OceanBase logo

OceanBase

A unified distributed database ready for your transactional, analytical, and AI workloads.

Product Overview
DEPLOY YOUR WAY

OceanBase Cloud

The best way to deploy and scale OceanBase

OceanBase Enterprise

Run and manage OceanBase on your infra

TRY OPEN SOURCE

OceanBase Community Edition

The free, open-source distributed database

OceanBase seekdb

Open source AI native search database

Customer Stories

Real-world success stories from enterprises across diverse industries.

View All
BY USE CASES

Mission-Critical Transactions

Global & Multicloud Application

Elastic Scaling for Peak Traffic

Real-time Analytics

Active Geo-redundancy

Database Consolidation

Resources

Comprehensive knowledge hub for OceanBase.

Blog

Live Demos

Training & Certification

Documentation

Official technical guides, tutorials, API references, and manuals for all OceanBase products.

View All
PRODUCTS

OceanBase Cloud

OceanBase Database

Tools

Connectors and Middleware

QUICK START

OceanBase Cloud

OceanBase Database

BEST PRACTICES

Practical guides for utilizing OceanBase more effectively and conveniently

Company

Learn more about OceanBase – our company, partnerships, and trust and security initiatives.

About OceanBase

Partner

Trust Center

Contact Us

International - English
中国站 - 简体中文
日本 - 日本語
Sign In
Start on Cloud

OceanBase

A unified distributed database ready for your transactional, analytical, and AI workloads.

Product Overview
DEPLOY YOUR WAY

OceanBase Cloud

The best way to deploy and scale OceanBase

OceanBase Enterprise

Run and manage OceanBase on your infra

TRY OPEN SOURCE

OceanBase Community Edition

The free, open-source distributed database

OceanBase seekdb

Open source AI native search database

Customer Stories

Real-world success stories from enterprises across diverse industries.

View All
BY USE CASES

Mission-Critical Transactions

Global & Multicloud Application

Elastic Scaling for Peak Traffic

Real-time Analytics

Active Geo-redundancy

Database Consolidation

Comprehensive knowledge hub for OceanBase.

Blog

Live Demos

Training & Certification

Documentation

Official technical guides, tutorials, API references, and manuals for all OceanBase products.

View All
PRODUCTS
OceanBase CloudOceanBase Database
ToolsConnectors and Middleware
QUICK START
OceanBase CloudOceanBase Database
BEST PRACTICES

Practical guides for utilizing OceanBase more effectively and conveniently

Learn more about OceanBase – our company, partnerships, and trust and security initiatives.

About OceanBase

Partner

Trust Center

Contact Us

Start on Cloud
编组
All Products
    • Databases
    • iconOceanBase Database
    • iconOceanBase Cloud
    • iconOceanBase Tugraph
    • iconInteractive Tutorials
    • iconOceanBase Best Practices
    • Tools
    • iconOceanBase Cloud Platform
    • iconOceanBase Migration Service
    • iconOceanBase Developer Center
    • iconOceanBase Migration Assessment
    • iconOceanBase Admin Tool
    • iconOceanBase Loader and Dumper
    • iconOceanBase Deployer
    • iconKubernetes operator for OceanBase
    • iconOceanBase Diagnostic Tool
    • iconOceanBase Binlog Service
    • Connectors and Middleware
    • iconOceanBase Database Proxy
    • iconEmbedded SQL in C for OceanBase
    • iconOceanBase Call Interface
    • iconOceanBase Connector/C
    • iconOceanBase Connector/J
    • iconOceanBase Connector/ODBC
    • iconOceanBase Connector/NET
icon

