Yes, I call it spoke-and-hub. The sharded spokes accept the writes and replicate... | Hacker News

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		shermantanktop 6 months ago \| parent \| context \| favorite \| on: Pgactive: Postgres active-active replication exten... Yes, I call it spoke-and-hub. The sharded spokes accept the writes and replicate back to the hub, where all shards coexist. Useful for metric ingestion. Not useful for bank ledgers or whatever.

hobs 6 months ago [–]

Yeah, some instances also have all the shards maintain all the state and just accept writes in your partition of values, merge replication in sql server works like this.

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