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https://dev.mysql.com/doc/relnotes/connector-j/en/news-8-0-11.html
(Bug #27678308) The lower bound for the connection property packetDebugBufferSize has been changed to 1, to avoid the connection errors that occur when the value is set to 0. Version 8.0.11 is the first General Availability release of the 8.0 ...
https://dev.mysql.com/doc/relnotes/connector-j/en/news-8-0-12.html
With this fix, the error message returned explains the issue and suggests how to avoid it. Version 8.0.12 is the latest General Availability release of the 8.0 series of MySQL Connector/J. It is suitable for use with MySQL Server versions 8.0, 5.7, ...
https://dev.mysql.com/doc/relnotes/connector-j/en/news-8-0-23.html
(Bug #30962953, Bug #98695, Bug #30573281, Bug #95644) Conversion of a MySQL DATETIME or TIMESTAMP value to a Java OffsetDateTime using the getObject(i, OffsetDateTime.class) method failed with a "Conversion not supported for type ..." error.
https://dev.mysql.com/doc/relnotes/connector-j/en/news-8-0-32.html
(Bug #102520, Bug #32476663) Insert statements with ON DUPLICATE KEY UPDATE that used value aliases caused a syntax error when the batched statements were being rewritten. Version 8.0.32 is the latest General Availability release of the 8.0 series ...
https://dev.mysql.com/doc/relnotes/connector-j/en/news-8-0-33.html
(Bug #34918989) For Connector/J 8.0.29 or later, client-side prepared statements failed with the error "Incorrect string value" when setCharacterStream() was used, if the JVM's character encoding did not match the target column's character set.
https://dev.mysql.com/doc/relnotes/connector-j/en/news-8-4-0.html
(WL #16147) Known limitation of this release: because the mysql_native_password authentication plugin is disabled by default as of MySQL Server 8.4.0, some unit tests may generate errors unless the plugin is enabled. Version 8.4.0 is a new GA ...
https://dev.mysql.com/doc/relnotes/connector-j/en/news-9-1-0.html
(Bug #101054, Bug #32544786) When rewriteBatchedStatements was set to true, Connector/J failed to detect some cases in which server-side PreparedStatements could not be used, resulting in errors for the statement preparations. Version 9.1.0 is a ...
https://dev.mysql.com/doc/relnotes/connector-j/en/news-9-4-0.html
(Bug #37785888) The method getObject(String , Class<T>) returned a java.lang.AbstractMethodError for a pooled connection. The error was due to some missing method implementations in the class CallableStatementWrapper, which are supplied by this ...
https://dev.mysql.com/doc/mysql-router/9.4/en/mysql-router-configuration-file-locations.html
MySQL Router scans for the default configuration files at startup, and optionally loads user-defined configuration files at runtime from the command line. You can alter the default locations at compile time by using the -DROUTER_CONFIGDIR=<path> ...
https://dev.mysql.com/doc/mysql-router/9.4/en/mysql-router-configuration-file-syntax.html
Trailing comments are not supported, so in this example the option routing_strategy is given the value round-robin # Circles back to first server and generates an error when starting the router. The configuration file format resembles the ...