-- Licensed to the Apache Software Foundation (ASF) under one -- or more contributor license agreements. See the NOTICE file -- distributed with this work for additional information -- regarding copyright ownership. The ASF licenses this file -- to you under the Apache License, Version 2.0 (the -- "License"); you may not use this file except in compliance -- with the License. You may obtain a copy of the License at -- -- http://www.apache.org/licenses/LICENSE-2.0 -- -- Unless required by applicable law or agreed to in writing, -- software distributed under the License is distributed on an -- "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY -- KIND, either express or implied. See the License for the -- specific language governing permissions and limitations -- under the License. SELECT REGEXP_REPLACE(Referer, '^https?://(?:www\.)?([^/]+)/.*$', '\1') AS k, AVG(length(Referer)) AS l, COUNT(*) AS c, MIN(Referer) FROM hits WHERE Referer <> '' GROUP BY k HAVING COUNT(*) > 100000 ORDER BY l DESC LIMIT 25;