Cached_item_str Class Reference

Inheritance diagram for Cached_item_str:

Collaboration diagram for Cached_item_str:

Public Member Functions
	Cached_item_str (THD *thd, Item *arg)
bool	cmp (void)

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)
Public Attributes inherited from Cached_item
my_bool	null_value

Detailed Description

Definition at line 3876 of file item.h.

Constructor & Destructor Documentation

Cached_item_str::Cached_item_str	(	THD *	thd,
		Item *	arg
	)

Compare with old value and replace value with new value.

Returns

Return true if values have changed

Definition at line 77 of file item_buff.cc.

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

• sql/item.h
• sql/item_buff.cc