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https://dev.mysql.com/doc/refman/8.0/en/innodb-compression-internals.html
Files are typically divided into fixed-size blocks that are compressed into variable-size blocks, which easily leads into fragmentation. The 768-byte prefix is followed by a 20-byte pointer to the overflow pages that contain the rest of the column ... This section describes some internal implementation details about compression for InnoDB ...
https://dev.mysql.com/doc/refman/8.0/en/innodb-enabling-monitors.html
InnoDB sends the monitor output to stderr rather than to stdout or fixed-size memory buffers to avoid potential buffer overflows. When InnoDB monitors are enabled for periodic output, InnoDB writes the output to mysqld server standard error output ...
https://dev.mysql.com/doc/refman/8.0/en/innodb-memcached-troubleshoot.html
To avoid compatibility problems, use the loose prefix with option names. This section describes issues that you may encounter when using the InnoDB memcached plugin. If you encounter the following error in the MySQL error log, the server might fail ...
https://dev.mysql.com/doc/refman/8.0/en/innodb-performance-midpoint_insertion.html
The default value of innodb_old_blocks_pct is 37, corresponding to the original fixed ratio of 3/8. Rather than using a strict LRU algorithm, InnoDB uses a technique to minimize the amount of data that is brought into the buffer pool and never ...
https://dev.mysql.com/doc/refman/8.0/en/installing.html
MySQL offers a bugfix track (such as MySQL 8.4), and an innovation track (today it's MySQL 9.2) and each track addresses different use cases. Both tracks are considered production-ready and include bug fixes, while innovation releases also include ...A summary of the procedure follows and later sections provide the ...
https://dev.mysql.com/doc/refman/8.0/en/introduction.html
For a history of new features and bug fixes, see the Release Notes. The MySQL software delivers a very fast, multithreaded, multi-user, and robust SQL (Structured Query Language) database server. MySQL Server is intended for mission-critical, ...
https://dev.mysql.com/doc/refman/8.0/en/json-search-functions.html
This is a known issue which is fixed in MySQL 8.0.24 ( Bug #32449181). The functions in this section perform search or comparison operations on JSON values to extract data from them, report whether data exists at a location within them, or report ...
https://dev.mysql.com/doc/refman/8.0/en/kerberos-pluggable-authentication.html
The file name suffix for Unix and Unix-like systems is .so. For example: [mysqld] authentication_kerberos_service_key_tab=/var/mysql/data/mysql.keytab If the keytab file is not in the correct place or does not contain a valid SPN key, the MySQL ...
https://dev.mysql.com/doc/refman/8.0/en/keywords.html
Certain keywords, such as SELECT, DELETE, or BIGINT, are reserved and require special treatment for use as identifiers such as table and column names. This may also be true for the names of built-in functions. Some keywords which are otherwise ...
https://dev.mysql.com/doc/refman/8.0/en/known-issues.html
If these are binary logs, you must edit the binary log index file and fix the binary log file names there as well. This section lists known issues in recent versions of MySQL. For information about platform-specific issues, see the installation and ...