Added explicit typecasting [#138020087]

src/test/tinc/tincrepo/dml/functional/expected/union_intersect_delete_7.ans

@@ -15,7 +15,7 @@ SELECT COUNT(*) FROM dml_union_r;
    120
 (1 row)
 
-DELETE FROM dml_union_r WHERE a = (SELECT NULL UNION SELECT NULL); 
+DELETE FROM dml_union_r WHERE a = (SELECT NULL UNION SELECT NULL)::int; 
 DELETE 0
 SELECT COUNT(*) FROM dml_union_r;
  count 

src/test/tinc/tincrepo/dml/functional/expected/union_intersect_delete_8.ans

@@ -15,7 +15,7 @@ SELECT COUNT(*) FROM dml_union_r;
    120
 (1 row)
 
-DELETE FROM dml_union_r WHERE a = (SELECT NULL INTERSECT SELECT NULL);
+DELETE FROM dml_union_r WHERE a = (SELECT NULL INTERSECT SELECT NULL)::int;
 DELETE 0
 SELECT COUNT(*) FROM dml_union_r;
  count 

src/test/tinc/tincrepo/dml/functional/expected/union_intersect_delete_9.ans

@@ -15,7 +15,7 @@ SELECT COUNT(*) FROM dml_union_r;
    120
 (1 row)
 
-DELETE FROM dml_union_r WHERE a = (SELECT NULL EXCEPT SELECT NULL); 
+DELETE FROM dml_union_r WHERE a = (SELECT NULL EXCEPT SELECT NULL)::int; 
 DELETE 0
 SELECT COUNT(*) FROM dml_union_r;
  count 

src/test/tinc/tincrepo/dml/functional/sql/union_intersect_delete_7.sql

@@ -9,6 +9,6 @@ set gp_enable_column_oriented_table=on;
 \echo --end_ignore
 
 SELECT COUNT(*) FROM dml_union_r;
-DELETE FROM dml_union_r WHERE a = (SELECT NULL UNION SELECT NULL); 
+DELETE FROM dml_union_r WHERE a = (SELECT NULL UNION SELECT NULL)::int; 
 SELECT COUNT(*) FROM dml_union_r;
 

src/test/tinc/tincrepo/dml/functional/sql/union_intersect_delete_8.sql

@@ -9,6 +9,6 @@ set gp_enable_column_oriented_table=on;
 \echo --end_ignore
 
 SELECT COUNT(*) FROM dml_union_r;
-DELETE FROM dml_union_r WHERE a = (SELECT NULL INTERSECT SELECT NULL);
+DELETE FROM dml_union_r WHERE a = (SELECT NULL INTERSECT SELECT NULL)::int;
 SELECT COUNT(*) FROM dml_union_r;
 

src/test/tinc/tincrepo/dml/functional/sql/union_intersect_delete_9.sql

@@ -9,6 +9,6 @@ set gp_enable_column_oriented_table=on;
 \echo --end_ignore
 
 SELECT COUNT(*) FROM dml_union_r;
-DELETE FROM dml_union_r WHERE a = (SELECT NULL EXCEPT SELECT NULL); 
+DELETE FROM dml_union_r WHERE a = (SELECT NULL EXCEPT SELECT NULL)::int; 
 SELECT COUNT(*) FROM dml_union_r;