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OceanBase Connector/J

V2.2.11
  • What is OceanBase Connector J?
    • Compatibility requirements
    • Overview of OceanBase Connector/J
  • Install Driver
    • Install and load the OceanBase Connector/J driver
  • Instructions
    • Quick start
      • Import packages
      • Create a database connection
      • Create a Statement object
      • Run queries and retrieve ResultSet objects
      • Process ResultSet objects
      • Close ResultSet and Statement objects
      • Manage tables and data
      • Commit changes
      • Close a database connection
      • Example
    • Data sources and URL
      • Data source overview
      • Data source characteristics and properties
      • Create and connect to a data source instance
      • Database URL
    • Java data streams
      • Overview of Java data streams
      • LONG and LONG RAW data types
      • Use LOBs
        • Overview of LOB data types
        • LOB data interface
        • LOB locator API
      • CHAR, VARCHAR, and RAW data types
    • Statement caching
      • Overview of statement caching
      • Use statement caching
      • Reuse statement objects
    • Use CallableStatements to call stored procedures
    • Handle SQL exceptions
    • Result set
      • Overview of result sets
      • Limits
      • FetchSize
      • refreshRow
      • useCursorFetch
    • Batch processing
    • Failover and Load-Balancing
      • Failover and load balancing modes
      • LoadBalance strategies
      • LoadBalance strategies configuration methods
    • Security features
    • SQL NetworkCostInfo
    • Troubleshooting
  • Reference
    • Features specific to the Oracle mode
      • Binary Protocol (Prepared Statements)
        • COM_STMT_PREPARE_EXECUTE
        • COM_STMT_SEND_PIECE_DATA
      • Call PL stored procedures
      • Result set performance
      • Use ARRAY and STRUCT classes
      • Distributed transactions
        • Overview of distributed transactions
        • XA components
        • Distributed transaction examples
      • Obtain comments
      • Data types supported in Oracle mode
      • Error messages in Oracle mode
    • Supported SQL and PL data types
    • Common APIs
      • Overview of common APIs
      • java.sql.Connection
      • java.sql.CallableStatement
      • java.sql.DatabaseMetaData
      • java.sql.Driver
      • java.sql.PreparedStatement
      • java.sql.ParameterMetaData
      • java.sql.ResultSet
      • java.sql.ResultSetMetaData
      • java.sql.Statement
      • javax.sql.ConnectionPoolDataSource
      • javax.naming.Context
      • javax.sql.PooledConnection
  • Release Notes
    • V2.2
      • OceanBase Connector/J V2.2.11
      • OceanBase Connector/J V2.2.10
      • OceanBase Connector/J V2.2.0

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  5. V2.2.11

OceanBase Connector/J V2.2.0

Last Updated:2026-09-04 08:24:25

Version information
Overview
Feature enhancements

Version information

  • Release date: April 12, 2021
  • Version: V2.2.0

Overview

OceanBase Connector/J V2.2.0 is based on OceanBase Connector/J V2.1.0 and improves MySQL compatibility. It can be used for regular business operations.

Feature enhancements

  • Added the Client IP extended connection attribute.
  • In MySQL-compatible mode, new methods such as getExportedKeys, getImportedKeys, getCrossReference, and getFunctionColumns are supported in DatabaseMetaData.
  • In Oracle-compatible mode, setObject now supports the ZonedDateTime type.

Notice

When characterEncoding is set to true and the tenant's character set encoding is GBK in the current version, data queries and inserts may result in garbled characters.

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