{"id":"dynamodb-filter-expression-does-not-reduce-rcu","text":"DynamoDB filter expressions are applied after the Query completes and do not reduce read capacity unit (RCU) consumption — you pay for all items read regardless of filtering.","truth_value":"IN","source":"entries/2026/03/11/amazondynamodb-latest-developerguide-QueryFilterExpressionhtml.md","source_url":"","source_hash":"341e9b3a1829d142","justifications":[],"dependents":[],"metadata":{},"explanation":{"steps":[{"node":"dynamodb-filter-expression-does-not-reduce-rcu","truth_value":"IN","reason":"premise"}]}}