Published onMarch 15, 2026Read/Write Splitting in Production — Scaling Reads Without Shardingpostgresreplicationread-replicasscalingdatabase-architectureRoute reads to replicas and writes to primary with lag monitoring, sticky sessions, circuit breakers, and Prisma/Drizzle configuration.
Published onMarch 15, 2026Read Replicas in Production — Offloading Reads, Handling Lag, and Routing Queriespostgresqlread-replicasreplicationscalingMaster read replica deployment: detect replication lag, handle read-after-write consistency, implement query routing middleware, monitor replica health, and recognize when replicas don't help.