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GH-43267: [C#] Correctly import sliced arrays through the C Data interface #44117
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@adamreeve, I would appreciate a quick look at these changes. |
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Looks good to me thanks Curt 👍
@@ -7,18 +7,16 @@ | |||
<Description>Apache Arrow is a cross-language development platform for in-memory data. It specifies a standardized language-independent columnar memory format for flat and hierarchical data, organized for efficient analytic operations on modern hardware.</Description> | |||
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<PropertyGroup Condition="'$(IsWindows)'=='true'"> | |||
<PropertyGroup> |
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Just checking this was intentionally included in the PR? Seems reasonable to now build for net462 on non-Windows too, this built fine for me on Linux and I guess something made sure the reference assemblies / targeting pack was available.
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It was intentional, though arguably I should have put it into a separate PR. What I didn't realize when adding net462 support back was that the official NuGet packages aren't built on Windows and so they were missing the 4.6.2 assembly.
After merging your PR, Conbench analyzed the 4 benchmarking runs that have been run so far on merge-commit 9ba789d. There was 1 benchmark result indicating a performance regression:
The full Conbench report has more details. It also includes information about 97 possible false positives for unstable benchmarks that are known to sometimes produce them. |
What changes are included in this PR?
Changes to the C Data importer to correctly handle nonzero offsets.
Are these changes tested?
Yes
Are there any user-facing changes?
No
Closes #43267