Question

I have a table idm_track it has 3 combination dw_dealer_id, dw_program_id and dw_product_id I want to join this table with another table and another table which is ism_interaction also have these three dw_dealer_id, dw_program_id and dw_product_id, I was trying to write SQL like this

   SELECT    
      dw_itrack_id   
   FROM
     idm_itrack
   WHERE
      dw_dealer_id, 
      dw_product_id, 
      dw_program_type_id exists ( select  
                                   dw_dealer_id, 
                                   dw_product_id, 
                                   dw_program_type_id
                                    FROM IDM_INTERACTION_DTL_AGG

Please advise.

Answer 1

Simply join will do,

SELECT    
      a.dw_itrack_id   
   FROM
     idm_itrack a,IDM_INTERACTION_DTL_AGG b
   WHERE
      a.dw_dealer_id=b.dw_dealer_id and 
      a.dw_product_id=b.dw_product_id and
      a.dw_program_type_id=b.dw_program_type_id;