{"root_cause":[{"type":"invalid_index_name_exception","reason":"Invalid index name [movie2021 ], must not contain the following characters [ , \", *, \\, <, |, ,, >, /, ?]","index_uuid":"_na_","index":"movie2021 "}],"type":"invalid_index_name_exception","reason":"Invalid index name [movie2021 ], must not contain the following characters [ , \", *, \\, <, |, ,, >, /, ?]","index_uuid":"_na_","index"...
1.创建工程导入依赖<dependency><groupId>org.elasticsearch</groupId><artifactId>elasticsearch</artifactId><version>5.6.8</version></dependency><dependency><groupId>org.elasticsearch.client</groupId><artifactId>transport</artifactId><version>5.6.8</version></dependency><!-- https://mvnrepository.com/artifact/org.apache.logging.log4j/log4j-to-slf4j --><dependency><groupId>org.apache.logging.log4j</gro...
1. 由ElasticSearch开始的思考 ??官方介绍Elasticsearch(以下简称ES)是一个基于Apache Lucene(TM)的开源搜索引擎。但我最初了解ES却是从NoSQL数据库开始，在使用、研究了ES一段时间后，我发现这是一个优秀的分布式部署软件，不仅是一个全文搜索引擎、还是一个分布式存储系统、一个分布式数据库。??在ES之前我们习惯使用关系数据库(RDBMS)来进行现实数据世界的建模，将现实世界中的领域模式表示为实体-关系模型(E-R模型)。但现实...