eldenmoon opened a new pull request, #20219: URL: https://github.com/apache/doris/pull/20219
…t by bloomfilter 1. Caching parsed BloomFilters will reduce parse bloom filter each time read BloomFilter index, this could save lots of CPU overhead in high concurrent workload. 2. Pruning segment by BloomFilter could save CPU of initializing segment iterator and index reading. ``` SELECT * FROM table_bf WHERE column_with_bf = 9559 LIMIT 1; before: 380.36 QPS - NumSegmentFiltered: 0 - NumSegmentTotal: 598 after: 729.5 QPS - NumSegmentFiltered: 450 - NumSegmentTotal: 598 ``` ## Proposed changes Issue Number: close #xxx <--Describe your changes.--> ## Further comments If this is a relatively large or complex change, kick off the discussion at [d...@doris.apache.org](mailto:d...@doris.apache.org) by explaining why you chose the solution you did and what alternatives you considered, etc... -- This is an automated message from the Apache Git Service. To respond to the message, please log on to GitHub and use the URL above to go to the specific comment. To unsubscribe, e-mail: commits-unsubscr...@doris.apache.org For queries about this service, please contact Infrastructure at: us...@infra.apache.org --------------------------------------------------------------------- To unsubscribe, e-mail: commits-unsubscr...@doris.apache.org For additional commands, e-mail: commits-h...@doris.apache.org
