兼容mysql5.7

config/go-fly.sql

@@ -5,7 +5,7 @@ CREATE TABLE `user` (
  `password` varchar(50) NOT NULL DEFAULT '',
  `nickname` varchar(50) NOT NULL DEFAULT '',
  `created_at` timestamp NOT NULL DEFAULT CURRENT_TIMESTAMP,
- `updated_at` timestamp,
+ `updated_at` timestamp NULL DEFAULT NULL,
  `deleted_at` timestamp NULL DEFAULT NULL,
  `avator` varchar(100) NOT NULL DEFAULT '',
  PRIMARY KEY (`id`),
@@ -24,7 +24,7 @@ CREATE TABLE `visitor` (
  `source_ip` varchar(50) NOT NULL DEFAULT '',
  `to_id` varchar(50) NOT NULL DEFAULT '',
  `created_at` timestamp NOT NULL DEFAULT CURRENT_TIMESTAMP,
- `updated_at` timestamp,
+ `updated_at` timestamp NULL DEFAULT NULL,
  `deleted_at` timestamp NULL DEFAULT NULL,
  `visitor_id` varchar(100) NOT NULL DEFAULT '',
  `status` tinyint(4) NOT NULL DEFAULT '0',
@@ -44,7 +44,7 @@ CREATE TABLE `message` (
  `visitor_id` varchar(100) NOT NULL DEFAULT '',
  `content` varchar(2048) NOT NULL DEFAULT '',
  `created_at` timestamp NOT NULL DEFAULT CURRENT_TIMESTAMP,
- `updated_at` timestamp,
+ `updated_at` timestamp NULL DEFAULT NULL,
  `deleted_at` timestamp NULL DEFAULT NULL,
  `mes_type` enum('kefu','visitor') NOT NULL DEFAULT 'visitor',
  `status` enum('read','unread') NOT NULL DEFAULT 'unread',