OceanBase Connector/J

V2.4.3

  • What is OceanBase Connector J?
    • Overview of OceanBase Connector/J
    • Compatibility requirements
  • Install Driver
    • Install and load the OceanBase Connector/J driver
  • Instructions
    • Quick start
      • 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
    • Data sources and URL
      • Data source overview
      • Database URL
    • Java data streams
      • CHAR, VARCHAR, and RAW data types
      • Overview of Java data streams
      • LONG and LONG RAW data types
      • Use LOBs
        • Overview of LOB data types
        • LOB data interface
        • LOB locator API
    • Statement caching
      • Overview of statement caching
      • Use statement caching
      • Reuse statement objects
    • Call a stored procedure
    • Handle SQL exceptions
    • Result set
      • Overview of result sets
      • Limitations
      • FetchSize
      • refreshRow
      • useCursorFetch
    • Batch processing
    • Failover and Load-Balancing
      • Load balancing strategy configuration methods
      • Failover and load balancing modes
      • LoadBalance strategies
    • Security features
    • Rich client
    • Network overheads
    • Show Trace
    • Troubleshooting
  • Reference
    • Supported SQL and PL data types
    • Features specific to the Oracle mode
      • Binary Protocol (Prepared Statements)
        • COM_STMT_SEND_PIECE_DATA
        • COM_STMT_PREPARE_EXECUTE
      • Call PL stored procedures
      • Scrollability of a result set
      • Use ARRAY and STRUCT classes
      • Distributed transactions
        • Distributed transaction examples
        • XA components
        • Overview
      • Obtain comments
      • Data types supported in Oracle mode
      • Error messages in Oracle mode
    • Common APIs
      • 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
      • java.sql.Driver
      • java.sql.Connection
      • javax.sql.ConnectionPoolDataSource
      • java.sql.DatabaseMetaData
  • Release
    • V2.4
      • OceanBase Connector/J V2.4.3
      • OceanBase Connector/J V2.4.2
      • OceanBase Connector/J V2.4.1
      • OceanBase Connector/J V2.4.0
    • V2.2
      • OceanBase Connector/J V2.2.10
      • OceanBase Connector/J V2.2.7
      • OceanBase Connector/J V2.2.3
      • OceanBase Connector/J V2.2.6
      • OceanBase Connector/J V2.2.11
      • OceanBase Connector/J V2.2.0

Download PDF

Overview of OceanBase Connector/J Compatibility requirements Install and load the OceanBase Connector/J driver 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 Data source overviewDatabase URL CHAR, 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 Call a stored procedure Handle SQL exceptions Overview of result sets Limitations FetchSize refreshRow useCursorFetch Batch processing Load balancing strategy configuration methods Failover and load balancing modes LoadBalance strategies Security features Rich client Network overheads Show Trace Troubleshooting Supported SQL and PL data types Call PL stored procedures Scrollability of a result set Use ARRAY and STRUCT classes Obtain comments Data types supported in Oracle mode Error messages 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 java.sql.Driver java.sql.Connection javax.sql.ConnectionPoolDataSource java.sql.DatabaseMetaData OceanBase Connector/J V2.4.3 OceanBase Connector/J V2.4.2 OceanBase Connector/J V2.4.1 OceanBase Connector/J V2.4.0 OceanBase Connector/J V2.2.10 OceanBase Connector/J V2.2.7 OceanBase Connector/J V2.2.3 OceanBase Connector/J V2.2.6 OceanBase Connector/J V2.2.11 OceanBase Connector/J V2.2.0
OceanBase logo

The Unified Distributed Database for the AI Era.

Follow Us
Products
OceanBase CloudOceanBase EnterpriseOceanBase Community EditionOceanBase seekdb
Resources
DocsBlogLive DemosTraining & Certification
Company
About OceanBaseTrust CenterLegalPartnerContact Us
Follow Us

© OceanBase 2026. All rights reserved

Cloud Service AgreementPrivacy PolicySecurity
Contact Us
Document Feedback
  1. Documentation Center
  2. OceanBase Connector/J
  3. V2.4.3
iconOceanBase Connector/J
V 2.4.3
  • V 2.4.17
  • V 2.4.16
  • V 2.4.15
  • V 2.4.14
  • V 2.4.5
  • V 2.4.4
  • V 2.4.3
  • V 2.4.2
  • V 2.4.1
  • V 2.4.0
  • V 2.2.11
  • V 2.2.10
  • V 2.2.7
  • V 2.2.6
  • V 2.2.3
  • V 2.2.0

Overview

Last Updated:2026-04-09 07:21:44  Updated
share
What is on this page
share

The following table lists the general Java APIs.

Field Description
java.sql.Connection Connects to a specified database.
java.sql.CallableStatement Executes stored procedures.
java.sql.DatabaseMetaData Defines database objects.
java.sql.Driver Runs a database driver to connect to a database.
java.sql.PreparedStatement Compiles and converts SQL statements.
java.sql.ParameterMetaData Queries parameter metadata.
java.sql.ResultSet Generates execution result sets.
java.sql.ResultSetMetaData Describes ResultSet objects.
java.sql.Statement Executes SQL statements.
javax.sql.ConnectionPoolDataSource Creates a physical database connection that can be used as a pooled connection.
javax.naming.Context Connects configured context.
javax.sql.PooledConnection Provides connections for the connection pool manager.

Previous topic

Supported SQL and PL data types
Last

Next topic

java.sql.Connection
Next