Delete all records in TableA whose data in field1 and field2 DO NOT match the data in fieldx and fieldz of TableB : DELETE WHERE « Insert Delete Update « Oracle PL / SQL






  1. Oracle PL / SQL
  2. Insert Delete Update
  3. DELETE WHERE

Delete all records in TableA whose data in field1 and field2 DO NOT match the data in fieldx and fieldz of TableB

 


    DELETE FROM TableA
    WHERE NOT EXISTS
      ( select *
         from TableB
         where TableA .field1 = TableB.fieldx
         and TableA .field2 = TableB.fieldz );








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