chrisdutz commented on a change in pull request #71: URL: https://github.com/apache/incubator-training/pull/71#discussion_r562492264
########## File path: content/ApacheDruid/src/main/asciidoc/index.adoc ########## @@ -0,0 +1,125 @@ +//// + 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. + +//// +:revealjs_progress: true +:revealjs_slidenumber: true +:sourcedir: ../java + +== What is Apache Druid? +Apache Druid is a fast and modern analytics database. +Druid is designed for workflows where fast ad-hoc analytics, instant data visibility, or supporting high concurrency is important. +As such, Druid is often used to power UIs where an interactive, consistent user experience is desired. + +== Druid High Level Architecture + +Druid’s core design combines ideas from data warehouses, timeseries databases, and search systems to create a high performance real-time analytics database for a broad range of use cases. Druid merges key characteristics of each of the 3 systems into its ingestion layer, storage format, querying layer, and core architecture. + +image::http://druid.apache.org/img/diagram-2.png[width=40%] Review comment: PING? ---------------------------------------------------------------- This is an automated message from the Apache Git Service. To respond to the message, please log on to GitHub and use the URL above to go to the specific comment. For queries about this service, please contact Infrastructure at: us...@infra.apache.org
