Questions tagged «mysql-error-1075»

12
在MySQL中删除主键
我有以下表模式,它将user_customers映射到实时MySQL数据库的权限: mysql> describe user_customer_permission; +------------------+---------+------+-----+---------+----------------+ | Field | Type | Null | Key | Default | Extra | +------------------+---------+------+-----+---------+----------------+ | id | int(11) | NO | PRI | NULL | auto_increment | | user_customer_id | int(11) | NO | PRI | NULL | | | permission_id | int(11) | NO …
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