December 2015
Intermediate to advanced
176 pages
3h 25m
English
Content preview from Elasticsearch IndexingBecome an O’Reilly member and get unlimited access to this title plus top books and audiobooks from O’Reilly and nearly 200 top publishers, thousands of courses curated by job role, 150+ live events each month,
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Specifying the analyzer for a field in the mapping
You can define an analyzer both in the index_analyzer and the search_analyzer member over a field in the mapping process. Also, Elasticsearch allows you to use different analyzers in separate fields.
The following command shows us the mapping for the fields that an analyzer defined:
curl -XPUT localhost:9200/blog -d '{
"mappings": {
"article": {
"properties": {
"title": {
"type": "string", "index_analyzer": "simple"
},
"content": {
"type": "string", "index_analyzer": "whitespace", "search_analyzer": "standard"
}
}
}
}
}'
{"acknowledged":true}We defined a simple analyzer to the title field, and whitespace analyzer to the content field by the preceding configuration. Also, the search analyzer refers ...
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O’Reilly covers everything we've got, with content to help us build a world-class technology community, upgrade the capabilities and competencies of our teams, and improve overall team performance as well as their engagement.Julian F.
I wanted to learn C and C++, but it didn't click for me until I picked up an O'Reilly book. When I went on the O’Reilly platform, I was astonished to find all the books there, plus live events and sandboxes so you could play around with the technology.Addison B.
I’ve been on the O’Reilly platform for more than eight years. I use a couple of learning platforms, but I'm on O'Reilly more than anybody else. When you're there, you start learning. I'm never disappointed.Amir M.
I'm always learning. So when I got on to O'Reilly, I was like a kid in a candy store. There are playlists. There are answers. There's on-demand training. It's worth its weight in gold, in terms of what it allows me to do.