IF NOT EXISTS (SELECT 1 FROM KSQL_USERCOLUMNS WHERE KSQL_COL_TABNAME = 'T_HRIC_DIENTRYENTITY' AND KSQL_COL_NAME ='FSOURCESYSTEMID') 
ALTER TABLE T_HRIC_DIENTRYENTITY ADD (FSOURCESYSTEMID BIGINT DEFAULT 0 NOT NULL );   