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导入 SQL 时出现 Invalid default value for ‘create_time‘ 报错解决方法
2022-07-06 09:12:00 【程序员柒七】
方案一
重装 MySQL 数据库,版本选择 5.7 或者 5.7 以上版本,这个方案有些粗暴,不喜欢粗暴的朋友可以继续往下看。
方案二
这个错误的主要原因,是因为给了时间字段的列默认值一个 CURRENT_TIMESTAMP 默认值,而这个默认值在低版本的 MySQL 中是不支持的,因此就出现了题目中的这个报错,所以呢,把每个时间字段的默认值修改一下即可,比如:
DROP TABLE IF EXISTS `tb_config`;
CREATE TABLE `tb_config` (
`config_name` varchar(100) NOT NULL DEFAULT '' COMMENT '配置项的名称',
`config_value` varchar(200) NOT NULL DEFAULT '' COMMENT '配置项的值',
`create_time` datetime NOT NULL DEFAULT CURRENT_TIMESTAMP COMMENT '创建时间',
`update_time` datetime NOT NULL DEFAULT CURRENT_TIMESTAMP COMMENT '修改时间',
PRIMARY KEY (`config_name`)
) ENGINE=InnoDB DEFAULT CHARSET=utf8;
改为
DROP TABLE IF EXISTS `tb_config`;
CREATE TABLE `tb_config` (
`config_name` varchar(100) NOT NULL DEFAULT '' COMMENT '配置项的名称',
`config_value` varchar(200) NOT NULL DEFAULT '' COMMENT '配置项的值',
`create_time` datetime DEFAULT NULL COMMENT '创建时间',
`update_time` datetime DEFAULT NULL COMMENT '修改时间',
PRIMARY KEY (`config_name`)
) ENGINE=InnoDB DEFAULT CHARSET=utf8;
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