ClickHouse | Fast Open-Source OLAP DBMS

ClickHouse is an open-source column-oriented DBMS for online analytical processing that allows users to generate analytical reports using SQL queries in real-time. ClickHouse Inc. is headquartered in the San Francisco Bay Area with the subsidiary, ClickHouse B.V., based in Amsterdam, Netherlands. ClickHouse is a fast open-source column-oriented database management system that allows generating analytical data reports in real-time using SQL queries. ClickHouse is a fast and highly performant analytical database, widely used across Instacart to power other use-cases such as critical retailer and ads dashboards, calculating results for A/B testing, and machine learning signals. What really makes ClickHouse stand out is attention to low-level details. Most programming languages provide implementations for most common algorithms and data structures, but they tend to be too generic to be effective. ClickHouse is an OLAP database management system that is pretty often used as a backend for those SaaS solutions for analyzing domain-specific data. According to a user review, ““We needed something to slice and dice real-time data, like rides and driver hours across cities and regions where Lyft runs. Using ClickHouse resulted into a lot of performance benefits for us with huge cost savings for the org.”