Index aliasing and simplifying your everyday work using it
When working with multiple indexes in ElasticSearch, you can sometimes lose track of them. Imagine a situation where you store logs in your indexes. Usually, the number of log messages is quite large; therefore, it is a good solution to have the data divided somehow. A quite logical division of such data is obtained by creating a single index for a single day of logs (if you are interested in an open source solution for managing logs, look at Logstash—http://logstash.net). After a while, if we keep all the indexes, we start having problems in understanding which are the newest indexes, which ones should be used, which ones are from the last month, and maybe which data belongs to which ...
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