Thursday, July 14, 2011

Determining If a Database Supports Scrollable Result Sets

package org.best.examples;

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

public class Main {
  public static void main(String[] argv) throws Exception {
    String driverName = "com.jnetdirect.jsql.JSQLDriver";
    Class.forName(driverName);

    String serverName = "127.0.0.1";
    String portNumber = "1433";
    String mydatabase = serverName + ":" + portNumber;
    String url = "jdbc:JSQLConnect://" + mydatabase;
    String username = "username";
    String password = "password";

    Connection connection = DriverManager.getConnection(url, username, password);
    DatabaseMetaData dmd = connection.getMetaData();
    if (dmd.supportsResultSetType(ResultSet.TYPE_SCROLL_INSENSITIVE)) {
        System.out.println("Insensitive scrollable result sets are supported");
    }
    if (dmd.supportsResultSetType(ResultSet.TYPE_SCROLL_SENSITIVE)) {
        System.out.println("Sensitive scrollable result sets are supported");
    }
    if (!dmd.supportsResultSetType(ResultSet.TYPE_SCROLL_INSENSITIVE)
        && !dmd.supportsResultSetType(ResultSet.TYPE_SCROLL_SENSITIVE)) {
        System.out.println("Updatable result sets are not supported");
    }
  }
}   

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