diff options
Diffstat (limited to 'sql/item_sum.h')
| -rw-r--r-- | sql/item_sum.h | 8 |
1 files changed, 5 insertions, 3 deletions
diff --git a/sql/item_sum.h b/sql/item_sum.h index 3ceb2a04dcc..ee1c10f9fbe 100644 --- a/sql/item_sum.h +++ b/sql/item_sum.h @@ -456,7 +456,6 @@ public: Updated value is then saved in the field. */ virtual void update_field()=0; - virtual bool keep_field_type(void) const { return 0; } virtual void fix_length_and_dec() { maybe_null=1; null_value=1; } virtual Item *result_item(THD *thd, Field *field); @@ -520,7 +519,7 @@ public: st_select_lex *depended_from() { return (nest_level == aggr_level ? 0 : aggr_sel); } - Item *get_arg(uint i) { return args[i]; } + Item *get_arg(uint i) const { return args[i]; } Item *set_arg(uint i, THD *thd, Item *new_val); uint get_arg_count() const { return arg_count; } @@ -1047,7 +1046,10 @@ protected: my_decimal *val_decimal(my_decimal *); void reset_field(); String *val_str(String *); - bool keep_field_type(void) const { return 1; } + const Type_handler *real_type_handler() const + { + return get_arg(0)->real_type_handler(); + } const Type_handler *type_handler() const { return Type_handler_hybrid_field_type::type_handler(); } enum Item_result result_type () const |