In this Bog, We will prepare a query which will tell us which tables has one specific column but another column which is also important is not present.QUERY-1select distinct TABLE_NAME from INFORMATION_SCHEMA.COLUMNS c where COLUMN_NAME=’column1′ and not exists ( select 1 from INFORMATION_SCHEMA.columns cc where cc.TABLE_NAME=c.TABLE_NAMEand cc.COLUMN_NAME=’column2′) The above Query will list all tables in which column1 is present and column2 is not present. QUERY-2select distinct TABLE_NAME from INFORMATION_SCHEMA.COLUMNS c where COLUMN_NAME=’column1′ and exists ( select 1 from INFORMATION_SCHEMA.columns cc where cc.TABLE_NAME=c.TABLE_NAMEand cc.COLUMN_NAME=’column2′) This Query will list all tables in…