diff --git a/aler_index数据库 b/aler_index数据库
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+CREATE DATABASE IF NOT EXISTS monitor CHARACTER SET utf8mb4 COLLATE utf8mb4_unicode_ci;
+USE monitor;
+
+-- 用户告警订阅配置表
+CREATE TABLE `alert_subscribe` (
+  `id` int unsigned NOT NULL AUTO_INCREMENT COMMENT '主键',
+  `uid` varchar(64) NOT NULL COMMENT '登录用户唯一标识',
+  `severity` varchar(255) DEFAULT '' COMMENT '订阅级别，逗号分隔 critical,warning,info',
+  `instance` varchar(500) DEFAULT '' COMMENT '订阅实例模糊匹配，多值逗号分隔',
+  `alertname` varchar(500) DEFAULT '' COMMENT '订阅告警名称模糊匹配，多值逗号分隔',
+  `dingtalk_webhook` varchar(600) DEFAULT '' COMMENT '钉钉机器人地址',
+  `wecom_webhook` varchar(600) DEFAULT '' COMMENT '企业微信机器人地址',
+  `mail_receiver` varchar(600) DEFAULT '' COMMENT '接收邮箱，多邮箱逗号分隔',
+  `enable` tinyint unsigned DEFAULT 1 COMMENT '1启用订阅 0关闭',
+  `created_at` TIMESTAMP DEFAULT CURRENT_TIMESTAMP COMMENT '创建时间',
+  `updated_at` TIMESTAMP DEFAULT CURRENT_TIMESTAMP ON UPDATE CURRENT_TIMESTAMP COMMENT '更新时间',
+  PRIMARY KEY (`id`),
+  UNIQUE KEY idx_uid (`uid`)
+) ENGINE=InnoDB DEFAULT CHARSET=utf8mb4 COMMENT='用户告警订阅配置';
+
+-- 推送记录日志表（带分页查询）
+CREATE TABLE `alert_push_log` (
+  `id` bigint unsigned NOT NULL AUTO_INCREMENT,
+  `uid` varchar(64) NOT NULL,
+  `alert_info` text NOT NULL COMMENT '告警JSON信息',
+  `channel` varchar(20) NOT NULL COMMENT 'dingtalk / wecom / mail',
+  `status` tinyint unsigned NOT NULL COMMENT '1成功 0失败',
+  `remark` text DEFAULT '' COMMENT '返回日志',
+  `push_time` TIMESTAMP DEFAULT CURRENT_TIMESTAMP COMMENT '推送时间',
+  PRIMARY KEY (`id`),
+  KEY idx_uid_time (`uid`,`push_time`)
+) ENGINE=InnoDB DEFAULT CHARSET=utf8mb4 COMMENT='告警推送日志';
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