{"id":"dynamodb-gsi-overloading-single-table-pattern","text":"GSI overloading uses a single GSI to serve multiple access patterns by storing different entity types with the same index key attribute names but different semantic meanings — a core technique in single-table design.","truth_value":"IN","source":"entries/2026/03/11/amazondynamodb-latest-developerguide-bp-indexeshtml.md","source_url":"","source_hash":"d1a749e71d86799d","justifications":[],"dependents":[],"metadata":{},"explanation":{"steps":[{"node":"dynamodb-gsi-overloading-single-table-pattern","truth_value":"IN","reason":"premise"}]}}