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OceanBase Connector/J

V2.2.6
  • What is OceanBase Connector J?
    • JDBC overview
    • Compatibility requirements
  • Instructions
    • Install OceanBase Client
    • Basic operations
      • Import packages
      • Create a database connection
      • Create a Statement object
      • Run queries and retrieve ResultSet objects
      • Process a ResultSet object
      • Close ResultSet and Statement objects
      • Modify a database
      • Commit changes
      • Close a database connection
      • Example
    • Handle SQL exceptions
    • Use CallableStatements to call stored procedures
    • Java data streams
      • Overview of Java data streams
      • LONG and LONG RAW data types
      • LOB data types
    • Use LOBs
      • Overview of LOB data types
      • LOB data API
      • LOB locator API
      • CHAR, VARCHAR, and RAW data types
    • Data sources and URL
      • Data source overview
      • Data source characteristics and properties
      • Create and connect to a data source instance
      • Database URL
    • Result set
      • Limits and degradation rules
      • Fetch size
      • Refetch rows
      • Cursor result sets
    • Statement caching
      • Statement caching overview
      • Use statement cache
      • Reuse statement objects
    • Failover and load balancing modes
    • Batch processing
    • JDBC security features
    • SQL NetworkCostInfo
    • Troubleshooting
    • 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
    • Reference
      • Supported SQL and PL data types
  • 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
    • Error messages in Oracle mode
    • Data types supported in Oracle mode
  • Release Notes
    • V2.2
      • OceanBase Connector/J V2.2.11
      • OceanBase Connector/J V2.2.10
      • OceanBase Connector/J V2.2.6
      • OceanBase Connector/J V2.2.3
      • OceanBase Connector/J V2.2.0

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  2. OceanBase Connector/J
  3. V2.2.6

Overview of Java data streams

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

The OceanBase JDBC driver (OceanBase Client) supports two-way data stream operations between the server and the client.

The JDBC driver supports conversion between the following types of data streams:

  • Binary bits

    Applies to RAW bytes and corresponds to the getBinaryStream method.

  • ASCII

    Applies to ASCII bytes in ISO-Latin-1 encoding and corresponds to the getAsciiStream method.

  • Unicode

    Applies to Unicode bytes in UTF-16 encoding and corresponds to the getUnicodeStream method.

The getBinaryStream, getAsciiStream, and getUnicodeStream methods return the bytes in the InputStream object.

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