Skip to main content
These settings are available in system.settings and are autogenerated from source.

​
use_text_index_header_cache

Whether to cache deserialized text index headers in memory. Using the text index header cache can significantly reduce latency and increase throughput when working with a large number of text index queries.

​
use_text_index_like_evaluation_by_dictionary_scan

Enable evaluation of LIKE/ILIKE queries by scanning the inverted text index dictionary. The accelerated patterns are %value%, value% and %value, as well as the startsWith and endsWith calls that optimize_rewrite_like_perfect_affix rewrites into value% and %value.

​
use_text_index_negative_tokens_cache

Whether to cache text index tokens that are absent from a data part. The negative tokens cache uses the text index tokens cache and avoids repeated dictionary lookups for absent tokens.

​
use_text_index_postings_cache

Whether to cache deserialized text index deserialized posting lists in memory. Using the text index postings cache can significantly reduce latency and increase throughput when working with a large number of text index queries.

​
use_text_index_tokens_cache

Whether to cache deserialized text index token infos in memory. Using the text index tokens cache can significantly reduce latency and increase throughput when working with a large number of text index queries.
Last modified on September 5, 2026