Avoid using futures to collect DFs on workers#12801
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arhimondr merged 1 commit intotrinodb:masterfrom Jun 16, 2022
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arhimondr
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Nit: the description wrapping seems quite narrow |
For collecting DFs for fault tolerant execution it is necessary to update the final version of dynamic filters in DynamicFiltersCollector before completion of the task. This ensures that the coordinator will be aware about the need to fetch dynamic filters from a worker even after the task has finished running.
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I've run TPC benchmarks and verified that there's no significant changes in results. |
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For collecting DFs for fault tolerant execution it is necessary
to update the final version of dynamic filters in DynamicFiltersCollector
before completion of the task. This ensures that the coordinator will be
aware about the need to fetch dynamic filters from a worker even after
the task has finished running.
Documentation
(x) No documentation is needed.
( ) Sufficient documentation is included in this PR.
( ) Documentation PR is available with #prnumber.
( ) Documentation issue #issuenumber is filed, and can be handled later.
Release notes
(x) No release notes entries required.
( ) Release notes entries required with the following suggested text: