Py学习  »  bhuvnesh pattnaik  »  全部回复
回复总数  1
5 年前
回复了 bhuvnesh pattnaik 创建的主题 » Alter table add主键无法识别MySQL

只是不要在列名之前添加表名,如下所示

代替

ALTER TABLE invoice_partitioned DROP PRIMARY KEY, ADD PRIMARY KEY(invoice_partitioned.id, invoice_partitioned.department_code);

ALTER TABLE invoice_partitioned DROP PRIMARY KEY, ADD PRIMARY KEY (id, department_code);