Sutou Kouhei

### Describe the enhancement requested It's the bindings of `arrow::ArrayStatistics`. ### Component(s) GLib

### Describe the enhancement requested It's for `arrow::type::Decimal32Type`. See also the `GArrowDecimal128DataType` implementation: https://github.com/apache/arrow/blob/8a7224d21fb7ac1938cb039cc6dcfd38db94519e/c_glib/arrow-glib/basic-data-type.h#L611-L630 https://github.com/apache/arrow/blob/8a7224d21fb7ac1938cb039cc6dcfd38db94519e/c_glib/arrow-glib/basic-data-type.cpp#L117 https://github.com/apache/arrow/blob/8a7224d21fb7ac1938cb039cc6dcfd38db94519e/c_glib/arrow-glib/basic-data-type.cpp#L1548-L1599 https://github.com/apache/arrow/blob/main/c_glib/test/test-decimal128-data-type.rb ### Component(s) GLib

### Describe the enhancement requested It's for `arrow::RunEndEncodedBuilder`. ### Component(s) GLib

GH-44378: [CI][C++] Add clang-cl job

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### Rationale for this change We have a document that uses clang-cl: https://arrow.apache.org/docs/developers/cpp/windows.html#building-on-windows-arm64-using-ninja-and-clang But we don't have a job that uses clang-cl. So clang-cl build may be broken unexpectedly. ###...

### Describe the enhancement requested We have a document that uses clang-cl: https://arrow.apache.org/docs/developers/cpp/windows.html#building-on-windows-arm64-using-ninja-and-clang But we don't have a job that uses clang-cl. ### Component(s) C++

**Describe the bug** Sorry. This is not a bug. This is a feature request. ALP (Adaptive Lossless floating-Point Compression) may be a good codec for Blosc. It's a lossless floating-point...