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https://dev.mysql.com/doc/refman/5.7/en/mysql-cluster-params-other.html
Group: Used for group proximity; smaller value is interpreted as being closer. Group: Used for group proximity; smaller value is interpreted as being closer. The listings in this section provide information about parameters used in the [computer], ...
https://dev.mysql.com/doc/refman/5.7/en/xa.html
This document is published by The Open Group and available at http://www.opengroup.org/public/pubs/catalog/c193.htm. A global transaction involves several actions that are transactional in themselves, but that all must either complete successfully ... Support for XA transactions is available for the InnoDB storage ...
https://dev.mysql.com/doc/refman/5.7/en/access-control.html
MySQL enables the creation of accounts that permit client users to connect to the server and access data managed by the server. The primary function of the MySQL privilege system is to authenticate a user who connects from a given host and to ...
https://dev.mysql.com/doc/refman/5.7/en/audit-log-file-reading.html
The audit log plugin supports functions that provide an SQL interface for reading JSON-format audit log files. (This capability does not apply to log files written in other formats.) When the audit log plugin initializes and is configured for JSON ...
https://dev.mysql.com/doc/refman/5.7/en/charset-literal.html
Every character string literal has a character set and a collation. For the simple statement SELECT 'string', the string has the connection default character set and collation defined by the character_set_connection and collation_connection system ...
https://dev.mysql.com/doc/refman/5.7/en/faqs-innodb-change-buffer.html
What types of operations modify secondary indexes and result in change buffering? A.16.2. How much space does InnoDB use for the change buffer? A.16.5. How do I determine the current size of the change buffer? A.16.6. Where can I find additional ...
https://dev.mysql.com/doc/refman/5.7/en/function-resolution.html
ADDDATE BIT_AND BIT_OR BIT_XOR CAST COUNT CURDATE CURTIME DATE_ADD DATE_SUB EXTRACT GROUP_CONCAT MAX MID MIN NOW POSITION SESSION_USER STD STDDEV STDDEV_POP STDDEV_SAMP SUBDATE SUBSTR SUBSTRING SUM SYSDATE SYSTEM_USER TRIM VARIANCE VAR_POP VAR_SAMP ... MySQL supports built-in (native) functions, loadable functions, and stored ...
https://dev.mysql.com/doc/refman/5.7/en/innodb-adaptive-hash.html
The adaptive hash index enables InnoDB to perform more like an in-memory database on systems with appropriate combinations of workload and sufficient memory for the buffer pool without sacrificing transactional features or reliability. The adaptive ...
https://dev.mysql.com/doc/refman/5.7/en/innodb-file-format-compatibility-checking.html
To prevent possible crashes or data corruptions when InnoDB opens an ib-file set, it checks that it can fully support the file formats in use within the ib-file set. If the system is restarted following a crash, or a “fast shutdown” (i.e., ...
https://dev.mysql.com/doc/refman/5.7/en/innodb-performance-spin_lock_polling.html
InnoDB mutexes and rw-locks are typically reserved for short intervals. On a multi-core system, it can be more efficient for a thread to continuously check if it can acquire a mutex or rw-lock for a period of time before it sleeps. If the mutex or ...