postman
1.查看es状态
get http://127.0.0.1:9200/_cat/health
红色表示数据不可用，黄色表示数据可用，部分副本没有分配，绿色表示一切正常
2.查看所有索引
get http://127.0.0.1:9200/_cat/indices?v'get
3.删除某个索引
delete http://127.0.0.1:9200/（索引名）
delete http://127.0.0.1:9200/cybereye_alarmlog_20170110 删除名为cybereye_alarmlog_20170110的索引
4.从索引查询数据
get http://127.0.0.1:9200/cybereye_alarmlog_20170110/_search 从名为cybereye_alarmlog_20170110的索引中查询所有数据