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https://dev.mysql.com/doc/refman/8.4/en/mysql-cluster-programs-ndb-mgm.html
The ndb_mgm management client process is actually not needed to run the cluster. Its value lies in providing a set of commands for checking the cluster's status, starting backups, and performing other administrative functions. The management client ...
https://dev.mysql.com/doc/refman/8.4/en/mysqlbinlog-row-events.html
The combination of --base64-output=DECODE-ROWS and --verbose provides a convenient way to see row events only as SQL statements: $> mysqlbinlog -v --base64-output=DECODE-ROWS log_file ... The following examples illustrate how mysqlbinlog displays ...
https://dev.mysql.com/doc/refman/8.4/en/signal.html
Some signal values cause statement termination; see Effect of Signals on Handlers, Cursors, and Statements. SIGNAL provides error information to a handler, to an outer portion of the application, or to the client. Also, it provides control over the ...
https://dev.mysql.com/doc/refman/8.4/en/silent-column-changes.html
In some cases, MySQL silently changes column specifications from those given in a CREATE TABLE or ALTER TABLE statement. These might be changes to a data type, to attributes associated with a data type, or to an index specification. All changes are ...
https://dev.mysql.com/doc/refman/8.4/en/stored-programs-defining.html
Each stored program contains a body that consists of an SQL statement. This statement may be a compound statement made up of several statements separated by semicolon (;) characters. For example, the following stored procedure has a body made up of ...
https://dev.mysql.com/doc/refman/8.4/en/type-conversion.html
When an operator is used with operands of different types, type conversion occurs to make the operands compatible. For example, MySQL automatically converts strings to numbers as necessary, and vice versa. mysql> SELECT 1+'1'; -> 2 mysql> SELECT ...
https://dev.mysql.com/doc/refman/8.4/en/user-variables.html
You can store a value in a user-defined variable in one statement and refer to it later in another statement. This enables you to pass values from one statement to another. User variables are written as @var_name, where the variable name var_name ...
https://dev.mysql.com/doc/relnotes/mysql/8.4/en/news-8-4-0.html
Firewall stored procedures now avoid performing unnecessary combinations of DELETE plus INSERT statements, as well as those of INSERT IGNORE plus UPDATE operations, making them faster and more efficient. To perform such a migration, use the ...(Bug ...
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-function-reference.html
The following table summarizes all functions available for the MySQL C API.