Topic
OpenSearch
3 tutorials tagged OpenSearch.
AWS & Serverless
OpenSearch mapping and Query DSL tutorial: text vs keyword, match, multi_match, term and bool
Create an OpenSearch index with an explicit mapping, understand text vs keyword fields, and write match, multi_match, term and bool queries with filters, sorting and paging, then run them from a Lambda.
12 Nov 2026 · AWS · OpenSearch · Elasticsearch
AWS & Serverless
Securing an Amazon OpenSearch domain: access policy, fine-grained access control and signed requests
The three security layers of an OpenSearch domain on AWS, why you should not leave a domain open, how to restrict it with a domain access policy in CDK, and how to call it from Postman with an IAM user.
12 Nov 2026 · AWS · OpenSearch · IAM
AWS & Serverless
Full-text search on AWS with OpenSearch, Lambda and CDK (step by step)
Why DynamoDB can't do search, how an inverted index works, OpenSearch clusters, mappings and the Query DSL, multi_match search from a Lambda, and creating the index automatically with a CDK custom resource.
10 Nov 2026 · AWS · OpenSearch · Lambda
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