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https://dev.mysql.com/doc/refman/8.0/en/mysql-cluster-ndbinfo-cluster-locks.html
The cluster_locks table provides information about current lock requests holding and waiting for locks on NDB tables in an NDB Cluster, and is intended as a companion table to cluster_operations. Information obtain from the cluster_locks table may ...The transaction ID (transid column) is the identifier generated by the NDB API for the transaction requesting or holding the current ...
https://dev.mysql.com/doc/refman/8.0/en/mysql-cluster-programs.html
Using and managing an NDB Cluster requires several specialized programs, which we describe in this chapter. We discuss the purposes of these programs in an NDB Cluster, how to use the programs, and what startup options are available for each of ...
https://dev.mysql.com/doc/refman/8.0/en/mysql-enterprise-audit.html
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 servers. Designed to meet the Oracle audit specification, MySQL Enterprise Audit ... MySQL Enterprise Edition includes MySQL Enterprise Audit, implemented using a server ...
https://dev.mysql.com/doc/refman/8.0/en/mysqld.html
System variables can be set at server startup, and many of them can be changed at runtime to effect dynamic server reconfiguration. MySQL Server manages access to the MySQL data directory that contains databases and tables. The data directory is ...
https://dev.mysql.com/doc/refman/8.0/en/mysqldump-delimited-text.html
If you invoke mysqldump with the --tab=dir_name option, it uses dir_name as the output directory and dumps tables individually in that directory using two files for each table. For a table named t1, the files are named t1.sql and t1.txt. The ...
https://dev.mysql.com/doc/refman/8.0/en/native-pluggable-authentication.html
Note The mysql_native_password authentication plugin is deprecated as of MySQL 8.0.34, disabled by default in MySQL 8.4, and removed as of MySQL 9.0.0. The following table shows the plugin names on the server and client sides. Installing Native ...
https://dev.mysql.com/doc/refman/8.0/en/operator-precedence.html
When used as a comparison operator, it has the same precedence as <=>, >=, >, <=, <, <>, !=, IS, LIKE, REGEXP, and IN(). Section 15.7.6.1, “SET Syntax for Variable Assignment”, and Section 11.4, “User-Defined Variables”, explain how MySQL ...
https://dev.mysql.com/doc/refman/8.0/en/perl-installation.html
MySQL Perl support requires that you have installed MySQL client programming support (libraries and header files). These tests attempt to connect to the local MySQL server using the default user name and password. (The default user name is your ...
https://dev.mysql.com/doc/refman/8.0/en/replication-features-invoked.html
Replication of invoked features such as loadable functions and stored programs (stored procedures and functions, triggers, and events) provides the following characteristics: The effects of the feature are always replicated. In the case of CREATE ...The following statements are replicated using statement-based replication: CREATE EVENT ALTER EVENT DROP EVENT CREATE PROCEDURE DROP PROCEDURE CREATE FUNCTION DROP FUNCTION CREATE TRIGGER DROP TRIGGER However, the effects of features created, modified, or dropped using these statements are replicated using row-based ...
https://dev.mysql.com/doc/refman/8.0/en/replication-howto-masterbaseconfig.html
To configure a source to use binary log file position based replication, you must ensure that binary logging is enabled, and establish a unique server ID. This server ID is used to identify individual servers within the replication topology, and ...