Elasticsearch

Frequently used code for Elasticsearch

Using httpie library for the requests

Create an Index

http PUT HOST:PORT/{index-name}/_alias/{alias-name}

Check if index exists

http GET HOST:PORT/{index-name}
# The resultant status code would tell if found(200, or 404)

Get index with a given alias

http GET HOST:PORT/_alias/{alias-name}

Delete an Index

http DELETE HOST:PORT/{index-name}

Example of search

# using httpie
http elasticsearch2:9200/ascendsport-en/_search?_source="question,_id,answer" Content-Type:application/json query:='{"match": {"question": "what is telegram"}}'

References

• https://www.elastic.co/guide/en/elasticsearch/reference/current/indices-aliases.html#indices-aliases-api-add-alias-ex