Item_aggregate_ref Class Reference

Inheritance diagram for Item_aggregate_ref:

List of all members.

Public Member Functions
	Item_aggregate_ref (Name_resolution_context *context_arg, Item **item, const char *table_name_arg, const char *field_name_arg)
virtual void	print (String *str, enum_query_type query_type)
virtual Ref_Type	ref_type ()

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Member Function Documentation

virtual void Item_aggregate_ref::print	(	String *	str,
		enum_query_type	query_type
	)		[inline, virtual]

This method is used for to:

• to generate a view definition query (SELECT-statement);
• to generate a SQL-query for EXPLAIN EXTENDED;
• to generate a SQL-query to be shown in INFORMATION_SCHEMA;
• debug.

For more information about view definition query, INFORMATION_SCHEMA query and why they should be generated from the Item-tree,

See also:

mysql_register_view().

Reimplemented from Item_ref.

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

• item.cc