Connector/J 3.0.4 Release Notes

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Release date: 25 Mar 2022

MariaDB Connector/J 3.0.4 is a Stable (GA) release.

Bugs Fixed

• DatabaseMetadata#getTables throws a syntax error if a NULL value is used for tableNamePattern

• A DECIMAL overflow for long/int/short is not throwing an exception

• A NULL value returned for a column can result in java.lang.IllegalArgumentException: Unexpected data type NULL

• The authentication is restricted to the methods 'mysql_native_password,client_ed25519,auth_gssapi_client' instead of allowing all supported methods, if the option restrictedAuth is not set (default NULL).

• 32 bit value returned instead of a 64 bit value for generated id / updated rows

• When the load-balancing HA mode is used a host is not used anymore after a connection failed, even if a connection would be possible again.

• Connection.getMetaData() returns values of type MariaDbClob instead of the expected type String

• metadata.getColumnTypeName() returns the values with a wrong types

• A connection fails if the password is set before the username for MariaDbDataSource

• The login packet has non-standard length information for the attributes, which can result in issues when using wireshark.

• When using failover the definition of retriesAllDown is ignored when trying to reconnect

• Updates of rows is not possible for storage engines which do not provide the metadata information for primary columns

Install and Upgrade

• missing OSGI metadata is missing

Changelog

For a complete list of changes made in MariaDB Connector/J 3.0.4, with links to detailed information on each push, see the .