{"id":"dynamodb-update-expression-four-actions","text":"Update expressions support four actions: SET, REMOVE, ADD, and DELETE.","truth_value":"IN","source":"entries/2026/03/11/amazondynamodb-latest-developerguide-getting-started-step-4html.md","source_url":"","source_hash":"cc5ab662ee112412","justifications":[],"dependents":[],"metadata":{},"explanation":{"steps":[{"node":"dynamodb-update-expression-four-actions","truth_value":"IN","reason":"premise"}]}}