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In this video, we'll explore the GCD (Greatest Common Denominator) codec in Clickhouse 23.9, a feature that works well for optimizing storage of large numbers that change in big increments. We'll ingest a Forex dataset and see the difference when storing data with and without this codec.

Mark Needham
Principal Product Marketing Manager, ClickHouse

Greatest Common Denominator Codec in ClickHouse 23.9

Linux, macOS, FreeBSD

In this video, we'll learn how to query Pandas DataFrames using chdb, a Python library powered by ClickHouse. With help from Canadian house prices and cities datasets, we'll learn how to query individual DataFrames, how to join them together, and how to generate a new DataFrame from the results.

Querying Pandas with ClickHouse

In this video, we're looking at how to connect to Clickhouse using SSH keys, a feature introduced in Clickhouse 23.9. We'll walk through user setup, SSH key generation, and discuss the benefits of this method. We'll also touch on using config files for easier access.

Videos / How to

Authenticating in ClickHouse with an SSH Key

Mark Needham Principal Product Marketing Manager, ClickHouse

Recent videos