diff options
Diffstat (limited to 'sql/sql_base.cc')
| -rw-r--r-- | sql/sql_base.cc | 11 |
1 files changed, 9 insertions, 2 deletions
diff --git a/sql/sql_base.cc b/sql/sql_base.cc index 85be84d1270..047fb8f3cff 100644 --- a/sql/sql_base.cc +++ b/sql/sql_base.cc @@ -3450,13 +3450,20 @@ find_item_in_list(Item *find, List<Item> &items, uint *counter, const char *field_name=0; const char *table_name=0; bool found_unaliased_non_uniq= 0; + /* + true if the item that we search for is a valid name reference + (and not an item that happens to have a name). + */ + bool is_ref_by_name= 0; uint unaliased_counter; LINT_INIT(unaliased_counter); // Dependent on found_unaliased *unaliased= FALSE; - if (find->type() == Item::FIELD_ITEM || find->type() == Item::REF_ITEM) + is_ref_by_name= (find->type() == Item::FIELD_ITEM || + find->type() == Item::REF_ITEM); + if (is_ref_by_name) { field_name= ((Item_ident*) find)->field_name; table_name= ((Item_ident*) find)->table_name; @@ -3568,7 +3575,7 @@ find_item_in_list(Item *find, List<Item> &items, uint *counter, } } else if (!table_name && (find->eq(item,0) || - find->name && item->name && + is_ref_by_name && find->name && item->name && !my_strcasecmp(system_charset_info, item->name,find->name))) { |