{"id":"dynamodb-getitem-requires-full-primary-key","text":"`GetItem` requires all primary key components — partition key alone for simple keys, both partition key and sort key for composite keys; omitting the sort key is an error.","truth_value":"IN","source":"entries/2026/03/11/amazondynamodb-latest-APIReference-API_GetItemhtml.md","source_url":"","source_hash":"5998059feae4cd70","justifications":[],"dependents":[],"metadata":{},"explanation":{"steps":[{"node":"dynamodb-getitem-requires-full-primary-key","truth_value":"IN","reason":"premise"}]}}