/**查看表结构**/ desc yourtablename /**查看创建表语句**/ show create table yourtablename /**查看所有列的信息**/ use information_schema; select * from columns where table_name='yourtablename'; /**查看所有列名的信息**/ use information_schema; select column_name from columns where table_name='yourtablename'; /**拼接列名到预定义的sql**/ select concat('insert into yourtablename values(',r.column_name) from (select group_concat(column_name) column_name from columns where table_name='yourtablename') r; /**查询mysql中包含指定列的所有表名称和注释**/ useinformation_schema; selectdistinctc.table_name,t.TABLE_COMMENTfromcolumnscleftjointablest onc.table_name=t.TABLE_NAME wherec.TABLE_SCHEMA='database'/**数据库名称*/ andc.COLUMN_NAME='password'/**列名称*/ andc.DATA_TYPE='int'/**数据列类型*/