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2026-07-17 18:49:07 +08:00
commit 9c7d7abdd4
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+-- 模拟交易系统 - PostgreSQL 数据库表
+-- 运行方式: psql -U postgres -d stock_app -f init_sim_trade.sql
+
+-- 模拟交易记录表
+CREATE TABLE IF NOT EXISTS sim_trades (
+    id SERIAL PRIMARY KEY,
+    user_id INTEGER REFERENCES users(id) ON DELETE CASCADE,
+    stock_code VARCHAR(10) NOT NULL,
+    stock_name VARCHAR(50),
+    trade_type VARCHAR(10) NOT NULL,  -- 'buy' 或 'sell'
+    price DECIMAL(10,4) NOT NULL,
+    quantity INTEGER NOT NULL DEFAULT 1000,
+    trade_date DATE NOT NULL,
+    trade_time TIME,
+    recommend_rate DECIMAL(5,2),  -- 推荐率
+    signal_reason TEXT,  -- 交易信号原因
+    commission DECIMAL(10,4) DEFAULT 0,  -- 佣金 (万2.5, 最低5元)
+    stamp_tax DECIMAL(10,4) DEFAULT 0,   -- 印花税 (千1, 仅卖出)
+    total_fee DECIMAL(10,4) DEFAULT 0,   -- 总手续费
+    created_at TIMESTAMP DEFAULT CURRENT_TIMESTAMP
+);
+
+-- 模拟持仓表
+CREATE TABLE IF NOT EXISTS sim_positions (
+    id SERIAL PRIMARY KEY,
+    user_id INTEGER REFERENCES users(id) ON DELETE CASCADE,
+    stock_code VARCHAR(10) NOT NULL,
+    stock_name VARCHAR(50),
+    quantity INTEGER NOT NULL DEFAULT 0,
+    avg_cost DECIMAL(10,4) NOT NULL DEFAULT 0,
+    total_cost DECIMAL(15,4) NOT NULL DEFAULT 0,
+    current_price DECIMAL(10,4),
+    updated_at TIMESTAMP DEFAULT CURRENT_TIMESTAMP,
+    UNIQUE(user_id, stock_code)
+);
+
+-- 模拟交易统计表（每日汇总）
+CREATE TABLE IF NOT EXISTS sim_daily_stats (
+    id SERIAL PRIMARY KEY,
+    user_id INTEGER REFERENCES users(id) ON DELETE CASCADE,
+    stat_date DATE NOT NULL,
+    total_market_value DECIMAL(15,4) DEFAULT 0,  -- 总市值
+    total_cost DECIMAL(15,4) DEFAULT 0,  -- 总成本
+    unrealized_profit DECIMAL(15,4) DEFAULT 0,  -- 浮动盈亏
+    realized_profit DECIMAL(15,4) DEFAULT 0,  -- 已实现盈亏
+    total_profit DECIMAL(15,4) DEFAULT 0,  -- 总盈亏
+    trade_count INTEGER DEFAULT 0,  -- 当日交易次数
+    created_at TIMESTAMP DEFAULT CURRENT_TIMESTAMP,
+    UNIQUE(user_id, stat_date)
+);
+
+-- 模拟交易配置表
+CREATE TABLE IF NOT EXISTS sim_config (
+    id SERIAL PRIMARY KEY,
+    user_id INTEGER UNIQUE REFERENCES users(id) ON DELETE CASCADE,
+    initial_capital DECIMAL(15,4) DEFAULT 1000000,  -- 初始资金（默认100万）
+    trade_quantity INTEGER DEFAULT 1000,  -- 每次交易数量
+    auto_trade_enabled BOOLEAN DEFAULT true,  -- 是否启用自动交易
+    auto_trade_time TIME DEFAULT '10:00:00',  -- 自动交易时间
+    created_at TIMESTAMP DEFAULT CURRENT_TIMESTAMP,
+    updated_at TIMESTAMP DEFAULT CURRENT_TIMESTAMP
+);
+
+-- 创建索引
+CREATE INDEX IF NOT EXISTS idx_sim_trades_user ON sim_trades(user_id);
+CREATE INDEX IF NOT EXISTS idx_sim_trades_date ON sim_trades(trade_date);
+CREATE INDEX IF NOT EXISTS idx_sim_trades_stock ON sim_trades(stock_code);
+CREATE INDEX IF NOT EXISTS idx_sim_positions_user ON sim_positions(user_id);
+CREATE INDEX IF NOT EXISTS idx_sim_daily_stats_user_date ON sim_daily_stats(user_id, stat_date);
+
+-- 输出结果
+SELECT 'Simulation trade tables created successfully!' as status;