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Ensuring Performance, Efficiency, and Scalability of Digital Transformation

Alex Podelko

Looking at the program I have the same problem as I always had with CMG conferences – how could I attend all the sessions I want considering that we have multiple tracks? And we still have a lot of great sessions covering other hot topics: digital transformation, security, AI, machine learning, blockchain, etc. day program.

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Should You Use ClickHouse as a Main Operational Database?

Percona

However, ClickHouse is super efficient for timeseries and provides “sharding” out of the box (scalability beyond one node). Currently, an issue has been opened to make the “tailing” based on the primary key much faster: slow order by primary key with small limit on big data. count()?? ? 1 rows in set.