diff options
Diffstat (limited to 'sql/item.h')
| -rw-r--r-- | sql/item.h | 6 |
1 files changed, 5 insertions, 1 deletions
diff --git a/sql/item.h b/sql/item.h index bb2f05b4c6d..72b48b5e421 100644 --- a/sql/item.h +++ b/sql/item.h @@ -5436,6 +5436,7 @@ public: static Item_cache* get_cache(THD *thd, const Item *item); static Item_cache* get_cache(THD *thd, const Item* item, const Item_result type); + virtual const char* cached_item_name() const { return "cache"; } virtual void keep_array() {} virtual void print(String *str, enum_query_type query_type); bool eq_def(const Field *field) @@ -5448,7 +5449,7 @@ public: } bool check_vcol_func_processor(void *arg) { - return mark_unsupported_function("cache", arg, VCOL_IMPOSSIBLE); + return mark_unsupported_function(cached_item_name(), arg, VCOL_IMPOSSIBLE); } /** Check if saved item has a non-NULL value. @@ -5529,6 +5530,7 @@ public: class Item_cache_temporal: public Item_cache_int { + const char *cached_temporal_item_name; public: Item_cache_temporal(THD *thd, enum_field_types field_type_arg); String* val_str(String *str); @@ -5551,6 +5553,8 @@ public: Item *convert_to_basic_const_item(THD *thd); Item *get_copy(THD *thd, MEM_ROOT *mem_root) { return get_item_copy<Item_cache_temporal>(thd, mem_root, this); } + const char *cached_item_name() const + { return cached_temporal_item_name ? cached_temporal_item_name : "cache"; } }; |