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https://dev.mysql.com/doc/connector-j/en/connector-j-connp-props-statements.html
Since Version 8.0.7 queryTimeoutKillsConnection If the timeout given in 'Statement.setQueryTimeout()' expires, should the driver forcibly abort the connection instead of attempting to abort the query? Default Value false Since Version 5.1.9 . This ...
https://dev.mysql.com/doc/refman/8.4/en/channels-startup-options.html
--replica-net-timeout=N This value is set per channel, so that each channel waits for N seconds to check for a broken connection. This section describes startup options which are impacted by the addition of replication channels. The following ...
https://dev.mysql.com/doc/refman/8.4/en/group-replication-group-membership.html
However, if a member leaves the group involuntarily, for example because it has stopped unexpectedly or the network connection is down, it cannot initiate the reconfiguration. When a member exceeds the expel timeout and is expelled from the group, ... In MySQL Group Replication, a set of servers forms a replication ...
https://dev.mysql.com/doc/refman/8.4/en/innodb-online-ddl-limitations.html
A long running or inactive transaction that holds a metadata lock on the table can cause an online DDL operation to timeout. When running an in-place online DDL operation, the thread that runs the ALTER TABLE statement applies an online log of DML ... The following limitations apply to online DDL operations: The table is copied when creating an index on a TEMPORARY ...
https://dev.mysql.com/doc/refman/8.4/en/server-configuration.html
The MySQL server, mysqld, has many command options and system variables that can be set at startup to configure its operation. To determine the default command option and system variable values used by the server, execute this command: $> mysqld ...
https://dev.mysql.com/doc/relnotes/mysql-cluster-manager/8.4/en/news-8-3-0.html
(Bug #35948991) When mcmd was running on Windows platforms, there were too many "Async queue pop timeout" warnings, making it hard to read the log. (Bug #35463580) When starting mcmd, a user named root could be set up for connection from a client, ... Functionality Added or Changed Bugs Fixed Functionality Added or Changed MySQL Cluster Manager now uses the third-part library GLib version ...
https://dev.mysql.com/doc/connectors/en/connector-net-async-methods.html
Requirements Async-Await support requires .NET Framework 4.5 or later TAP support requires .NET Framework 4.0 or later MySQL Connector/NET 6.9 or later Methods The following methods can be used with either TAP or Async-Await. private async void ...
https://dev.mysql.com/doc/connector-net/en/connector-net-async-methods.html
Requirements Async-Await support requires .NET Framework 4.5 or later TAP support requires .NET Framework 4.0 or later MySQL Connector/NET 6.9 or later Methods The following methods can be used with either TAP or Async-Await. private async void ...
https://dev.mysql.com/doc/internals/en/debug-sync-point.html
open_tables(...) DBUG_SYNC_POINT("debug_lock.after_open_tables", 10); lock_tables(...) The synchronization points behave similar to RELEASE_LOCK(<whatever the thread has>); IS_FREE_LOCK(str) OR (GET_LOCK(str,timeout) AND RELEASE_LOCK(str)) This ...
https://dev.mysql.com/doc/internals/en/syntax-debug-sync-values.html
The string to "assign" to the DEBUG_SYNC variable can contain: {RESET | <sync point name> TEST | <sync point name> CLEAR | <sync point name> {{SIGNAL <signal name> | WAIT_FOR <signal name> [TIMEOUT <seconds>] [NO_CLEAR_EVENT]} [EXECUTE <count>] &| ...This means that one of the sections separated by '&|' must be present or both of ...