Understanding Named Collections in ClickHouse

Introduction ClickHouse, a high-performance columnar database management system, provides a feature called “named collections” to streamline the management and reuse of configuration parameters. This feature is especially beneficial for managing external dictionaries and database connections, […]

Implementing Online Schema Change in ClickHouse

Introduction In the dynamic world of data management, databases are constantly evolving to meet the changing needs of organisations. However, changing the structure of a database, also known as a schema change, has traditionally been […]

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