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

public class DbTest {
private Connection connection;
public void createDb(String name) throws SQLException {
    connection = DriverManager.getConnection
            ("jdbc:mysql://localhost/?user=root&password=root");

    String createDbSql = "CREATE DATABASE IF NOT EXISTS ?";
    PreparedStatement createDbStat = connection.prepareStatement(createDbSql);
    createDbStat.setString(1,name);
    createDbStat.executeUpdate();
}

DbTest() {
    try {
        createDb("Algebra");
    } catch (SQLException e) {
        e.printStackTrace();
    }
}

public static void main(String[] args) {
    new DbTest();
}
}