dbaplus Community
Jan 2, 2025 · Databases
Why the Redis KEYS Command Is Dangerous and How to Replace It
The article explains that Redis's KEYS command scans all keys, blocks the server for seconds, can trigger failover issues, and provides faster alternatives like SCAN or storing keys in a set, while also showing how KEYS works in a Redis Cluster and its real‑world latency measurements.
ClusterKEYS commandSCAN
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