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File size: 2,673 Bytes
5b308fe | 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 | -- Create database
CREATE DATABASE IF NOT EXISTS ai_assistant CHARACTER SET utf8mb4 COLLATE utf8mb4_unicode_ci;
USE ai_assistant;
-- Users table
CREATE TABLE IF NOT EXISTS users (
id INT AUTO_INCREMENT PRIMARY KEY,
name VARCHAR(255) NOT NULL,
email VARCHAR(255) UNIQUE NOT NULL,
role VARCHAR(100),
join_date DATE,
preferences JSON,
created_at TIMESTAMP DEFAULT CURRENT_TIMESTAMP,
updated_at TIMESTAMP DEFAULT CURRENT_TIMESTAMP ON UPDATE CURRENT_TIMESTAMP,
INDEX idx_email (email)
) ENGINE = InnoDB DEFAULT CHARSET = utf8mb4 COLLATE = utf8mb4_unicode_ci;
-- Notes table
CREATE TABLE IF NOT EXISTS notes (
id INT AUTO_INCREMENT PRIMARY KEY,
user_id INT NOT NULL,
title VARCHAR(500) NOT NULL,
content TEXT NOT NULL,
tags JSON,
created_at TIMESTAMP DEFAULT CURRENT_TIMESTAMP,
updated_at TIMESTAMP DEFAULT CURRENT_TIMESTAMP ON UPDATE CURRENT_TIMESTAMP,
FOREIGN KEY (user_id) REFERENCES users (id) ON DELETE CASCADE,
INDEX idx_user_id (user_id),
INDEX idx_created_at (created_at),
FULLTEXT INDEX idx_content (title, content)
) ENGINE = InnoDB DEFAULT CHARSET = utf8mb4 COLLATE = utf8mb4_unicode_ci;
-- Chats table
CREATE TABLE IF NOT EXISTS chats (
id INT AUTO_INCREMENT PRIMARY KEY,
user_id INT NOT NULL,
title VARCHAR(500) DEFAULT 'New Chat',
created_at TIMESTAMP DEFAULT CURRENT_TIMESTAMP,
last_message_at TIMESTAMP DEFAULT CURRENT_TIMESTAMP ON UPDATE CURRENT_TIMESTAMP,
FOREIGN KEY (user_id) REFERENCES users (id) ON DELETE CASCADE,
INDEX idx_user_id (user_id),
INDEX idx_last_message_at (last_message_at)
) ENGINE = InnoDB DEFAULT CHARSET = utf8mb4 COLLATE = utf8mb4_unicode_ci;
-- Messages table
CREATE TABLE IF NOT EXISTS messages (
id INT AUTO_INCREMENT PRIMARY KEY,
chat_id INT NOT NULL,
role ENUM('user', 'assistant', 'system') NOT NULL,
content TEXT NOT NULL,
metadata JSON,
created_at TIMESTAMP DEFAULT CURRENT_TIMESTAMP,
FOREIGN KEY (chat_id) REFERENCES chats (id) ON DELETE CASCADE,
INDEX idx_chat_id (chat_id),
INDEX idx_created_at (created_at)
) ENGINE = InnoDB DEFAULT CHARSET = utf8mb4 COLLATE = utf8mb4_unicode_ci;
-- Policies table
CREATE TABLE IF NOT EXISTS policies (
id INT AUTO_INCREMENT PRIMARY KEY,
user_id INT NOT NULL,
title VARCHAR(500) NOT NULL,
content TEXT NOT NULL,
file_path VARCHAR(1000),
uploaded_at TIMESTAMP DEFAULT CURRENT_TIMESTAMP,
FOREIGN KEY (user_id) REFERENCES users (id) ON DELETE CASCADE,
INDEX idx_user_id (user_id),
FULLTEXT INDEX idx_policy_content (title, content)
) ENGINE = InnoDB DEFAULT CHARSET = utf8mb4 COLLATE = utf8mb4_unicode_ci; |