Name
   ROLLBACK
   --    Aborts the current transaction
  
Synopsis
ROLLBACK [ WORK | TRANSACTION ]
  
    Outputs
   
	
    
- ABORT
       
- 	Message returned if successful.
        
- NOTICE:  ROLLBACK: no transaction in progress
       
- 	If there is not any transaction currently in progress.
        
   Description
  
   ROLLBACK rolls back the current transaction and causes
   all the updates made by the transaction to be discarded.
  
    Notes
   
    Use COMMIT
    to successfully terminate a transaction.
    ABORT is a
    synonym for ROLLBACK.
   
   Usage
  
   To abort all changes:
   
ROLLBACK WORK;
   
     Compatibility
  
    SQL92
   
    SQL92 only specifies the two forms ROLLBACK
    and ROLLBACK WORK. Otherwise full compatibility.