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The free, open-source distributed database

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Open source AI native search database

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Real-world success stories from enterprises across diverse industries.

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OceanBase Connector/J

V2.4.5

  • 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 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
      • Examples
    • Data sources and URL
      • Data source overview
      • 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 interface
      • CHAR, VARCHAR, and RAW data types
    • 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
      • Failover and load balancing modes
      • LoadBalance strategies
      • Load balancing strategy configuration methods
    • Rich client
    • Logging
    • Network overheads
    • Show Trace
    • Security features
    • 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
      • Scrollability of a result set
      • Use ARRAY and STRUCT classes
      • Distributed transactions
        • Overview
        • XA components
        • Distributed transaction examples
      • Obtain comments
      • Data types supported in Oracle mode
      • Error messages in Oracle mode
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    • Common APIs
      • Overview
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      • java.sql.ResultSet
      • java.sql.ResultSetMetaData
      • java.sql.Statement
      • javax.sql.ConnectionPoolDataSource
      • javax.naming.Context
      • javax.sql.PooledConnection
      • com.oceanbase.jdbc.ObPrepareStatement
  • Release Notes
    • V2.4
      • OceanBase Connector/J V2.4.5
      • OceanBase Connector/J V2.4.4
      • 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 V2.2.11
      • OceanBase Connector/J V2.2.10
      • OceanBase Connector/J V2.2.7
      • OceanBase Connector/J V2.2.6
      • OceanBase Connector/J V2.2.3
      • OceanBase Connector/J V2.2.0

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Overview of OceanBase Connector/J Compatibility requirements Install and load the OceanBase Connector/J driver 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 Examples Data source overviewDatabase URL Overview of Java data streams LONG and LONG RAW data types CHAR, VARCHAR, and 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 Failover and load balancing modes LoadBalance strategies Load balancing strategy configuration methods Rich client Logging Network overheads Show Trace Security features Troubleshooting 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 Supported SQL and PL data types Overview 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 com.oceanbase.jdbc.ObPrepareStatement OceanBase Connector/J V2.4.5 OceanBase Connector/J V2.4.4 OceanBase Connector/J V2.4.3 OceanBase Connector/J V2.4.2 OceanBase Connector/J V2.4.1 OceanBase Connector/J V2.4.0 OceanBase Connector/J V2.2.11 OceanBase Connector/J V2.2.10 OceanBase Connector/J V2.2.7 OceanBase Connector/J V2.2.6 OceanBase Connector/J V2.2.3 OceanBase Connector/J V2.2.0
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java.sql.PreparedStatement

Last Updated:2026-04-09 07:21:37  Updated
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java.sql.PreparedStatement is a prepared statement interface.

Description

An SQL statement is precompiled and stored in a PreparedStatement object. This object can then be used to efficiently execute this statement multiple times.

Note that the setter methods such as setShort and setString for setting IN parameter values must specify types that are compatible with the defined SQL type of the input parameter. For example, if the SQL type of the IN parameter is INTEGER, the method setInt should be used. To support conversions of arbitrary parameter types, the setObject method must be used with a target SQL type.

Methods

Method Return type Supported in Oracle mode? Supported in MySQL mode?
executeQuery() ResultSet Yes Yes
executeUpdate() int Yes Yes
setNull(int parameterIndex, int sqlType) void Yes Yes
setBoolean(int parameterIndex, boolean x) void Yes Yes
setByte(int parameterIndex, byte x) void Yes Yes
setShort(int parameterIndex, short x) void Yes Yes
setString(int parameterIndex, short x) void Yes Yes
setInt(int parameterIndex, int x) void Yes Yes
setLong(int parameterIndex, long x) void Yes Yes
setFloat(int parameterIndex, float x) void Yes Yes
setDouble(int parameterIndex, double x) void Yes Yes
setBigDecimal(int parameterIndex,BigDecimal x) void Yes Yes
setBytes(int parameterIndex, bytex[]) void Yes Yes
setDate(int parameterIndex,java.sql.Date x) void Yes Yes
setTime(int parameterIndex,java.sql.Time x) void Yes Yes
setTimestamp(int parameterIndex,java.sql.Timestamp x) void Yes Yes
setAsciiStream(int parameterIndex,java.io.InputStream x, int length) void Yes Yes
setUnicodeStream(int parameterIndex,java.io.InputStream x,int length) void Yes Yes
setBinaryStream(int parameterIndex,java.io.InputStream x,int length) void Yes Yes
clearParameters() void Yes Yes
setObject(int parameterIndex,Object x, int targetSqlType) void Yes Yes
setObject(int parameterIndex,Object x) void Yes Yes
execute() Boolean Yes Yes
executeBatch() int[] Yes Yes
addBatch() void Yes Yes
setCharacterStream(int parameterIndex,java.io.Reader reader, int length) void Yes Yes
setRef(int parameterIndex,Ref x) void No No
setBlob(int parameterIndex,Blob x) void Yes Yes
setClob(int parameterIndex,Clob x) void Yes Yes
setArray(int parameterIndex,Array x) void Yes Yes
getMetaData() ResultSetMetaData Yes Yes
setDate(int parameterIndex,java.sql.Date x,Calendar cal) void Yes Yes
setURL(int parameterIndex,java.net.URL x) void Yes Yes
getParameterMetaData() ParameterMetaData Yes Yes
setRowId(int parameterIndex,RowId x) void No No
setNString(int parameterIndex,String value) void Yes Yes
setNCharacterStream(int parameterIndex,Reader value, long length) void Yes Yes
setNClob(int parameterIndex,NClob value) void Yes Yes
setSQLXML(int parameterIndex,SQLXML xmlObject) void No No
setObject(int parameterIndex,Object x, int targetSqlType, int scaleOrLength) void Yes Yes
setObject(int parameterIndex,Object x,SQLType targetSqlType) void Yes Yes
setObject(int parameterIndex,Object x,SQLType targetSqlType, intscaleOrLength) void Yes Yes
setCharacterStream(int parameterIndex,java.io.Reader reader) void Yes Yes
setCharacterStream(int parameterIndex,java.io.Reader reader, long length) void Yes Yes
executeLargeUpdate() long Yes Yes

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