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These settings configure the ClickHouse server and are autogenerated from ClickHouse source.

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primary_index_cache_policy

Primary index cache policy name.

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primary_index_cache_prewarm_ratio

The ratio of total size of mark cache to fill during prewarm.

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primary_index_cache_size

Maximum size of cache for primary index (index of MergeTree family of tables).

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primary_index_cache_size_ratio

The size of the protected queue (in case of SLRU policy) in the primary index cache relative to the cache’s total size.
Last modified on July 23, 2026