store_key Class Reference

class to copying an field/item to a key struct More...

#include <sql_select.h>

Inheritance diagram for store_key:

Public Types
enum	store_key_result { STORE_KEY_OK , STORE_KEY_FATAL , STORE_KEY_CONV }

Public Member Functions
	store_key (THD *thd, Field *to_field_arg, uchar *ptr, uchar *null_ptr_arg, uint length, Item *item_arg)
virtual	~store_key ()=default
virtual const char *	name () const
store_key_result	copy ()
	sets ignore truncation warnings mode and calls the real copy method More...

Public Attributes
bool	null_key {false}

Protected Member Functions
virtual enum store_key_result	copy_inner ()

Protected Attributes
Field *	to_field
Item *	item

Detailed Description

class to copying an field/item to a key struct

Member Enumeration Documentation

store_key_result

enum store_key::store_key_result

Enumerator
STORE_KEY_OK
STORE_KEY_FATAL
STORE_KEY_CONV

Constructor & Destructor Documentation

~store_key()

virtual store_key::~store_key ( )

virtualdefault

Member Function Documentation

name()

virtual const char * store_key::name ( ) const

inlinevirtual

Reimplemented in anonymous_namespace{sql_select.cc}::store_key_const_item, anonymous_namespace{sql_select.cc}::store_key_json_item, and store_key_hash_item.

Member Data Documentation

item

Item* store_key::item

protected

null_key

bool store_key::null_key {false}

to_field

Field* store_key::to_field

protected

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

• sql/sql_select.h
• sql/sql_select.cc