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https://dev.mysql.com/doc/refman/8.4/en/upgrade-binary-package.html
The mysqldump utility provided in earlier releases uses incorrect syntax for generated column definitions (Bug #20769542). Initialize a new data directory, as described in Section 2.9.1, “Initializing the Data Directory”. For example: mysqld ...
https://dev.mysql.com/doc/relnotes/mysql/8.4/en/news-8-4-4.html
(Bug #37273525, Bug #37785339) Removed a maybe-uninitialized error found in sql/item.cc when building MySQL with GCC 14. (Bug #34574604) InnoDB: ON DELETE CASCADE with generated columns containing secondary indexes sometimes failed, due to virtual ... Account Management Notes C API Notes Character Set Support Compilation Notes Component Notes Firewall Notes Installation Notes Optimizer Notes Performance Schema Notes Functionality Added or Changed Bugs Fixed Account Management Notes The database cache was not flushed properly following execution of DROP ...
https://dev.mysql.com/doc/mysql-enterprise-backup/8.4/en/meb-files-backed-up-summary.html
ib_logfile* Created in the backup directory by mysqlbackup during the apply-log phase after the initial backup. These files are not copied from the original data directory, but rather re-created in the backup directory during the apply-log phase ...
https://dev.mysql.com/doc/c-api/8.4/en/c-api-asynchronous-interface-usage.html
The asynchronous C API functions cover operations that might otherwise block when reading to or writing from the server connection: The initial connection operation, sending a query, reading the result, and so forth. Input arguments passed to an ...
https://dev.mysql.com/doc/c-api/8.4/en/mysql-set-local-infile-handler.html
To use mysql_set_local_infile_handler(), you must write the following callback functions: int local_infile_init(void **ptr, const char *filename, void *userdata); The initialization function. Make the initialization function return zero for success, ... void mysql_set_local_infile_handler(MYSQL *mysql, int (*local_infile_init)(void **, const char *, void *), int (*local_infile_read)(void *, char *, unsigned int), void (*local_infile_end)(void *), int (*local_infile_error)(void *, char*, unsigned int), void *userdata); Description This function installs callbacks to be used during the execution of LOAD DATA LOCAL ...
https://dev.mysql.com/doc/extending-mysql/8.4/en/services-for-plugins.html
A plugin must include that file anyway because it contains definitions and structures that every plugin needs. mysql/service_my_plugin_log.h defines these levels: enum plugin_log_level { MY_ERROR_LEVEL, MY_WARNING_LEVEL, MY_INFORMATION_LEVEL }; Then ... MySQL server plugins have access to server “plugin services.” The plugin services interface exposes server functionality that plugins can ...
https://dev.mysql.com/doc/relnotes/mysql-cluster/8.4/en/news-8-4-5.html
(Bug #37512477) When restoring stored grants (using ndb_restore --include-stored-grants) from an NDB backup following an initial restart of the data nodes, the ndb_sql_metadata table was neither created nor restored. (Bug #37382551) This fix ...
https://dev.mysql.com/doc/mysql-router/9.4/en/mysql-router-conf-options.html
Warning logs a warning message but does not halt, whereas an error means MySQL Router fails to initialize and exits. Additionally, user is defined in the generated configuration file /a/path/myrouter/mysqlrouter.conf: [DEFAULT] user=snoopy Note This ... When started, MySQL Router reads a list of configuration files that together make up the configuration of the ...
https://dev.mysql.com/doc/workbench/en/wb-migration-database-access.html
You might have to wait before the Manual Editing step displays the initial page shown in the next figure. Figure 10.30 Manual Editing: Initial Page The View combo box changes the way the migrated database objects are shown (see the figure that ...
https://dev.mysql.com/doc/connectors/en/connector-j-connp-props-authentication.html
These plugins will be loaded at connection initialization and can be used together with their sever-side counterparts for authenticating users, unless they are disabled in the connection property 'disabledAuthenticationPlugins'. By default, ...If ...