pg_clickhouse ClickBench

This ClickBench configuration benchmarks [pg_clickhouse] running inside PostgreSQL and pushing queries down to a ClickHouse database. Files:

• benchmark.sh: Runs the benchmark
• clickhouse.sh: Installs ClickHouse and loads it with data; based on the ClickHouse benchmark script
• create-postgres.sql: Loads pg_clickhouse into Postgres and creates the foreign table
• postgres.sh: Installs, configures, and starts PostgreSQL; based on the PostgreSQL benchmark script
• queries.sql: The benchmark queries, identical to the PostgreSQL queries
• README.md: This file
• run.sh: Runs the benchmark; identical too the PostgreSQL run script
• template.json: Describes this benchmark configuration

Environment Variables

TOTAL_PARTITIONS

Set $TOTAL_PARTITIONS to the number of partitions to load into ClickHouse. Defaults to 100.

EXPLAIN

Set $EXPLAIN to a true value to run each query with EXPLAIN (ANALYZE VERBOSE).