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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