public static Vector<Zone> getZones () throws BDException {
		Vector<Zone> res = new Vector<Zone>();
		String requete = "select * from LesZones";
		Statement stmt = null;
		ResultSet rs = null;
		Connection conn = null;

		try {
			conn = BDConnexion.getConnexion();

			stmt = conn.createStatement();
			rs = stmt.executeQuery(requete);
			while (rs.next()) {
				res.addElement(new Zone(rs.getInt(1), rs.getString(2)));
			}
		} catch (SQLException e) {
			throw new BDException("Problème dans l'interrogation des zones (Code Oracle : "+e.getErrorCode()+")");
		}
		finally {
			BDConnexion.FermerTout(conn, stmt, rs);
		}
		return res;
	}