解决Mysql :datetime(0) NULL DEFAULT NULL报错
1、错误信息CREATE TABLE `file`(`id` varchar(32) CHARACTER SET utf8mb4 COLLATE utf8mb4_general_ci NOT NULL COMMENT '文件md5',`name` varchar(128) CHARACTER SET utf8mb4 COLLATE utf8mb4_general_ci NOT N...
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1、错误信息
CREATE TABLE `file` (
`id` varchar(32) CHARACTER SET utf8mb4 COLLATE utf8mb4_general_ci NOT NULL COMMENT '文件md5',
`name` varchar(128) CHARACTER SET utf8mb4 COLLATE utf8mb4_general_ci NOT NULL,
`create_time` datetime(0) NULL DEFAULT NULL,
`update_time` datetime(0) NULL DEFAULT NULL,,
PRIMARY KEY (`id`)
)
You have an error in your SQL syntax; check the manual that corresponds to your MySQL server version for the right syntax to use near '(0) NULL DEFAULT NULL,
`update_time` datetime(0) NULL DEFAULT NULL,
`tena' at line 3
2、问题解决
1)问题发现是第三行,那就是datetime字段,在网上查询是mysql版本时间字段不能设置为0。给一个默认值
CREATE TABLE `file` (
`id` varchar(32) CHARACTER SET utf8mb4 COLLATE utf8mb4_general_ci NOT NULL COMMENT '文件md5',
`name` varchar(128) CHARACTER SET utf8mb4 COLLATE utf8mb4_general_ci NOT NULL,
##默认是1970-01-01 00:00:00,中国时间要加8
`create_time` datetime DEFAULT '1970-01-01 08:00:00',
`update_time` datetime DEFAULT '1970-01-01 08:00:00',
PRIMARY KEY (`id`)
)
2)直接删除 (0) NULL
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