MySQL 9.1.0
Source Code Documentation
comp_creator.h
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1#ifndef COMP_CREATOR_INCLUDED
2#define COMP_CREATOR_INCLUDED
3
4/* Copyright (c) 2019, 2024, Oracle and/or its affiliates.
5
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20 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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25 Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA */
26
27// Declaration of chooser_compare_func_creator, in a separate file
28// to make sure that parser_yystype.h does not need to depend on
29// item_subselect.h.
30
31class Comp_creator;
32
33/**
34 Convenience typedef for a function that returns factories for Item comparators
35 (ie., returns Comp_creator).
36
37 @retval nullptr In case of semantic errors.
38*/
40
41#endif // COMP_CREATOR_INCLUDED
Abstract factory interface for creating comparison predicates.
Definition: item_cmpfunc.h:524
Comp_creator *(*)(bool invert) chooser_compare_func_creator
Convenience typedef for a function that returns factories for Item comparators (ie....
Definition: comp_creator.h:39