Source Code : Demo Display Binary Data From Database

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Demo Display Binary Data From Database

 
import java.sql.Connection;
import java.sql.DriverManager;
import java.sql.PreparedStatement;
import java.sql.ResultSet;

public class DemoDisplayBinaryDataFromDatabase {

  public static Connection getConnection() throws Exception {
    String driver = "oracle.jdbc.driver.OracleDriver";
    String url = "jdbc:oracle:thin:@localhost:1521:databaseName";
    String username = "name";
    String password = "password";
    Class.forName(driver);
    Connection conn = DriverManager.getConnection(url, username, password);
    return conn;
  }

  public static void main(String args[]) throws Exception {
    Connection conn = null;
    ResultSet rs = null;
    PreparedStatement pstmt = null;
    String query = "SELECT raw_column, long_raw_column FROM binary_table WHERE id = ?";
    try {
      conn = getConnection();
      Object[] results = new Object[2];
      pstmt = conn.prepareStatement(query);
      pstmt.setString(1, "0001");
      rs = pstmt.executeQuery();
      rs.next();
      // materialize binary data onto client
      results[0] = rs.getBytes("RAW_COLUMN");
      results[1] = rs.getBytes("LONG_RAW_COLUMN");
    } finally {
      rs.close();
      pstmt.close();
      conn.close();
    }
  }
}

           
         
  

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