Thanks for your reply Chaitanya, I tried that one as well
Its not validating in the first place if I use this
sql('BIRDM_COE','DELETE FROM lda_del_dups_p1 WHERE ORDER_TIME >= CAST({$LDA_START_DATETIME2},'DATETIME') AND LDA_DATE = TO_DATE({$LDA_START_DATE2},\'yyyy/mm/dd\')');
Syntax error near <datetime> found <AL_timestamp> expecting <')',','>
Please let me know if I missed something.
Thanks.