Programming VIP

1. Premise preparation 1.1 online installation jdk 1.1.1 is jdk installed The operation of Elasticsearch requires a JDK environment, but the version above Elasticsearch 7 will bring its own JDK (the installation package has changed from tens of megabytes to hundreds of megabytes, which is why), and the version above Elasticsearch 7 needs jdk ...

Elasticsearch It is an open source and highly extended distributed full-text retrieval engine, which can store and retrieve data in near real time;It uses Java to develop and use Lucene as its core to realize all indexing and search functions, but its purpose is to hide the complexity of Lucene through a simple Restful API, so as to make full- ...

Learning objectives Learn microservice architectureCorresponding project Hotel demo Study notes 1. Get to know elasticsearch 1.1. Understanding ES 1.1. 1. Function of elasticsearch Elastic search is a very powerful open source search engine with many powerful functions, which can help us quickly find the content we need from massive dat ...