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[opt](nereids) adjust Left join cost factor:probeShortcutFactor #60183
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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: 30075 ms |
TPC-DS: Total hot run time: 172057 ms |
ClickBench: Total hot run time: 26.89 s |
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FE Regression Coverage ReportIncrement line coverage |
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What problem does this PR solve?
probeShortcutFactor is not reasonable when right row count is much more than left row count.
tpcds affected queries(1T)
before:
query33.sql,3.252,0.490,0.454,0.412,0.412
query35.sql,12.897,1.059,1.054,1.039,1.039
query64.sql,139.298,2.788,20.533,8.234,2.788
query69.sql,3.004,0.835,0.773,0.772,0.772
after:
query33.sql,1.114,0.512,0.540,0.468,0.468
query35.sql,1.398,1.146,1.194,1.180,1.146
query64.sql,3.562,1.939,2.054,1.985,1.939
query69.sql,0.826,0.848,0.806,0.804,0.804
Issue Number: close #xxx
Related PR: #xxx
Problem Summary:
Release note
None
Check List (For Author)
Test
Behavior changed:
Does this need documentation?
Check List (For Reviewer who merge this PR)