eafonyang
24 lines
1.2 KiB
SQL
24 lines
1.2 KiB
SQL
-- ============================================================
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-- 10_support_feedback_messages.sql
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-- 问题反馈对话消息 + feedbacks.updated_at
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-- ============================================================
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-- 工单表增加最后更新时间（列表排序、对话活跃时间）
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ALTER TABLE `www_support_feedbacks`
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ADD COLUMN `updated_at` DATETIME NOT NULL DEFAULT CURRENT_TIMESTAMP ON UPDATE CURRENT_TIMESTAMP AFTER `created_at`;
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-- 对话消息表
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CREATE TABLE IF NOT EXISTS `www_support_feedback_messages` (
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`id` BIGINT UNSIGNED NOT NULL AUTO_INCREMENT,
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`feedback_id` BIGINT UNSIGNED NOT NULL COMMENT '关联 www_support_feedbacks.id',
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`sender_type` VARCHAR(10) NOT NULL COMMENT 'user / staff',
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`sender_id` BIGINT UNSIGNED NOT NULL DEFAULT 0 COMMENT 'staff 时为 dashboard_user.id',
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`sender_name` VARCHAR(100) NOT NULL DEFAULT '' COMMENT '显示名快照',
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`content` TEXT NOT NULL COMMENT '消息内容',
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`created_at` DATETIME NOT NULL DEFAULT CURRENT_TIMESTAMP,
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PRIMARY KEY (`id`),
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KEY `idx_feedback_created` (`feedback_id`, `created_at`),
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KEY `idx_feedback_id` (`feedback_id`, `id`)
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) ENGINE=InnoDB DEFAULT CHARSET=utf8mb4 COLLATE=utf8mb4_unicode_ci
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COMMENT='官网问题反馈对话消息';
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