IF NOT EXISTS (SELECT 1 FROM KSQL_USERCOLUMNS WHERE KSQL_COL_TABNAME = 'T_PBD_EXECUTETRACKING' AND KSQL_COL_NAME IN ('FISENTRYDIM')) 
 ALTER TABLE T_PBD_EXECUTETRACKING ADD (FISENTRYDIM CHAR(1) DEFAULT '0' NOT NULL );