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https://dev.mysql.com/doc/refman/8.4/en/locking-service.html
A namespace or lock name specified as NULL, the empty string, or a string longer than 64 characters results in an ER_LOCKING_SERVICE_WRONG_NAME error. If the timeout is reached without successful lock acquisition, an ER_LOCKING_SERVICE_TIMEOUT error ... MySQL distributions provide a locking interface that is accessible at two levels: At the SQL level, as a set of loadable functions that each map onto calls to the service ...
https://dev.mysql.com/doc/refman/8.4/en/mysql-cluster-programs-ndb-import.html
--abort-on-error Command-Line Format --abort-on-error Dump core on any fatal error; used for debugging only. --core-file Command-Line Format --core-file Write core file on error; used in debugging. --errins-type=name Command-Line Format ...
https://dev.mysql.com/doc/refman/8.4/en/server-configuration-validation.html
MySQL supports a --validate-config option that enables the startup configuration to be checked for problems without running the server in normal operational mode: mysqld --validate-config If no errors are found, the server terminates with an exit ...For additional checks to occur, correct the initial problem and run the server with --validate-config ...
https://dev.mysql.com/doc/refman/8.4/en/set-variable.html
User-Defined Variable Assignment Parameter and Local Variable Assignment System Variable Assignment SET Error Handling Multiple Variable Assignment System Variable References in Expressions User-Defined Variable Assignment User-defined variables are ...variable: { user_var_name | param_name | local_var_name | {GLOBAL | @@GLOBAL.} system_var_name | {PERSIST | @@PERSIST.} system_var_name | {PERSIST_ONLY | @@PERSIST_ONLY.} system_var_name | [SESSION | ...
https://dev.mysql.com/doc/relnotes/mysql/8.4/en/news-8-4-6.html
(Bug #37481548) Microsoft Windows: When upgrading a MySQL Server using MySQL Configurator, the process hung in the "Starting the server and upgrading system tables" step if a custom error log name was used. Group Replication: Added the error ...
https://dev.mysql.com/doc/mysql-shell/9.4/en/monitoring-innodb-cluster.html
One or two member servers in the cluster are online, but one or more servers are in an offline, recovering, error, or unreachable state. ERROR: The instance has encountered an error during the recovery phase or while applying a transaction. This ...
https://dev.mysql.com/doc/mysql-shell/9.4/en/mysql-shell-utilities-upgrade.html
If a check is defined in both the include and exclude list, an error is returned. If a check is defined in both the include and exclude list, an error is returned. Ensure queries sent by your applications use `quotes` when referring to them or they ... The util.checkForServerUpgrade() function is an upgrade checker utility that enables you to verify whether MySQL server instances are ready for ...
https://dev.mysql.com/doc/ndbapi/en/ndb-ndbeventoperation.html
NdbEventOperation Class Overview NdbEventOperation::clearError() (DEPRECATED) NdbEventOperation::execute() NdbEventOperation::getBlobHandle() NdbEventOperation::getEpoch() NdbEventOperation::getEventType() (DEPRECATED) ... This section provides ...
https://dev.mysql.com/doc/refman/8.4/en/check-table.html
option: { FOR UPGRADE | QUICK | FAST | MEDIUM | EXTENDED | CHANGED } CHECK TABLE checks a table or tables for errors. Column Value Table The table name Op Always check Msg_type status, error, info, note, or warning Msg_text An informational message ...CHECK TABLE can also check views for problems, such as tables that are referenced in the view definition that no longer ...
https://dev.mysql.com/doc/refman/8.4/en/create-index.html
For a unique index, an error occurs regardless of SQL mode because reducing the index length might enable insertion of nonunique entries that do not meet the specified uniqueness requirement. An error occurs if a key part definition contains ...