14 lines
1.3 KiB
MySQL
14 lines
1.3 KiB
MySQL
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CREATE TABLE `ai_conversation_history` (
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`id` bigint(20) NOT NULL AUTO_INCREMENT COMMENT '主键id，自增',
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`user_id` bigint(20) NOT NULL COMMENT '用户id',
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`session_id` varchar(36) NOT NULL COMMENT '会话id',
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`role` varchar(20) NOT NULL COMMENT '角色：user或assistant',
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`content` text NOT NULL COMMENT '消息内容',
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`timestamp` bigint(20) NOT NULL COMMENT '消息时间戳',
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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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PRIMARY KEY (`id`),
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KEY `idx_session_id` (`session_id`),
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KEY `idx_user_id` (`user_id`),
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KEY `idx_timestamp` (`timestamp`)
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) ENGINE=InnoDB DEFAULT CHARSET=utf8mb4 COMMENT='AI聊天历史表';
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