{"id":"dynamodb-s3-import-constrained-to-clean-initial-loads","text":"DynamoDB S3 import is constrained to clean initial table loads: it only creates new tables (no merge into existing), silently overwrites duplicate keys in random order, and does not support tables with LSIs — making it unsuitable for incremental migration, data reconciliation, or tables requiring local secondary indexes.","truth_value":"IN","source":"","source_url":"","source_hash":"","justifications":[],"dependents":[],"metadata":{},"explanation":{"steps":[{"node":"dynamodb-s3-import-constrained-to-clean-initial-loads","truth_value":"IN","reason":"premise"}]}}