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https://dev.mysql.com/doc/refman/8.0/en/mysql-cluster-programs-ndbmtd.html
ndbmtd is a multithreaded version of ndbd, the process that is used to handle all the data in tables using the NDBCLUSTER storage engine. ndbmtd is intended for use on host computers having multiple CPU cores. Command-line options and configuration ...
https://dev.mysql.com/doc/refman/8.0/en/mysql-cluster-replication-abbreviations.html
Throughout this section, we use the following abbreviations or symbols for referring to the source and replica clusters, and to processes and commands run on the clusters or cluster nodes: Table 25.69 Abbreviations used throughout this section ...
https://dev.mysql.com/doc/refman/8.0/en/mysql-cluster-replication-starting.html
It is also necessary in NDB 8.0 to enable logging of updates to NDB tables explicitly, using the --ndb-log-bin option; this is a change from previous versions of NDB Cluster, in which this option was enabled by default. This section outlines the ...
https://dev.mysql.com/doc/refman/8.0/en/mysql-commands.html
rehash, \# Rebuild the completion hash that enables database, table, and column name completion while you are entering statements. mysql sends each SQL statement that you issue to the server to be executed. There is also a set of commands that ...
https://dev.mysql.com/doc/refman/8.0/en/mysql-enterprise-audit.html
The log contents include when clients connect and disconnect, and what actions they perform while connected, such as which databases and tables they access. MySQL Enterprise Edition includes MySQL Enterprise Audit, implemented using a server plugin. MySQL Enterprise Audit uses the open MySQL Audit API to enable standard, policy-based monitoring and logging of connection and query activity executed on specific MySQL ...
https://dev.mysql.com/doc/refman/8.0/en/mysql-gr-memory-monitoring-ps-instruments.html
From MySQL 8.0.30, Performance Schema provides instrumentation for performance monitoring of Group Replication memory usage. The memory/group_rpl/ Performance Schema instrumentation was updated in 8.0.30 to extend monitoring of Group Replication ...
https://dev.mysql.com/doc/refman/8.0/en/mysql.html
When used interactively, query results are presented in an ASCII-table format. mysql is a simple SQL shell with input line editing capabilities. When used noninteractively (for example, as a filter), the result is presented in tab-separated format.
https://dev.mysql.com/doc/refman/8.0/en/mysqld-server.html
There are performance and reliability considerations depending on the type of table (transactional or nontransactional) and whether you use replication. The following discussion covers these MySQL server configuration topics: Startup options that ...
https://dev.mysql.com/doc/refman/8.0/en/mysqldumpslow.html
The MySQL slow query log contains information about queries that take a long time to execute (see Section 7.4.5, “The Slow Query Log”). mysqldumpslow parses MySQL slow query log files and summarizes their contents. Normally, mysqldumpslow ...
https://dev.mysql.com/doc/refman/8.0/en/non-typed-operators.html
->> Return value from JSON column after evaluating path and unquoting the result; equivalent to JSON_UNQUOTE(JSON_EXTRACT()). / Division operator := Assign a value = Assign a value (as part of a SET statement, or as part of the SET clause in an ...