Introduction Inverted indexes are a common technique used in search engines and database systems to quickly search for and retrieve data. In ClickHouse, inverted indexes are implemented using a combination of algorithms and data structures. […]
Introduction ClickHouse’s MergeTree table engine uses sparse indexing for its primary index and data-skipping indices as a secondary index. These indices are used to speed up the data retrieval from the disk. More recently, ClickHouse […]
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