Search Results
https://dev.mysql.com/doc/refman/8.4/en/version-tokens-usage.html
The next time the client sends a statement to server 2, its own token list no longer matches the server token list and an error occurs: mysql> UPDATE emp.employee SET salary = salary * 1.1 WHERE id = 4982; ERROR 3136 (42000): Version token mismatch ...Client applications that access the servers to retrieve and update data, choosing servers according to the purposes assigned ...A scenario in which Version Tokens can be useful is a system that accesses a collection of MySQL servers ...
https://dev.mysql.com/doc/mysql-ai/9.4/en/mys-mysqlai-ml-train.html
To use this task, you must set a target column, the date-time column (datetime_index), and endogenous variables (endogenous_variables). The column can be one of the supported datetime column types, DATETIME, TIMESTAMP, DATE, TIME, and YEAR, or an ...
https://dev.mysql.com/doc/refman/8.4/en/replication-gtids-lifecycle.html
In addition, for a non-transactional update, if a disk write failure occurs while attempting to write to the binary log cache and a gap is therefore created in the binary log, the resulting incident log event is assigned a GTID. The life cycle of a ...The GTID is written to the source's binary log (immediately preceding the transaction itself in the ...
https://dev.mysql.com/doc/refman/8.4/en/pluggable-authentication.html
To minimize the potential for incompatibilities, regularly upgrade the server, clients, and connectors on a timely basis. If a connector links to libmysqlclient dynamically, it must be ensured that the newer version of libmysqlclient is installed on ... When a client connects to the MySQL server, the server uses the user name provided by the client and the client host to select the appropriate account row from the mysql.user system ...Pluggable ...
https://dev.mysql.com/doc/refman/8.4/en/mysql-cluster-programs-ndbd.html
--connect-delay=# Command-Line Format --connect-delay=# Deprecated Yes Type Numeric Default Value 5 Minimum Value 0 Maximum Value 3600 Determines the time to wait between attempts to contact a management server when starting (the number of attempts ... The ndbd binary provides the single-threaded version of the process that is used to handle all the data in tables employing the NDBCLUSTER storage ...
https://dev.mysql.com/doc/refman/8.4/en/audit-log-filter-definitions.html
It is equivalent to: { "filter": { } } Logging behavior depends on the log value and whether class or event items are specified: With log specified, its given value is used. Without log specified, logging is true if no class or event item is ...For ...
https://dev.mysql.com/doc/refman/8.4/en/clone-plugin-remote.html
The clone plugin supports the following syntax for cloning remote data; that is, cloning data from a remote MySQL server instance (the donor) and transferring it to the MySQL instance where the cloning operation was initiated (the recipient). Use ...CLONE INSTANCE FROM 'user'@'host':port IDENTIFIED BY 'password' [DATA DIRECTORY [=] 'clone_dir'] [REQUIRE [NO] SSL]; where: user is the clone user on the donor MySQL server ...
https://dev.mysql.com/doc/refman/8.4/en/show-replica-status.html
Seconds_Behind_Source This field is an indication of how “late” the replica is: When the replica is actively processing updates, this field shows the difference between the current timestamp on the replica and the original timestamp logged on ...
https://dev.mysql.com/doc/mysql-ai/9.4/en/mys-ai-genai-summarize-content.html
MySQL also supports ', 'a wide range of data types, including integers, floating-point numbers, dates, and strings. The following sections in this topic describe how to summarize exiting content using the GenAI: Before You Begin Summarizing Content ...For Running Batch Queries, add the natural-language queries to a column in a new or existing ...
https://dev.mysql.com/doc/refman/8.4/en/added-deprecated-removed.html
Options and Variables Introduced in MySQL 8.4 Options and Variables Deprecated in MySQL 8.4 Options and Variables Removed in MySQL 8.4 This section lists server variables, status variables, and options that were added for the first time, have been ...Options and Variables Introduced in MySQL 8.4 The following system variables, status variables, and server options have been added in MySQL ...