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https://dev.mysql.com/doc/refman/8.4/en/server-side-help-support.html
MySQL Server supports a HELP statement that returns information from the MySQL Reference Manual (see Section 15.8.3, “HELP Statement”). This information is stored in several tables in the mysql schema (see Section 7.3, “The mysql System ...
https://dev.mysql.com/doc/refman/8.4/en/set.html
MySQL stores SET values numerically, with the low-order bit of the stored value corresponding to the first set member. For example, you can retrieve numeric values from a SET column like this: mysql> SELECT set_col+0 FROM tbl_name; If a number is ...
https://dev.mysql.com/doc/refman/8.4/en/upgrade-paths.html
Notes Make sure you understand the MySQL release model for MySQL for MySQL long long-term support (LTS) and Innovation versions before proceeding with a downgrade. We recommend checking upgrade compatibility with MySQL Shell's Upgrade Checker ...A ...
https://dev.mysql.com/doc/refman/8.4/en/using-date.html
For example: SELECT * FROM t1 WHERE date >= '2003-05-05'; As a convenience, MySQL automatically converts a date to a number if the date is used in numeric context and vice versa. MySQL also permits a “relaxed” string format when updating and in ...You should use this format in UPDATE expressions and in the WHERE clause of SELECT ...
https://dev.mysql.com/doc/mysql-enterprise-backup/8.4/en/advanced.replica.html
MySQL Enterprise Backup allows you to set up a replica server (referred to as the “replica” below) by backing up the source server (referred to as the “source” below) and restoring the backup on a new replica, without having to stop the ...
https://dev.mysql.com/doc/mysql-enterprise-backup/8.4/en/mysqlbackup.incremental.html
MySQL Enterprise Backup treats differential backup as a special case of incremental backup that has a full backup as its base. See Section 20.7, “Incremental Backup Options”, for descriptions of the mysqlbackup options used for incremental ...In ...
https://dev.mysql.com/doc/mysql-cluster-manager/8.4/en/mcm-get.html
get [--include-defaults|-d] [--all] [filter_specification_list] cluster_name filter_specification_list: filter_specification[,filter_specification][,...] filter_specification: [attribute_name][:process_specification][+process_specification]] ...
https://dev.mysql.com/doc/mysql-cluster-manager/8.4/en/mcm-show-status.html
show status show status --cluster|-c cluster_name show status --operation|-o cluster_name show status --backup|-b cluster_name show status --process|-r cluster_name show status --progress cluster_name show status --progressbar cluster_name This ...
https://dev.mysql.com/doc/c-api/8.4/en/c-api-basic-function-reference.html
The following table summarizes the functions available in the C API basic interface. For greater detail, see the descriptions in Section 5.4, “C API Basic Function Descriptions”.
https://dev.mysql.com/doc/c-api/8.4/en/c-api-binary-log-interface-usage.html
Program notes: mysql is assumed to be a valid connection handler. The following simple example program demonstrates the binary log C API functions. The initial SET statement sets the @source_binlog_checksum user-defined variable that the server ...