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GH-38558: [C++] Add support for null sort option per sort key

4

### Rationale for this change support multi sortkey nulls first. ``` order by i nulls first, j, k nulls first; ``` The current null sorting only supports all sortkeys, not...

Light-City

GH-46897: [Docs][C++][Python] Fix asof join documentation

2

### Rationale for this change The asof join documentation is currently incorrect. Here is a copy of https://github.com/apache/arrow/issues/46897 for convenience: There are two issues with the asof join docs: 1....

hadrian-reppas

GH-17211: [C++] Add `hash32` and `hash64` scalar compute functions

11

### Rationale for this change Support for calculating elementwise hashes. The PR adds to scalar functions `hash32()` and `hash64()` using the existing internal hashing machinery. ### What changes are included...

kszucs

GH-46207: [C++] Rename arrow::util::StringBuilder and move to internal namespace

1

### Rationale for this change - Move and Rename function `arrow::util::StringBuilder` to internal namespace to avoid confusion with class `arrow::StringBuilder` ### What changes are included in this PR? - Move...

Ziy1-Tan

### Describe the enhancement requested Create a CI job which automatically flags stale issues and PRs ### Component(s) Continuous Integration

thisisnic

[Benchmarking][R] conbench is failing

9

### Describe the bug, including details regarding any error messages, version, and platform. For example: https://github.com/apache/arrow/pull/46689#issuecomment-2940438967 > The [full Conbench report](https://github.com/apache/arrow/runs/43476159110) has more details. It also includes information about 4...

kou

GH-46901: [C++] Support modulo compute kernel

1

### Rationale for this change Support for calculating elementwise remainder. ### What changes are included in this PR? This PR adds new kernel function `modulo`, `modulo_checked` ### Are these changes...

uchenily

[Python][Packaging] Stop uploading nightly wheels to gemfury

7

### Describe the enhancement requested Once we start uploading nightly wheels to the scientific python channel on anaconda: - https://github.com/apache/arrow/issues/40216 we can drop uploading wheels to gemfury. We should also...

raulcd

GH-46728: [Python] Skip test_gdb.py tests if PyArrow wasn't built debug

2

### Rationale for this change As mentioned in #46728, if Arrow C++ was built debug, and PyArrow wasn't, test_gdb.py runs tests that fail. ### What changes are included in this...

dinse

GH-46734: [C++] Arrow Flight SQL ODBC layer in Windows

16

### Rationale for this change * Build Arrow Flight SQL ODBC DLL from `flightsql` and `odbcabstraction` component. * The ODBC driver will be available in Windows only. ### What changes...

alinaliBQ