MySQL 8.0.29
Source Code Documentation
my_icp.h
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1/* Copyright (c) 2013, 2021, Oracle and/or its affiliates.
2
3 This program is free software; you can redistribute it and/or modify
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15 but WITHOUT ANY WARRANTY; without even the implied warranty of
16 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
17 GNU General Public License, version 2.0, for more details.
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22
23#ifndef _my_icp_h
24#define _my_icp_h
25
26/**
27 @file include/my_icp.h
28*/
29
30/**
31 Values returned by index_cond_func_xxx functions.
32*/
33
34typedef enum icp_result {
35 /** Index tuple doesn't satisfy the pushed index condition (the engine
36 should discard the tuple and go to the next one) */
38
39 /** Index tuple satisfies the pushed index condition (the engine should
40 fetch and return the record) */
42
43 /** Index tuple is out of the range that we're scanning, e.g. if we're
44 scanning "t.key BETWEEN 10 AND 20" and got a "t.key=21" tuple (the engine
45 should stop scanning and return HA_ERR_END_OF_FILE right away). */
47
49
50#endif /* _my_icp_h */
icp_result
Values returned by index_cond_func_xxx functions.
Definition: my_icp.h:34
@ ICP_OUT_OF_RANGE
Index tuple is out of the range that we're scanning, e.g.
Definition: my_icp.h:46
@ ICP_NO_MATCH
Index tuple doesn't satisfy the pushed index condition (the engine should discard the tuple and go to...
Definition: my_icp.h:37
@ ICP_MATCH
Index tuple satisfies the pushed index condition (the engine should fetch and return the record)
Definition: my_icp.h:41
enum icp_result ICP_RESULT
Values returned by index_cond_func_xxx functions.