ES数据库简单查询

获取所有_cat命令

命令：curl -XGET localhost:9200/_cat
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curl -X GET 'http://账号:密码@127.0.0.1:9200/_cat'
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获取es集群服务健康状态

命令：curl -X GET “localhost:9200/_cat/healthv”
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curl -X GET 'http://账号:密码@127.0.0.1:9200/_cat/health'
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查看索引状态

GET _cat/indices?v&health=red
GET _cat/indices?v&health=yellow
GET _cat/indices?v&health=green
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curl -X GET 'http://账号:密码@127.0.0.1:9200/_cat/indices?v&health=green'
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查看es节点信息

命令：curl -X GET ‘localhost:9200/_cat/nodesv’
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curl -X GET 'http://账号:密码@127.0.0.1:9200/_cat/nodes'
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查看es指定节点信息

命令：curl -XGET ‘localhost:9200/_nodes/nodeNamepretty=true’
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查看ES中所有的索引

命令：curl -X GET “ip地址:9200/_cat/indicesv”
示例：curl -X GET localhost:9200/_cat/indicesv
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curl -X GET 'http://账号:密码@127.0.0.1:9200/_cat/indices'
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过滤索引名称

curl -X GET 'http://账号:密码@127.0.0.1:9200/_cat/indices' | grep 索引名称
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查看指定索引信息

命令：curl -XGET “http://localhost:9200/testpretty” 注意：test是索引名
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curl -X GET 'http://账号:密码@127.0.0.1:9200/testpretty-2022.04.11'
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删除索引

删除单个索引。
curl -X DELETE  'http://账号:密码@127.0.0.1:9200/test-2022.06.14-00010'
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删除成功后的返回值
{“acknowledged”:true}

查看索引的哪个分片出现了问题

GET _cluster/health?level=shards
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curl -X GET 'http://账号:密码@127.0.0.1:9200/_cluster/health?level=shards'
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