> For the complete documentation index, see [llms.txt](https://mariadb.com/docs/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://mariadb.com/docs/connectors/mariadb-connector-j.md).

# Connector/J

MariaDB Connector/J is the official JDBC driver for connecting Java applications to MariaDB and MySQL databases. It is LGPL licensed.

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[About MariaDB Connector/J Guide](/docs/connectors/mariadb-connector-j/about-mariadb-connector-j.md)
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MariaDB Connector/J guide: JDBC driver reference covering connections, prepared statements, and transactions, plus Java version compatibility.
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[Failover and High availability with MariaDB Connector/J for 2.x driver](/docs/connectors/mariadb-connector-j/failover-and-high-availability-with-mariadb-connector-j-for-2x-driver.md)
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Failover and load balancing in MariaDB Connector/J 2.x support sequential, loadbalance, replication, and aurora modes across multi-master, master-slave, and Amazon Aurora clusters.
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[Failover and High availability with MariaDB Connector/J](/docs/connectors/mariadb-connector-j/failover-and-high-availability-with-mariadb-connector-j.md)
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MariaDB Connector/J 3.0 and later support failover and high availability through sequential, loadbalance, replication, and load-balance-read modes with optional transaction replay.
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[GSSAPI Authentication with MariaDB Connector/J](/docs/connectors/mariadb-connector-j/gssapi-authentication-with-mariadb-connector-j.md)
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MariaDB Connector/J supports GSSAPI authentication via the server `gssapi` plugin, using JAAS on Unix or a Waffle-based native Windows implementation for Kerberos ticket validation.
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[Installing MariaDB Connector/J](/docs/connectors/mariadb-connector-j/installing-mariadb-connectorj.md)
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Install MariaDB Connector/J with a package manager (Maven or Gradle) or manually from the downloaded JAR file.
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[Java Connector Using Gradle](/docs/connectors/mariadb-connector-j/java-connector-using-gradle.md)
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Add MariaDB Connector/J to a Gradle project by declaring the `mariadb-java-client` dependency in `build.gradle`, then connect to MariaDB using standard JDBC DriverManager methods.
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[Java Connector Using Maven](/docs/connectors/mariadb-connector-j/java-connector-using-maven.md)
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Add MariaDB Connector/J to a Maven project by declaring the `mariadb-java-client` dependency in `pom.xml`, then connect to MariaDB using standard JDBC DriverManager methods.
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[Option batchMultiSend Description](/docs/connectors/mariadb-connector-j/option-batchmultisend-description.md)
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`useBatchMultiSend` enables bulk batch execution in MariaDB Connector/J, grouping `executeBatch` calls into multi-query packets to reduce round-trips between client and server.
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[Pool Datasource Implementation](/docs/connectors/mariadb-connector-j/pool-datasource-implementation.md)
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MariaDB Connector/J provides `MariaDbDataSource` and `MariaDbPoolDataSource` implementations with configurable pool size, idle timeout, validation delay, and JMX monitoring support.
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[Using TLS/SSL with MariaDB Connector/J](/docs/connectors/mariadb-connector-j/using-tls-ssl-with-mariadb-java-connector.md)
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Configure TLS and SSL for MariaDB Connector/J using `sslMode`, `serverSslCert`, and `keyStore` options, supporting trust, verify-ca, verify-full, and zero-configuration encryption modes.
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