Elasticsearch 9 cheatsheet

Elasticsearch 9: Documents

7 common Elasticsearch 9 tasks.

Index a document with an ID

Create or replace a document.

curl -u elastic:$ELASTIC_PASSWORD --cacert http_ca.crt -X PUT "https://localhost:9200/products/_doc/1" -H "Content-Type: application/json" -d '{"name":"Laptop","sku":"LT-100","price":999.0}'

Index a document with a generated ID

Let Elasticsearch choose the ID.

curl -u elastic:$ELASTIC_PASSWORD --cacert http_ca.crt -X POST "https://localhost:9200/products/_doc" -H "Content-Type: application/json" -d '{"name":"Mouse","price":25.0}'

Get a document

Fetch a single document by its ID.

curl -u elastic:$ELASTIC_PASSWORD --cacert http_ca.crt "https://localhost:9200/products/_doc/1?pretty"

Update fields

Merge fields into an existing document.

curl -u elastic:$ELASTIC_PASSWORD --cacert http_ca.crt -X POST "https://localhost:9200/products/_update/1" -H "Content-Type: application/json" -d '{"doc":{"price":899.0}}'

Delete a document

Delete a single document by its ID.

curl -u elastic:$ELASTIC_PASSWORD --cacert http_ca.crt -X DELETE "https://localhost:9200/products/_doc/1"

Load many documents

Index many documents from a newline-delimited JSON file. Each action line is followed by its document, and the file ends with a newline.

curl -u elastic:$ELASTIC_PASSWORD --cacert http_ca.crt -X POST "https://localhost:9200/_bulk" -H "Content-Type: application/x-ndjson" --data-binary @data.ndjson

Count documents

Count the documents in an index.

curl -u elastic:$ELASTIC_PASSWORD --cacert http_ca.crt "https://localhost:9200/products/_count?pretty"