WHENEVER SQLERROR EXIT FAILURE ROLLBACK; WHENEVER OSERROR EXIT FAILURE ROLLBACK; spool HLS_DOCUMENT_USE_SEAL_S.log prompt prompt Creating sequence HLS_DOCUMENT_USE_SEAL_S prompt ==================================== prompt whenever sqlerror continue drop sequence HLS_DOCUMENT_USE_SEAL_S; whenever sqlerror exit failure rollback Create sequence HLS_DOCUMENT_USE_SEAL_S; spool off exit