feat: 实现数据库迁移、搜索和分页功能
- 添加数据库迁移系统和初始用户表迁移 - 实现搜索功能模块和API - 实现分页功能支持 - 添加相关测试文件 - 更新项目配置和文档
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migrations/001_initial_users_table.sql
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migrations/001_initial_users_table.sql
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-- 初始用户表创建
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-- Migration: 001_initial_users_table
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-- Description: 创建用户表和基础索引
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CREATE TABLE IF NOT EXISTS users (
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id TEXT PRIMARY KEY,
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username TEXT UNIQUE NOT NULL,
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email TEXT NOT NULL,
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password_hash TEXT NOT NULL,
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created_at TEXT NOT NULL,
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updated_at TEXT NOT NULL
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);
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-- 创建索引以提高查询性能
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CREATE INDEX IF NOT EXISTS idx_users_username ON users(username);
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CREATE INDEX IF NOT EXISTS idx_users_email ON users(email);
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CREATE INDEX IF NOT EXISTS idx_users_created_at ON users(created_at);
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migrations/002_add_user_indexes.sql
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migrations/002_add_user_indexes.sql
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-- 添加用户表索引优化
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-- Migration: 002_add_user_indexes
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-- Description: 为用户表添加性能优化索引
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-- 为邮箱字段添加索引(如果不存在)
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CREATE INDEX IF NOT EXISTS idx_users_email ON users(email);
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-- 为创建时间添加索引(用于排序查询)
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CREATE INDEX IF NOT EXISTS idx_users_created_at ON users(created_at);
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-- 为更新时间添加索引
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CREATE INDEX IF NOT EXISTS idx_users_updated_at ON users(updated_at);
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-- 添加复合索引用于常见查询模式
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CREATE INDEX IF NOT EXISTS idx_users_username_email ON users(username, email);
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