DBCC CHECKCONSTRAINTS - Check the integrity of table constraints.DBCC CHECKDB - Check the allocation, and integrity of all objects in a database.DBCC CHECKFILEGROUP - Check the allocation and structural integrity of all tables and indexed views in a filegroup.DBCC CHECKIDENT - Check and/or reseed the current identity value for a table. DBCC CHECKTABLE - Check the integrity of a table or indexed view.