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[opt](iceberg) able to ignore iceberg dangling delete to do count push down #58889
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Thank you for your contribution to Apache Doris. Please clearly describe your PR:
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run buildall |
TPC-H: Total hot run time: 35634 ms |
TPC-DS: Total hot run time: 181181 ms |
ClickBench: Total hot run time: 27.47 s |
FE UT Coverage ReportIncrement line coverage |
FE Regression Coverage ReportIncrement line coverage |
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PR approved by at least one committer and no changes requested. |
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PR approved by anyone and no changes requested. |
…h down (apache#58889) Related PR: apache#44039 Problem Summary: In apache#44039, we disable the count push down to iceberg table if it has position delete file, because there may be dangling delete file that will cause the statistics info incorrect. This PR add a new session variable `ignore_iceberg_dangling_delete`, default is false, when set to true, Doris will ignore the dangling delete issue and do count push down for iceberg table, add user should take care of the result.
…h down (apache#58889) Related PR: apache#44039 Problem Summary: In apache#44039, we disable the count push down to iceberg table if it has position delete file, because there may be dangling delete file that will cause the statistics info incorrect. This PR add a new session variable `ignore_iceberg_dangling_delete`, default is false, when set to true, Doris will ignore the dangling delete issue and do count push down for iceberg table, add user should take care of the result.
…h down (apache#58889) Related PR: apache#44039 Problem Summary: In apache#44039, we disable the count push down to iceberg table if it has position delete file, because there may be dangling delete file that will cause the statistics info incorrect. This PR add a new session variable `ignore_iceberg_dangling_delete`, default is false, when set to true, Doris will ignore the dangling delete issue and do count push down for iceberg table, add user should take care of the result.
What problem does this PR solve?
Related PR: #44039
Problem Summary:
In #44039, we disable the count push down to iceberg table if it has position delete file,
because there may be dangling delete file that will cause the statistics info incorrect.
This PR add a new session variable
ignore_iceberg_dangling_delete, default is false,when set to true, Doris will ignore the dangling delete issue and do count push down for iceberg table,
add user should take care of the result.
Release note
None
Check List (For Author)
Test
Behavior changed:
Does this need documentation?
Check List (For Reviewer who merge this PR)