57 lines
2.6 KiB
MySQL
57 lines
2.6 KiB
MySQL
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-- 迁移关注数据脚本
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-- 步骤1: 创建新的关注记录表
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CREATE TABLE IF NOT EXISTS `eb_follow_record` (
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`id` bigint(20) NOT NULL AUTO_INCREMENT COMMENT '主键ID',
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`follower_id` int(11) NOT NULL COMMENT '关注者用户ID',
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`follower_nickname` varchar(50) DEFAULT NULL COMMENT '关注者昵称',
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`follower_phone` varchar(20) DEFAULT NULL COMMENT '关注者手机号',
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`followed_id` int(11) NOT NULL COMMENT '被关注者用户ID',
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`followed_nickname` varchar(50) DEFAULT NULL COMMENT '被关注者昵称',
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`followed_phone` varchar(20) DEFAULT NULL COMMENT '被关注者手机号',
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`follow_status` tinyint(4) NOT NULL DEFAULT '1' COMMENT '关注状态：1-已关注 0-已取消',
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`is_deleted` tinyint(4) NOT NULL DEFAULT '0' COMMENT '逻辑删除：0-未删除 1-已删除',
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`create_time` datetime NOT NULL DEFAULT CURRENT_TIMESTAMP COMMENT '创建时间',
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`update_time` datetime NOT NULL DEFAULT CURRENT_TIMESTAMP ON UPDATE CURRENT_TIMESTAMP COMMENT '更新时间',
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`ext_field1` varchar(100) DEFAULT NULL COMMENT '扩展字段1：关注来源/渠道',
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`ext_field2` int(11) DEFAULT NULL COMMENT '扩展字段2：关注类型/优先级',
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`ext_field3` varchar(200) DEFAULT NULL COMMENT '扩展字段3：特殊标记/备注',
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`ext_field4` bigint(20) DEFAULT NULL COMMENT '扩展字段4：关联数据ID',
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`ext_field5` text COMMENT '扩展字段5：JSON扩展数据',
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PRIMARY KEY (`id`),
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UNIQUE KEY `uk_follower_followed` (`follower_id`,`followed_id`),
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KEY `idx_follower_id` (`follower_id`),
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KEY `idx_followed_id` (`followed_id`),
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KEY `idx_follow_status` (`follow_status`),
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KEY `idx_is_deleted` (`is_deleted`),
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KEY `idx_create_time` (`create_time`)
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) ENGINE=InnoDB DEFAULT CHARSET=utf8mb4 COMMENT='关注记录表';
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-- 步骤2: 检查 eb_user_follow 表是否存在数据
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-- 如果存在，迁移数据到新表
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INSERT IGNORE INTO eb_follow_record (follower_id, follower_nickname, follower_phone, followed_id, followed_nickname, followed_phone, follow_status, is_deleted, create_time)
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SELECT
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uf.user_id as follower_id,
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u1.nickname as follower_nickname,
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u1.phone as follower_phone,
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uf.follow_user_id as followed_id,
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u2.nickname as followed_nickname,
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u2.phone as followed_phone,
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1 as follow_status,
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0 as is_deleted,
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uf.create_time
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FROM eb_user_follow uf
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LEFT JOIN eb_user u1 ON uf.user_id = u1.uid
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LEFT JOIN eb_user u2 ON uf.follow_user_id = u2.uid
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WHERE EXISTS (SELECT 1 FROM eb_user_follow LIMIT 1);
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-- 步骤3: 验证数据迁移
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SELECT
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'原表记录数' as description,
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COUNT(*) as count
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FROM eb_user_follow
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UNION ALL
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SELECT
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'新表记录数' as description,
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COUNT(*) as count
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FROM eb_follow_record;
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