seed_note": "not set: the run protocol specified no seed, so the engine default was used", |
| "num_ctx": 4096, |
| "num_predict": 1200, |
| "responses_per_family": 1 |
| }, |
| "prompt": "Rewrite the following MySQL 8.4 SELECT query for efficiency. Preserve output column names, values, duplicates, NULL behavior and the specified row order for EVERY state allowed by the schema. Do not add indexes or change the schema. Return only one SELECT statement, without markdown or explanation. If no safe improvement is available, return the original query.\nCREATE TABLE lib_readers(id INTEGER PRIMARY KEY, name VARCHAR(40) NOT NULL UNIQUE)\nCREATE TABLE lib_books(id INTEGER PRIMARY KEY, title VARCHAR(40) NOT NULL UNIQUE, price INTEGER NOT NULL)\nCREATE TABLE lib_loans(id INTEGER PRIMARY KEY, reader_id INTEGER NOT NULL, book_id INTEGER NOT NULL, day_no INTEGER NOT NULL, fee INTEGER NOT NULL, returned INTEGER, FOREIGN KEY(reader_id) REFERENCES lib_readers(id), FOREIGN KEY(book_id) REFERENCES lib_books(id))\nQUERY:\nSELECT r.id FROM lib_readers r LEFT JOIN lib_loans l ON l.reader_id=r.id WHERE l.id IS NULL ORDER BY r.id", |
| "prompt_sha256": "0d9c7bd8714301b7756a5ea025ebd0e54d96b0326bc1a4cd85d5e9d54bb32a6c", |
| "candidate_sql": "SELECT r.id \nFROM lib_readers r \nLEFT JOIN lib_loans l ON l.reader_id = r.id \nWHERE l.id IS NULL \nORDER BY r.id;", |
| "provenance": { |
| "collection": "sreb-full-2026-10-19", |
| "collected_utc": "2026-10-18T23:52:47+00:00" |
| }, |
| "raw_response": { |
| "model": "deepseek-coder-v2:latest", |
| "created_at": "2026-10-18T23:53:00.6130346Z", |
| "response": " ```sql\nSELECT r.id \nFROM lib_readers r \nLEFT JOIN lib_loans l ON l.reader_id = r.id \nWHERE l.id IS NULL \nORDER BY r.id;\n```", |
| "done": true, |
| "done_reason": "stop", |
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| "response_text": " ```sql\nSELECT r.id \nFROM lib_readers r \nLEFT JOIN lib_loans l ON l.reader_id = r.id \nWHERE l.id IS NULL \nORDER BY r.id;\n```", |
| "done_reason": "stop", |
| "elapsed_seconds": 14.277, |
| "markdown_removed": true |
| } |
|
|
