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https://dev.mysql.com/doc/refman/8.0/en/derived-condition-pushdown-optimization.html
When the derived table has a GROUP BY and uses no window functions, an outer WHERE condition referencing one or more columns which are not part of the GROUP BY can be pushed down to the derived table as a HAVING condition. For example, SELECT * FROM ... MySQL 8.0.22 and later supports derived condition pushdown for eligible ...
https://dev.mysql.com/doc/refman/8.0/en/mysql-cluster-what-is-new.html
NDB Cluster 8.0.14, uses the MySQL data dictionary to make sure that disk data files and related constructs such as tablespaces and log file groups are correctly distributed between all connected SQL nodes. Previously, the only NDB objects ... The ...
https://dev.mysql.com/doc/refman/8.0/en/mysql-gr-memory-monitoring-ps-sample-queries.html
This section describes sample queries using the instruments and events for monitoring Group Replication memory usage. The memory data can be queried for individual events, for example: SELECT * FROM ...You can also define queries which sum various ...
https://dev.mysql.com/doc/refman/8.0/en/mysql-upgrade.html
mysql_upgrade supports the following options, which can be specified on the command line or in the [mysql_upgrade] and [client] groups of an option file. --defaults-group-suffix=str Command-Line Format --defaults-group-suffix=str Type String Read ...
https://dev.mysql.com/doc/refman/8.0/en/mysqladmin.html
mysqladmin supports the following options, which can be specified on the command line or in the [mysqladmin] and [client] groups of an option file. --defaults-group-suffix=str Command-Line Format --defaults-group-suffix=str Type String Read not only ...You can use it to check the server's configuration and current status, to create and drop databases, and ...
https://dev.mysql.com/doc/refman/8.0/en/mysqlcheck.html
Command Meaning mysqlrepair The default option is --repair mysqlanalyze The default option is --analyze mysqloptimize The default option is --optimize mysqlcheck supports the following options, which can be specified on the command line or in the ...
https://dev.mysql.com/doc/refman/8.0/en/mysqlimport.html
mysqlimport supports the following options, which can be specified on the command line or in the [mysqlimport] and [client] groups of an option file. --defaults-group-suffix=str Command-Line Format --defaults-group-suffix=str Type String Read not ...
https://dev.mysql.com/doc/refman/8.0/en/mysqlpump.html
mysqlpump Option Summary mysqlpump supports the following options, which can be specified on the command line or in the [mysqlpump] and [client] groups of an option file. (Prior to MySQL 8.0.20, mysqlpump read the [mysql_dump] group rather than ...
https://dev.mysql.com/doc/refman/8.0/en/mysqlshow.html
mysqlshow supports the following options, which can be specified on the command line or in the [mysqlshow] and [client] groups of an option file. --defaults-group-suffix=str Command-Line Format --defaults-group-suffix=str Type String Read not only ... The mysqlshow client can be used to quickly see which databases exist, their tables, or a table's columns or ...
https://dev.mysql.com/doc/refman/8.0/en/mysqlslap.html
Run all the load statements, then run all the queries in the query file with five clients (five times each): mysqlslap --concurrency=5 --iterations=5 --query=query.sql --create=create.sql --delimiter=";" mysqlslap supports the following options, ...