Create_func_no_geom Class Reference

Inheritance diagram for Create_func_no_geom:

List of all members.

Public Member Functions
virtual Item *	create_func (THD *thd, LEX_STRING name, List< Item > *item_list)
Static Public Attributes
static Create_func_no_geom	s_singleton
Protected Member Functions
	Create_func_no_geom ()
virtual	~Create_func_no_geom ()

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Detailed Description

Common (non) builder for geometry functions. This builder is used in --without-geometry builds only, to report an error.

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Constructor & Destructor Documentation

Create_func_no_geom::Create_func_no_geom

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)

[inline, protected]

Constructor.

virtual Create_func_no_geom::~Create_func_no_geom

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)

[inline, protected, virtual]

Destructor.

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Member Function Documentation

Item * Create_func_no_geom::create_func	(	THD *	thd,
		LEX_STRING	name,
		List< Item > *	item_list
	)		[virtual]

The builder create method. Given the function name and list or arguments, this method creates an Item that represents the function call. In case or errors, a NULL item is returned, and an error is reported. Note that the thd object may be modified by the builder. In particular, the following members/methods can be set/called, depending on the function called and the function possible side effects.

• thd->lex->binlog_row_based_if_mixed
• thd->lex->current_context()
• thd->lex->safe_to_cache_query
• thd->lex->uncacheable(UNCACHEABLE_SIDEEFFECT)
• thd->lex->uncacheable(UNCACHEABLE_RAND)
• thd->lex->add_time_zone_tables_to_query_tables(thd)

Parameters:

thd	The current thread
name	The function name
item_list	The list of arguments to the function, can be NULL

Returns:

An item representing the parsed function call, or NULL

Implements Create_func.

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Member Data Documentation

Create_func_no_geom Create_func_no_geom::s_singleton [static]

Singleton.

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

• item_create.cc