Implement tree explain for SortExec
#15077
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2010YOUY01
approved these changes
Mar 8, 2025
| } | ||
| DisplayFormatType::TreeRender => match self.fetch { | ||
| Some(fetch) => { | ||
| writeln!(f, "fetch={fetch}")?; |
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| writeln!(f, "fetch={fetch}")?; | |
| writeln!(f, "limit={fetch}")?; |
I think fetch is more often to be used in implementation, at plan level maybe 'limit' is better 🤔
| DisplayFormatType::TreeRender => match self.fetch { | ||
| Some(fetch) => { | ||
| writeln!(f, "fetch={fetch}")?; | ||
| writeln!(f, "sort=[{}]", self.expr) |
alamb
approved these changes
Mar 8, 2025
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| 06)│ sort keys: │ | ||
| 07)│ [string_col@1 ASC NULLS │ | ||
| 08)│ LAST] │ |
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I wonder if there is some way to avoid the redundancy of sort keys 🤔
For example I think this would be look better (not sure how to do it)
01)┌───────────────────────────┐
02)│ SortExec │
03)│ -------------------- │
07)│ string_col@1 ASC NULLS │
08)│ LAST │
05)│ │
04)│ limit: 1 │
09)└─────────────┬─────────────┘
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We need to handle cases that are not in KV format. Other prs may have similar issues too, maybe we can handle it in the next pr, filed: #15098
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I merged up to resolve a conflict |
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Which issue does this PR close?
treeexplain forSortExec#15076Rationale for this change
What changes are included in this PR?
Are these changes tested?
Are there any user-facing changes?