udf_handler Class Reference

Inheritance diagram for udf_handler:

Collaboration diagram for udf_handler:

Public Member Functions
	udf_handler (udf_func *udf_arg)
const char *	name () const
Item_result	result_type () const
bool	get_arguments ()
bool	fix_fields (THD *thd, Item_result_field *item, uint arg_count, Item **args)
void	cleanup ()
double	val (my_bool *null_value)
longlong	val_int (my_bool *null_value)
my_decimal *	val_decimal (my_bool *null_value, my_decimal *dec_buf)
void	clear ()
void	add (my_bool *null_value)
String *	val_str (String *str, String *save_str)

Public Attributes
table_map	used_tables_cache
bool	const_item_cache
bool	not_original

Protected Attributes
udf_func *	u_d
String *	buffers
UDF_ARGS	f_args
UDF_INIT	initid
char *	num_buffer
uchar	error
uchar	is_null
bool	initialized
Item **	args

Additional Inherited Members
Static Public Member Functions inherited from Sql_alloc
static void *	operator new (size_t size) throw ()
static void *	operator new[] (size_t size) throw ()
static void *	operator new[] (size_t size, MEM_ROOT *mem_root) throw ()
static void *	operator new (size_t size, MEM_ROOT *mem_root) throw ()
static void	operator delete (void *ptr, size_t size)
static void	operator delete (void *ptr, MEM_ROOT *mem_root)
static void	operator delete[] (void *ptr, MEM_ROOT *mem_root)
static void	operator delete[] (void *ptr, size_t size)

Detailed Description

Definition at line 50 of file sql_udf.h.

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The documentation for this class was generated from the following files:

• sql/sql_udf.h
• sql/item_func.cc