Nikita-tech-writer commented on a change in pull request #9708: URL: https://github.com/apache/ignite/pull/9708#discussion_r781177381
########## File path: docs/_docs/persistence/change-data-capture.adoc ########## @@ -0,0 +1,128 @@ +// 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. += Change Data Capture + +WARNING: Experimental API. + +== Overview +Change Data Capture (link:https://en.wikipedia.org/wiki/Change_data_capture[CDC]) is data processing pattern used to asynchronously receive entries that has changed on local node +so that action can be taken using the changed entry. + +Some use-cases for CDC: + + * Stream changes in Warehouse. + * Update search index. + * Calculate statistics (streaming queries). + * Audit logs. + * Async interaction with extenal system - moderation, business process invocation, etc. + +Ignite implements CDC with an application `ignite-cdc.sh` and link:https://github.com/apache/ignite/blob/master/modules/core/src/main/java/org/apache/ignite/cdc/CdcConsumer.java#L56[Java API]. Review comment: ```suggestion Ignite implements Change Data Capture with the `ignite-cdc.sh` application and link:https://github.com/apache/ignite/blob/master/modules/core/src/main/java/org/apache/ignite/cdc/CdcConsumer.java#L56[Java API]. ``` -- 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. To unsubscribe, e-mail: [email protected] For queries about this service, please contact Infrastructure at: [email protected]
