Regex query syntax examples in kibana [closed]
so any regular expressions are valid in grok as well. The regular expression library is Oniguruma.
I took this from the logstash docs online.
Also from [a Google Groups post]:Kibana is a web interface which stay in front of ElasticSearch: to understandthe query syntax you have to know something more about Apache Lucene,which is the text search engine used by ElasticSearch.
Here's a small tutorial about the query styles you can use with Lucene andby inheritance with your Kibana web interface:
http://www.lucenetutorial.com/lucene-query-syntax.html This link is dead, I'm not sure but this might be an adequate replacement. (I've saved it into wayback machine as it keeps dying...)
See also the official Lucene Query Syntax documentation.