Postgres 18 native partitioning vs TimescaleDB hypertables vs ClickHouse columnar for IoT time-series in 2026: ingest, compression, query latency and cost.
TimescaleDB internals explained: hypertables and chunk partitioning, columnar compression, continuous aggregates, retention, and tuning Postgres for time-series at scale.
How modern TSDBs work internally — storage engines, compression, hypertables, columnar vs row-oriented, and which to choose for IoT, APM, or financial workloads.