MySQL 8.0.32
Source Code Documentation
rec_cache_t Struct Reference

If key is fixed length key then cache the record offsets on first computation. More...

#include <dict0mem.h>

Public Attributes

const ulintoffsets {nullptr}
 Holds reference to cached offsets for record. More...
 
size_t nullable_cols {0}
 Number of NULLable columns among those for which offsets are cached. More...
 

Detailed Description

If key is fixed length key then cache the record offsets on first computation.

This will help save computation cycle that generate same redundant data.

Member Data Documentation

◆ nullable_cols

size_t rec_cache_t::nullable_cols {0}

Number of NULLable columns among those for which offsets are cached.

◆ offsets

const ulint* rec_cache_t::offsets {nullptr}

Holds reference to cached offsets for record.


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