public int[] executeBatchSQL(String[] sql) {
		int[] count = { 0 };
		if (this.conn == null)
			getConnection();
		try {
			stmt = conn.createStatement();
			conn.setAutoCommit(false);
			for (String s : sql) {
				stmt.addBatch(s);
			}
			count = stmt.executeBatch();
			conn.commit();
		} catch (SQLException e) {
			e.printStackTrace();
		} finally {
			closeConnection(conn);
		}
		return count;
	}