转载来自wc城,感谢
1.查询语句
select concat('alter table ',table_schema,'.',table_name,' add column pkid bigint not null auto_increment primary key;') from information_schema.tables where (table_schema,table_name) not in( select distinct table_schema,table_name from information_schema.columns where COLUMN_KEY='PRI' ) and table_schema not in ( 'sys','mysql','information_schema','performance_schema' );
2.查询结果