DECLARE @REQ_ID VARCHAR(15), @DATE DATETIME
SET @REQ_ID=(SELECT REQ_ID FROM PL_REQUEST_DOC WHERE REQ_CODE ='0156/2021/TTr-0690604')
SET @DATE='2021-05-07 12:00:00 AM'
UPDATE PL_REQUEST_DOC SET REQ_DT =@DATE, APPROVE_DT =@DATE, EFFEC_DT =@DATE WHERE REQ_ID =@REQ_ID
UPDATE PL_REQUEST_PROCESS SET APPROVE_DT =@DATE WHERE REQ_ID =@REQ_ID

SET @REQ_ID=(SELECT REQ_ID FROM TR_REQUEST_DOC WHERE REQ_CODE ='PUR/2021/001222')
SELECT * FROM TR_REQUEST_DOC WHERE REQ_ID =@REQ_ID
SELECT * FROM PL_REQUEST_PROCESS WHERE REQ_ID =@REQ_ID
SELECT * FROM PL_PROCESS WHERE REQ_ID =@REQ_ID
SELECT * FROM TR_REQUEST_DOC_DT WHERE REQ_DOC_ID =@REQ_ID
SELECT * FROM TR_REQUEST_DOC_PL_DT WHERE REQ_DOC_ID =@REQ_ID