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Performance

Faster PostgreSQL backfills

PostgreSQL backfills support up to 50 parallel workers, larger range-based chunks, and parallel backfills across partitions.

Teams backfilling large PostgreSQL tables can now increase parallelism up to 50 workers and choose larger range-based chunks. Partitioned tables can also be backfilled in parallel across partitions, with optional range-based sharding within a partition.

Why this matters

  • Tune initial-load speed to match source database capacity
  • Parallelize work across partitions and within partition ranges
  • Keep a single destination-table identity for partitioned sources
Backfill docs