make VcompoundPred optimization work well
#19818 this pr try to enable VcompoundPred optimization but get wrong result on tpcds q28.
The reason is some nullable logic on mysql need special handling.
mysql [regression_test_tpcds_sf1_p1]>select null and false;
+----------------+
| NULL AND FALSE |
+----------------+
| 0 |
+----------------+
1 row in set (0.00 sec)
mysql [regression_test_tpcds_sf1_p1]>select null and true;
+---------------+
| NULL AND TRUE |
+---------------+
| NULL |
+---------------+
1 row in set (0.00 sec)
mysql [regression_test_tpcds_sf1_p1]>select null or false;
+---------------+
| NULL OR FALSE |
+---------------+
| NULL |
+---------------+
1 row in set (0.00 sec)
mysql [regression_test_tpcds_sf1_p1]>select null or true;
+--------------+
| NULL OR TRUE |
+--------------+
| 1 |
+--------------+
1 row in set (0.00 sec)
