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MDEV-12338 Split Item_type_holder::get_real_type() into virtual Item::real_type_handler()

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This commit is contained in:
Alexander Barkov
2017-03-24 17:52:55 +04:00
parent 1b3bd00c6b
commit 48c59f394b
6 changed files with 70 additions and 126 deletions
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18
sql/sql_type.h
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@ -1450,29 +1450,19 @@ public:
};
/**
This class is used for Item_type_holder, which preserves real_type.
*/
class Type_handler_hybrid_real_field_type:
public Type_handler_hybrid_field_type
{
public:
Type_handler_hybrid_real_field_type(enum_field_types type)
:Type_handler_hybrid_field_type(Type_handler::
get_handler_by_real_type(type))
{ }
};
extern Type_handler_row type_handler_row;
extern Type_handler_null type_handler_null;
extern Type_handler_varchar type_handler_varchar;
extern Type_handler_longlong type_handler_longlong;
extern Type_handler_float type_handler_float;
extern Type_handler_double type_handler_double;
extern Type_handler_newdecimal type_handler_newdecimal;
extern Type_handler_datetime type_handler_datetime;
extern Type_handler_longlong type_handler_longlong;
extern Type_handler_bit type_handler_bit;
extern Type_handler_enum type_handler_enum;
extern Type_handler_set type_handler_set;
class Type_aggregator
{