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Run and manage OceanBase on your infra

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The free, open-source distributed database

OceanBase seekdb

Open source AI native search database

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Real-world success stories from enterprises across diverse industries.

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Database Consolidation

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OceanBase Connector/J

V2.4.2

  • What is OceanBase Connector J?
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Compatibility requirements Overview of OceanBase Connector/J Install and load the OceanBase Connector/J driver Batch processing Troubleshooting Use CallableStatements to call stored procedures SQL NetworkCostInfo Security features Handle SQL exceptions Import packages Create a Statement object Process ResultSet objects Run queries and retrieve ResultSet objects Commit changes Example Manage tables and data Close a database connection Close ResultSet and Statement objects Create a database connection refreshRow FetchSize Limits Overview of result sets useCursorFetch LoadBalance strategies configuration methods Failover and load balancing modes LoadBalance strategiesCHAR, VARCHAR, and RAW data types Overview of Java data streams LONG and LONG RAW data types Overview of statement caching Use statement caching Reuse statement objects Create and connect to a data source instance Data source characteristics and properties Data source overview Database URLSupported SQL and PL data types Call PL stored procedures Result set performance Use ARRAY and STRUCT classes Error messages in Oracle mode Data types supported in Oracle mode java.sql.PreparedStatement javax.naming.Context java.sql.Statement javax.sql.PooledConnection java.sql.ParameterMetaData java.sql.CallableStatement java.sql.ResultSetMetaData java.sql.ResultSet Overview of common APIs java.sql.Driver java.sql.Connection javax.sql.ConnectionPoolDataSource java.sql.DatabaseMetaData
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  2. OceanBase Connector/J
  3. V2.4.2
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java.sql.Driver

Last Updated:2026-04-09 07:21:36  Updated
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java.sql.Driver is a database driver interface.

Description

java.sql.Driver is an interface that each driver must implement.

The Java SQL framework allows multiple database drivers. Each driver should provide a class that implements the driver interface.

DriverManager will try to load as many drivers as possible, and then ask each driver in turn to try to connect to the target URL for any specified connection request.

We strongly recommend that each driver class be small and independent so that supporting code is not massively introduced when the driver classes are loaded and queried.

When a driver class is loaded, it should create an instance of its own and register the instance with DriverManager. You can load and register drivers by calling the following method:

Class.forName("foo.bah.Driver")

OceanBase Connector/J can create DriverAction to receive notifications when DriverManager.deregisterDriver(java.sql.Driver) is called.

Methods

Method Return type JDBC 4 supported in Oracle mode JDBC 4 supported in MySQL mode
connect(String url,java.util.Properties info) Connection Yes Yes
acceptsURL(String url) Boolean Yes Yes
getPropertyInfo(String url,java.util.Properties info) DriverPropertyInfo[] Yes Yes
getMajorVersion() int Yes Yes
getMinorVersion() int Yes Yes
jdbcCompliant() Boolean Yes Yes
getParentLogger() Logger No No

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