import java.sql.*;

public class DeadLock {

	public static void main(String args[]) throws Exception {
		Class.forName("org.postgresql.Driver");
		Connection conn = DriverManager.getConnection("jdbc:postgresql://localhost:5830/jurka", "jurka", "");
		Statement stmt = conn.createStatement();
		StringBuffer query = new StringBuffer("SELECT generate_series(1, 10000); /* ");
		for (int i=0; i<10000; i++) {
			query.append(" comment ");
		}
		query.append(" */");

		StringBuffer sql = new StringBuffer();
		for (int i=0; i<100; i++) {
			if (i != 0) {
				sql.append(";");
			}
			sql.append(query.toString());
		}

		stmt.execute(sql.toString());
		conn.close();
	}
}