Elasticsearch 7.x：二、索引管理

https://www.elastic.co/guide/en/elasticsearch/reference/7.x/index.html https://www.elastic.co/guide/en/elasticsearch/reference/current/indices-create-index.htmlhtml 2.1 索引名规范 索引命名有以下限制：web 仅限小写字母 不能包含

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