I have an ES cluster with 4 nodes: number_of_replicas: 1 search01 – master: false, data: false search02 – master: true, data: true search03 – master: false, data: true search04 – master: false, data: true I had to restart search03, and when it came back, it rejoined the cluster no problem, but left 7 unassigned shards … Read more
I know one can delete all documents from a certain type via deleteByQuery. Example: curl -XDELETE ‘http://localhost:9200/twitter/tweet/_query’ -d ‘{ “query” : { “term” : { “user” : “kimchy” } } }’ But i have NO term and simply want to delete all documents from that type, no matter what term. What is best practice to … Read more
Closed. This question is opinion-based. It is not currently accepting answers. Want to improve this question? Update the question so it can be answered with facts and citations by editing this post. Closed 7 years ago. Improve this question This question is about making an architectural choice prior to delving into the details of experimentation … Read more
I’m trying to list all buckets on an aggregation, but it seems to be showing only the first 10. My search: curl -XPOST “http://localhost:9200/imoveis/_search?pretty=1” -d’ { “size”: 0, “aggregations”: { “bairro_count”: { “terms”: { “field”: “bairro.raw” } } } }’ Returns: { “took” : 2, “timed_out” : false, “_shards” : { “total” : 5, “successful” … Read more
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I can’t see any description of when I should use a query or a filter or some combination of the two. What is the difference between them? Can anyone please explain? 8 Answers 8
What is the difference between MUST and SHOULD bool query in ES? If I ONLY want results that contain my terms should I then use must ? I have a query that should only contain certain values, and also no results that has a lower date/timestamp than todays time/date – NOW Also Can i use … Read more
I am currently trying to migrate a solr-based application to elasticsearch. I have this lucene query (( name:(+foo +bar) OR info:(+foo +bar) )) AND state:(1) AND (has_image:(0) OR has_image:(1)^100) As far as I understand this is a combination of MUST clauses combined with boolean OR: “Get all documents containing (foo AND bar in name) OR … Read more
I have a RESTful API that I have exposed using an implementation of Elasticsearch on an EC2 instance to index a corpus of content. I can query the search by running the following from my terminal (MacOSX): curl -XGET ‘http://ES_search_demo.com/document/record/_search?pretty=true’ -d ‘{ “query”: { “bool”: { “must”: [ { “text”: { “record.document”: “SOME_JOURNAL” } }, … Read more
When trying to post documents to Elasticsearch as normal I’m getting this error: cluster_block_exception [FORBIDDEN/12/index read-only / allow delete (api)]; I also see this message on the Elasticsearch logs: flood stage disk watermark [95%] exceeded … all indices on this node will marked read-only 5 Answers 5
