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Moving Off Redis Stack: What Carries Over to valkey-search, valkey-json, and valkey-bloom
See what carries over from Redis Stack to valkey-bundle 9.1: which JSON, Bloom, and search data moves, which indexes you rebuild, which commands change, and how to cut over.
Can You Roll Back a Valkey Upgrade? RDB Versions 11, 80 and 81 Explained
See which RDB version each Valkey release writes and loads, why Valkey 8 cannot read a 9.x snapshot, and how to upgrade to 9.1 with a rollback path you have tested.
How Much RAM Does a Valkey Upgrade Save? Measuring Per-Key Memory from 7.2 to 9.1
See where Valkey 8.0, 8.1 and 9.1 cut per-key memory, what the vendor figures measure, and how to measure your own saving on a staging replica before you resize nodes.
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