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MySQL
8.0.23
Source Code Documentation
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#include "univ.i"
#include "page0size.h"
#include "page0types.h"
#include "rem0types.h"
#include "sync0rw.h"
Go to the source code of this file.
Macros | |
#define | BTR_EXTERN_FIELD_REF_SIZE FIELD_REF_SIZE |
The size of a reference to data stored on a different page. More... | |
#define | BTR_EXTERN_LOCAL_STORED_MAX_SIZE (BTR_EXTERN_FIELD_REF_SIZE * 2) |
If the data don't exceed the size, the data are stored locally. More... | |
Variables | |
bool | btr_search_enabled |
Is search system enabled. More... | |
ulong | btr_ahi_parts |
Number of adaptive hash index partition. More... | |
The index tree general types
Created 2/17/1996 Heikki Tuuri
#define BTR_EXTERN_FIELD_REF_SIZE FIELD_REF_SIZE |
The size of a reference to data stored on a different page.
The reference is stored at the end of the prefix of the field in the index record.
#define BTR_EXTERN_LOCAL_STORED_MAX_SIZE (BTR_EXTERN_FIELD_REF_SIZE * 2) |
If the data don't exceed the size, the data are stored locally.
ulong btr_ahi_parts |
Number of adaptive hash index partition.
bool btr_search_enabled |
Is search system enabled.
Search system is protected by array of latches.