getBlob(int columnIndex)

Syntax:

Blob getBlob(int columnIndex)
             throws SQLException

Description:

Retrieves the value of the designated column in the current row of this ResultSet object as a Blob object in the Java programming language.

Parameters:

columnIndex

the first column is 1, the second is 2, ...

Returns:

a Blob object representing the SQL BLOB value in the specified column

Throws:

SQLException - if a database access error occurs, columnIndex is less than 1 or greater than the number of columns, or this method is called on a closed result set

Reference:

For more information, reference JDBC documentation for: ResultSet.getBlob(int)