Reference Guide > TDV Query Engine Options > UNION, INTERSECT, and EXCEPT Options
 
UNION, INTERSECT, and EXCEPT Options
The following query engine hints are available for the three set operations UNION, INTERSECT, and EXCEPT:
• DISABLE_PUSH (UNION, INTERSECT, and EXCEPT Option)
• FORCE_DISK (UNION, INTERSECT, and EXCEPT Option)
• PARALLEL (UNION, INTERSECT, and EXCEPT Option)
• ROUND_ROBIN (UNION, INTERSECT, and EXCEPT Option)
• SORT_MERGE (UNION, INTERSECT, and EXCEPT Option)