public void clear() {
        new DeleteSql(getSqlTemplate())
                .delete()
                .from()
                .table(getTableName())
                .doDelete();
    }
@author Robert HG (254963746@qq.com) on 6/6/15.
lts-admin/src/main/java/com/github/ltsopensource/admin/access/memory/NodeMemCacheAccess.java