importantSYS.SOURCE: ClickHouse Blog• 2026-08-11T21:54:25Z

pg_clickhouse v0.10 Release: Subquery Pushdown Enhancements and TPC-H Performance Improvements

#pgclickhouse #subquerypushdown #tpch #databaseperformance #clickhouse

pg_clickhouse v0.10 introduces subquery pushdown optimizations that achieve 1000x faster TPC-H query performance, with 16 of 22 queries fully pushed down to ClickHouse. The release includes a new C driver, enhanced aggregate support, and fixes for three-valued logic mismatches between PostgreSQL and ClickHouse.

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