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[Docs] Update pydata-sphinx-theme to 0.15.x

1

Update our dev docs build to use the latest pydata-sphinx-theme (with 0.15.2 out, the main bug in 0.15.0 should be fixed, so I think we can at least start using...

jorisvandenbossche

[C++] Use the random array generators from testing/random.h in the concatenation tests

2

### Describe the enhancement requested Leverage the random generators that explore more of the state space arrays can be in to test concatenation instead of having simpler generators in `concatenate_test.cc`...

felipecrv

[R] slice_sample returns 0 rows

4

### Describe the bug, including details regarding any error messages, version, and platform. ``` r library(arrow) #> #> Attaching package: 'arrow' #> The following object is masked from 'package:utils': #>...

thisisnic

[Python][FlightRPC] Feature request: Add some sort of fork protection to PyArrow Flight

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### Describe the enhancement requested GRPC (and by extension FlightRPC) isn't fork-safe: > gRPC Python wraps gRPC core, which uses multithreading for performance, and hence doesn't support fork() [[Source](https://github.com/grpc/grpc/blob/master/doc/fork_support.md)] While...

amoeba

[Python] pyarrow.compute.subtract_checked overflowing for some duration arrays constructed from numpy

3

### Describe the bug, including details regarding any error messages, version, and platform. In the example below, `arr2` and `arr3` are duration arrays with a single null element. `arr2` is...

lukemanley

### Describe the bug, including details regarding any error messages, version, and platform. The integration test runner displays skipped tests like this: ``` 2023-10-25T08:23:41.7618109Z ====================================================================== 2023-10-25T08:23:41.7618808Z ====================================================================== 2023-10-25T08:23:41.7619627Z Testing file...

pitrou

[C++] Acero cannot join large tables because of a misspecified test

9

**TL;DR: [PR 35087](https://github.com/apache/arrow/pull/35087) introduced an explicit fail in large joins with Acero when key data is larger than 4GB (solving the problem reported by [issue 34474](https://github.com/apache/arrow/issues/34474)). However, I think (but...

oliviermeslin

[CI] Reduce the number of Azure Pipeline jobs

3

### Describe the enhancement requested Crossbow execution resources on Azure Pipelines are scarce, while they are quite ample on Github Actions. It would therefore be probably beneficial to move most...

pitrou