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https://dev.mysql.com/doc/refman/8.4/en/innodb-troubleshooting-datadict.html
Cannot Open Datafile With innodb_file_per_table enabled (the default), the following messages may appear at startup if a file-per-table tablespace file (.ibd file) is missing: [ERROR] InnoDB: Operating system error number 2 in a file operation.
https://dev.mysql.com/doc/refman/8.4/en/savepoint.html
In this case, the row lock is released in the undo.) Savepoints that were set at a later time than the named savepoint are deleted. If the ROLLBACK TO SAVEPOINT statement returns the following error, it means that no savepoint with the specified ...
https://dev.mysql.com/doc/mysql-cluster-manager/8.4/en/mcm-upgrade-cluster.html
The new package must be registered using add package before you can use it for an upgrade; otherwise, upgrade cluster fails with an error. When using the upgrade cluster command, you can use the --set option to reconfigure your MySQL NDB Cluster at ... upgrade cluster {--package=|-P }package_name [{--nodeid|-n }node_id_list] [--force|-f] [--retry|-L] [--set=attribute_assignment_list] cluster_name node_id_list: node_id[, node_id[, ...]] attribute_assignment_list: attribute_assignment[,attribute_assignment][,...] attribute_assignment: attribute_name:process_name[=value] This command upgrades the cluster named cluster_name to the software package package_name specified with the ...
https://dev.mysql.com/doc/extending-mysql/8.4/en/plugin-types.html
Any attempt to use a table for which a plugin is not available results in an error, although DROP TABLE is still possible. For example, the plugin can see what statement produced a result set or was logged, the number of rows in a result, who the ...
https://dev.mysql.com/doc/connectors/en/connector-net-medium-trust.html
The MySQL Connector/NET support for partial trust has improved over time to simplify the configuration and deployment process for hosting providers. Normal desktop applications operate under full trust, while web applications that are hosted in ...
https://dev.mysql.com/doc/connectors/en/connector-odbc-usagenotes-apptips-borland.html
With all Borland applications where the Borland Database Engine (BDE) is used, follow these steps to improve compatibility: Update to BDE 3.2 or newer. 5.8.2.2.1 Using Connector/ODBC with Borland Builder 4 When you start a query, you can use the ...
https://dev.mysql.com/doc/connector-net/en/connector-net-medium-trust.html
The MySQL Connector/NET support for partial trust has improved over time to simplify the configuration and deployment process for hosting providers. Normal desktop applications operate under full trust, while web applications that are hosted in ...
https://dev.mysql.com/doc/internals/en/changing-configuration-options.html
-DWITH_EMBEDDED_SERVER=1 This can be done during the initial configuration or any time later. The preceding procedure builds with the default configuration, which may not be suitable for your needs. Assume that you want to change the configuration ...
https://dev.mysql.com/doc/internals/en/debug-configurations.html
If Visual Studio or Xcode generators are used (you invoked cmake with -G "Visual Studio ..." or -G Xcode), switching to release or debug configuration is done within the IDE, or at the build time using command line switches. Using Makefiles, a ...
https://dev.mysql.com/doc/internals/en/auth-phase-fast-path.html
Assume that client wants to log in as user U and that user account uses authentication method M. The fast authentication path is used if both client and server used method M to generate authentication data in the initial handshake. In that case the ...