Architecture / Article
StackGres | Scaling Citus without limits: announcing Query Routers in StackGres
StackGres describes Query Routers, optional Citus entry-point nodes that hold metadata but no shards, intended to remove the single-coordinator bottleneck. It reports vendor-run pgbench results reaching about 1.43M tps with three routers.
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Explains a concrete Citus scaling pattern, its topology requirements and trade-offs for sharded Postgres deployments.
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