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This article explains how to manually migrate hash slots in Valkey/Redis clusters to expand your deployment with minimal disruption to availability. Note: Valkey 9.0 introduces the Atomic Slot Migration (ASM) feature, which significantly…


TL;DR: A bug in MongoDB’s time-series collection code allows a user with the standard readWrite role to corrupt memory within the mongod process. Best case: your database crashes, and you spend the night writing a postmortem. Worst case:…
PostgreSQL's Table Access Method API is finally seeing real action.
PostgreSQL's `bytea_output` parameter controls how binary data is formatted when sent to clients: the modern `hex` format (default since 9.0) or the legacy…