diff options
Diffstat (limited to 'sql/opt_sum.cc')
| -rw-r--r-- | sql/opt_sum.cc | 10 |
1 files changed, 6 insertions, 4 deletions
diff --git a/sql/opt_sum.cc b/sql/opt_sum.cc index 134d3564ef8..ddeeb44c82b 100644 --- a/sql/opt_sum.cc +++ b/sql/opt_sum.cc @@ -313,7 +313,7 @@ int opt_sum_query(TABLE_LIST *tables, List<Item> &all_fields,COND *conds) removed_tables is != 0 if we have used MIN() or MAX(). */ if (removed_tables && used_tables != removed_tables) - const_result= 0; // We didn't remove all tables + const_result= 0; // We didn't remove all tables return const_result; } @@ -323,12 +323,14 @@ int opt_sum_query(TABLE_LIST *tables, List<Item> &all_fields,COND *conds) SYNOPSIS simple_pred() - func_item in: Predicate item + func_item Predicate item args out: Here we store the field followed by constants - inv_order out: Is set to 1 if the predicate is of the form 'const op field' + inv_order out: Is set to 1 if the predicate is of the form + 'const op field' RETURN - 0 func_item is a simple predicate: a field is compared with constants + 0 func_item is a simple predicate: a field is compared with + constants 1 Otherwise */ |