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[opt](nereids) improve performance of cast big string to complex type #55476
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[opt](nereids) improve performance of cast big string to complex type #55476
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run buildall |
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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: 34552 ms |
FE UT Coverage ReportIncrement line coverage |
TPC-DS: Total hot run time: 187491 ms |
ClickBench: Total hot run time: 33.21 s |
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. |
…#55476) improve performance of cast big string to complex type 1. avoid throw cast exception 2. avoid compute full hash code of the big string literal ```sql select cast('[1,2,3,4,5,6,7,8,...,99999]' as array<float>); ```
What problem does this PR solve?
improve performance of cast big string to complex type
Check List (For Author)
Test
Behavior changed:
Does this need documentation?
Check List (For Reviewer who merge this PR)