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A recent question on the community channels described a difficult situation: a standby had been promoted with archive_mode=off, and restarting the new primary was something the team wanted to avoid. Could they enable archiving on a…
It’s been a month since I published the first part of this research, and interest from the Postgres community has been higher than I expected. Most vendors I contacted were shy to respond, so the Databricks team’s blog post Collaboration…
ClickHouse released WalShadow last week, and it does something very… brave: it replicates PostgreSQL into ClickHouse without using logical decoding at all. It reads the physical WAL stream, the same bytes a streaming replica gets, decodes…
A long time ago I ran a write-heavy system on a hub and a handful of workers. Each worker took a share of the application traffic and wrote events locally. The hub owned the reference data (customers, plans, prices), pushed it down to the…