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mysql主键名
ringa_lee
ringa_lee 2017-04-17 14:44:19
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ADD CONSTRAINT 主键名 PRIMARY KEY(字段名)
这个主键名是什么 理解不了啊
比如说我的表名 是goods 字段goods_id 这个字段 要设置为主键 我要怎么写?

ringa_lee
ringa_lee

ringa_lee

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伊谢尔伦
伊谢尔伦2017-04-17 14:46:19 1 floor

The primary key name refers to giving a name to the primary key you want to add
ADD CONSTRAINT goods_id_key PRIMARY KEY(goods_id)

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