26 lines
1.1 KiB
SQL
26 lines
1.1 KiB
SQL
-- 新分销逻辑数据库迁移脚本
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-- 为 referral_bindings 表添加新字段
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-- 1. 添加新字段
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ALTER TABLE referral_bindings
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ADD COLUMN IF NOT EXISTS last_purchase_date DATETIME NULL COMMENT '最后一次购买时间',
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ADD COLUMN IF NOT EXISTS purchase_count INT DEFAULT 0 COMMENT '购买次数',
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ADD COLUMN IF NOT EXISTS total_commission DECIMAL(10,2) DEFAULT 0.00 COMMENT '累计佣金';
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-- 2. 添加索引优化查询
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ALTER TABLE referral_bindings
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ADD INDEX IF NOT EXISTS idx_referee_status (referee_id, status),
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ADD INDEX IF NOT EXISTS idx_expiry_purchase (expiry_date, purchase_count, status);
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-- 3. 修改 status 枚举（添加 cancelled 状态）
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ALTER TABLE referral_bindings
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MODIFY COLUMN status ENUM('active', 'converted', 'expired', 'cancelled') DEFAULT 'active' COMMENT '绑定状态';
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-- 4. 验证字段已添加
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SHOW COLUMNS FROM referral_bindings LIKE 'last_purchase_date';
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SHOW COLUMNS FROM referral_bindings LIKE 'purchase_count';
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SHOW COLUMNS FROM referral_bindings LIKE 'total_commission';
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-- 5. 查看索引
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SHOW INDEX FROM referral_bindings;
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