{"id":"cloudtrail-lake-orc-format-not-json","text":"CloudTrail Lake converts JSON events to Apache ORC columnar format for storage and fast retrieval; queries are charged by data scanned.","truth_value":"IN","source":"entries/2026/03/12/awscloudtrail-latest-userguide-cloudtrail-user-guidehtml.md","source_url":"","source_hash":"14c9e6ff5317a29b","justifications":[],"dependents":[],"metadata":{},"explanation":{"steps":[{"node":"cloudtrail-lake-orc-format-not-json","truth_value":"IN","reason":"premise"}]}}