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https://dev.mysql.com/doc/refman/5.7/en/innodb-parameters.html
innodb_flush_log_at_timeout allows the timeout period between flushes to be increased in order to reduce flushing and avoid impacting performance of binary log group commit. innodb_log_file_size Command-Line Format --innodb-log-file-size=# System ...
https://dev.mysql.com/doc/refman/5.7/en/myisamchk-general-options.html
--defaults-group-suffix=str Command-Line Format --defaults-group-suffix=str Type String Read not only the usual option groups, but also groups with the usual names and a suffix of str. If this option is given as --defaults-group-suffix=_other, ...
https://dev.mysql.com/doc/refman/5.7/en/mysql-cluster-ndbinfo-memory-per-fragment.html
memory_per_fragment Table: Notes memory_per_fragment Table: Examples The memory_per_fragment table provides information about the usage of memory by individual fragments. See the Notes later in this section to see how you can use this to find out ...
https://dev.mysql.com/doc/refman/5.7/en/mysql-cluster-programs-ndbd.html
--defaults-group-suffix Command-Line Format --defaults-group-suffix=string Type String Default Value [none] Also read groups with concat(group, suffix). For a machine with many CPUs it is possible to use several ndbd processes which belong to ...
https://dev.mysql.com/doc/refman/5.7/en/set-global-sql-slave-skip-counter.html
When using this statement, it is important to understand that the binary log is actually organized as a sequence of groups known as event groups. For nontransactional tables, an event group corresponds to a single SQL statement. When you use SET ...
https://dev.mysql.com/doc/refman/5.7/en/cleartext-pluggable-authentication.html
Also, any program that uses libmysqlclient and reads option files can enable the plugin by including an enable-cleartext-plugin option in an option group read by the client library. A client-side authentication plugin is available that enables ...
https://dev.mysql.com/doc/refman/5.7/en/index-btree-hash.html
In other words, to be able to use an index, a prefix of the index must be used in every AND group. Understanding the B-tree and hash data structures can help predict how different queries perform on different storage engines that use these data ...
https://dev.mysql.com/doc/refman/5.7/en/information-schema-innodb-metrics-table.html
You can also perform these actions for a group of counters using their common module name. The INNODB_METRICS table provides a wide variety of InnoDB performance information, complementing the specific focus areas of the Performance Schema tables ...
https://dev.mysql.com/doc/refman/5.7/en/operator-precedence.html
Operator precedences are shown in the following list, from highest precedence to the lowest. Operators that are shown together on a line have the same precedence. When used as a comparison operator, it has the same precedence as <=>, >=, >, <=, <, ...
https://dev.mysql.com/doc/refman/5.7/en/optimize-character.html
The GROUP BY and ORDER BY clauses can generate temporary tables, and these temporary tables can use the MEMORY storage engine if the original table does not contain any BLOB columns. For character and string columns, follow these guidelines: Use ...