[Enhencement](inverted index) use reference to avoid bitmap copy for performance #17352
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run buildall |
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LGTM |
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clang-tidy review says "All clean, LGTM! 👍" |
xiaokang
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Mar 6, 2023
…erformance (apache#17352) Query runtime is reduced from 10s to 1s for a MATCH query that match 40 million rows out of 44 million rows.
yagagagaga
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Mar 9, 2023
…erformance (apache#17352) Query runtime is reduced from 10s to 1s for a MATCH query that match 40 million rows out of 44 million rows.
luwei16
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Apr 7, 2023
…x 17352 (apache#1565) commit 4e1e0ce Author: Kang <kxiao.tiger@gmail.com> Date: Fri Mar 31 10:01:34 2023 +0800 [bugfix](topn) fix topn optimzation wrong result for NULL values (apache#18121) 1. add PassNullPredicate to fix topn wrong result for NULL values 2. refactor RuntimePredicate to avoid using TCondition 3. refactor using ordering_exprs in fe and vsort_node Author: Kang <kxiao.tiger@gmail.com> Date: Mon Mar 27 11:29:42 2023 +0800 [bugfix](inverted index)temporary disable skip read column data if it match inverted index (apache#18065) The optimization for skip reading column data if it match inverted index and only used in WHERE clause may get wrong result for complex SQL. This PR temporary disable the optimization and later PRs will resolve the problem fundamentality. Author: Kang <kxiao.tiger@gmail.com> Date: Wed Mar 8 14:18:26 2023 +0800 [bugfix](jsonb) Fix create mv using jsonb key cause be crash (apache#17430) Author: Kang <kxiao.tiger@gmail.com> Date: Fri Mar 3 21:00:49 2023 +0800 [improvement](inverted index)use reference to avoid bitmap copy for performance (apache#17352) Query runtime is reduced from 10s to 1s for a MATCH query that match 40 million rows out of 44 million rows.
gnehil
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Apr 21, 2023
…erformance (apache#17352) Query runtime is reduced from 10s to 1s for a MATCH query that match 40 million rows out of 44 million rows.
swjtu-zhanglei
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Jul 25, 2023
…x 17352 (apache#1565) commit 4e1e0ce Author: Kang <kxiao.tiger@gmail.com> Date: Fri Mar 31 10:01:34 2023 +0800 [bugfix](topn) fix topn optimzation wrong result for NULL values (apache#18121) 1. add PassNullPredicate to fix topn wrong result for NULL values 2. refactor RuntimePredicate to avoid using TCondition 3. refactor using ordering_exprs in fe and vsort_node Author: Kang <kxiao.tiger@gmail.com> Date: Mon Mar 27 11:29:42 2023 +0800 [bugfix](inverted index)temporary disable skip read column data if it match inverted index (apache#18065) The optimization for skip reading column data if it match inverted index and only used in WHERE clause may get wrong result for complex SQL. This PR temporary disable the optimization and later PRs will resolve the problem fundamentality. Author: Kang <kxiao.tiger@gmail.com> Date: Wed Mar 8 14:18:26 2023 +0800 [bugfix](jsonb) Fix create mv using jsonb key cause be crash (apache#17430) Author: Kang <kxiao.tiger@gmail.com> Date: Fri Mar 3 21:00:49 2023 +0800 [improvement](inverted index)use reference to avoid bitmap copy for performance (apache#17352) Query runtime is reduced from 10s to 1s for a MATCH query that match 40 million rows out of 44 million rows.
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Proposed changes
Issue Number: close #xxx
Problem summary
Query runtime is reduced from 10s to 1s for a MATCH query that match 40 million rows out of 44 million rows.
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