Java™ Platform
Standard Ed. 8

Uses of Interface
java.sql.Blob

  • Packages that use Blob 
    Package Description
    java.sql
    Provides the API for accessing and processing data stored in a data source (usually a relational database) using the JavaTM programming language.
    javax.sql
    Provides the API for server side data source access and processing from the JavaTM programming language.
    javax.sql.rowset
    Standard interfaces and base classes for JDBC RowSet implementations.
    javax.sql.rowset.serial
    Provides utility classes to allow serializable mappings between SQL types and data types in the Java programming language.
    • Uses of Blob in java.sql

      Methods in java.sql that return Blob 
      Modifier and Type Method and Description
      Blob Connection.createBlob()
      Constructs an object that implements the Blob interface.
      Blob CallableStatement.getBlob(int parameterIndex)
      Retrieves the value of the designated JDBC BLOB parameter as a Blob object in the Java programming language.
      Blob ResultSet.getBlob(int columnIndex)
      Retrieves the value of the designated column in the current row of this ResultSet object as a Blob object in the Java programming language.
      Blob CallableStatement.getBlob(String parameterName)
      Retrieves the value of a JDBC BLOB parameter as a Blob object in the Java programming language.
      Blob ResultSet.getBlob(String columnLabel)
      Retrieves the value of the designated column in the current row of this ResultSet object as a Blob object in the Java programming language.
      Blob SQLInput.readBlob()
      Reads an SQL BLOB value from the stream and returns it as a Blob object in the Java programming language.
      Methods in java.sql with parameters of type Blob 
      Modifier and Type Method and Description
      long Blob.position(Blob pattern, long start)
      Retrieves the byte position in the BLOB value designated by this Blob object at which pattern begins.
      void PreparedStatement.setBlob(int parameterIndex, Blob x)
      Sets the designated parameter to the given java.sql.Blob object.
      void CallableStatement.setBlob(String parameterName, Blob x)
      Sets the designated parameter to the given java.sql.Blob object.
      void ResultSet.updateBlob(int columnIndex, Blob x)
      Updates the designated column with a java.sql.Blob value.
      void ResultSet.updateBlob(String columnLabel, Blob x)
      Updates the designated column with a java.sql.Blob value.
      void SQLOutput.writeBlob(Blob x)
      Writes an SQL BLOB value to the stream.
    • Uses of Blob in javax.sql

      Methods in javax.sql with parameters of type Blob 
      Modifier and Type Method and Description
      void RowSet.setBlob(int i, Blob x)
      Sets the designated parameter in this RowSet object's command with the given Blob value.
      void RowSet.setBlob(String parameterName, Blob x)
      Sets the designated parameter to the given java.sql.Blob object.
    • Uses of Blob in javax.sql.rowset

      Methods in javax.sql.rowset with parameters of type Blob 
      Modifier and Type Method and Description
      void BaseRowSet.setBlob(int parameterIndex, Blob x)
      Sets the designated parameter to the given Blob object in the Java programming language.
      void BaseRowSet.setBlob(String parameterName, Blob x)
      Sets the designated parameter to the given java.sql.Blob object.
    • Uses of Blob in javax.sql.rowset.serial

      Classes in javax.sql.rowset.serial that implement Blob 
      Modifier and Type Class and Description
      class  SerialBlob
      A serialized mapping in the Java programming language of an SQL BLOB value.
      Methods in javax.sql.rowset.serial that return Blob 
      Modifier and Type Method and Description
      Blob SQLInputImpl.readBlob()
      Retrieves the BLOB value at the head of this SQLInputImpl object as a Blob object in the Java programming language.
      Methods in javax.sql.rowset.serial with parameters of type Blob 
      Modifier and Type Method and Description
      long SerialBlob.position(Blob pattern, long start)
      Returns the position in this SerialBlob object where the given Blob object begins, starting the search at the specified position.
      void SQLOutputImpl.writeBlob(Blob x)
      Writes a Blob object in the Java programming language to this SQLOutputImpl object.
      Constructors in javax.sql.rowset.serial with parameters of type Blob 
      Constructor and Description
      SerialBlob(Blob blob)
      Constructs a SerialBlob object that is a serialized version of the given Blob object.
Java™ Platform
Standard Ed. 8

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For further API reference and developer documentation, see Java SE Documentation. That documentation contains more detailed, developer-targeted descriptions, with conceptual overviews, definitions of terms, workarounds, and working code examples.
Copyright © 1993, 2022, Oracle and/or its affiliates. All rights reserved. Use is subject to license terms. Also see the documentation redistribution policy.

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