22 #include <drizzled/item/direct_ref.h>
28 double tmp=(*ref)->val_real();
36 int64_t tmp=(*ref)->val_int();
44 tmp=(*ref)->val_str(tmp);
59 bool tmp= (*ref)->val_bool();
67 return (*ref)->is_null();
73 return (
null_value=(*ref)->get_date(ltime, fuzzydate));