{"id":"elasticache-cluster-mode-horizontal-scaling","text":"ElastiCache cluster mode enables horizontal scaling (sharding); without cluster mode, only vertical scaling is available (applies to Valkey and Redis OSS).","truth_value":"IN","source":"entries/2026/03/08/elasticache-overview.md","source_url":"","source_hash":"61e7fb73cd215fea","justifications":[],"dependents":[],"metadata":{},"explanation":{"steps":[{"node":"elasticache-cluster-mode-horizontal-scaling","truth_value":"IN","reason":"premise"}]}}