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Implement index choose and statistic information for PartitionTableReader #18551

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imtbkcat opened this issue Jul 14, 2020 · 1 comment
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Implement index choose and statistic information for PartitionTableReader #18551

imtbkcat opened this issue Jul 14, 2020 · 1 comment
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@lysu @imtbkcat
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type/enhancement The issue or PR belongs to an enhancement.

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@imtbkcat
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Currently, index choose in partition table will be distributed into each partition after building logical plan.
In order to implement PartitionTableReader, index choose phase will be done before build physical plan.
For PartitionTableReader, statistic information will be collected globally, not in each partition.

target:

  • PartitionTableReader could choose index according to global statistic information.

design doc:
https://docs.google.com/document/d/1pwQ8nzROQcV956jqcmbcikMPveQQWfsUZq2Zd7R8xQM/edit#
@imtbkcat imtbkcat added the type/enhancement The issue or PR belongs to an enhancement. label Jul 14, 2020
@scsldb scsldb mentioned this issue Jul 15, 2020
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@lysu lysu mentioned this issue Jul 21, 2020
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@lysu lysu mentioned this issue Aug 13, 2020
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This was referenced Jan 19, 2021
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@Reminiscent Reminiscent mentioned this issue Feb 20, 2021
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@qw4990
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qw4990 commented Apr 22, 2021

Close since it is duplicated with #24150.

@qw4990 qw4990 closed this as completed Apr 22, 2021
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