Switching from PostgreSQL to ClickHouse for Improved Performance and Scalability

Sergio De Simone — Tue, 07 Jul 2026 20:00:00 GMT

Momentic, the company behind an AI-driven software testing platform, recently rearchitected its caching system to handle over 2 million queries per day across 20 billion total entries, while maintaining an average response latency of around 250 ms. This improvement was made possible by transitioning from PostgreSQL to the column-oriented database ClickHouse.

By Sergio De Simone

Cloudflare Details Unified Data Platform Where Billing Workloads Account for 53% of Queries

Leela Kumili — Fri, 03 Jul 2026 14:29:00 GMT

Cloudflare details Town Lake, an internal unified data platform, and Skipper, an AI analytics agent unifying access to operational, billing, security, and business data. The platform processed ~91K billing queries, with billing forming majority usage. Built on a lakehouse architecture using Trino, Iceberg, R2, and DataHub, it enables governed cross-system analytics and natural language access.

By Leela Kumili

InfoQ - ClickHouse

Switching from PostgreSQL to ClickHouse for Improved Performance and Scalability

Cloudflare Details Unified Data Platform Where Billing Workloads Account for 53% of Queries