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Sutou Kouhei authored and GitHub committed 39af73f2ada
GH-41909: [C++] Add arrow::ArrayStatistics (#43273) ### Rationale for this change We're discussion API on the mailing list https://lists.apache.org/thread/kcpyq9npnh346pw90ljwbg0wxq6hwxxh and GH-41909. If we have `arrow::ArrayStatistics`, we can attach statistics read from Apache Parquet to `arrow::Array`s. This only includes `arrow::ArrayStatistics`. See GH-42133 how to use `arrow::ArrayStatitics` for Apache Parquet's statistics. ### What changes are included in this PR? This only adds `arrow::ArrayStatistics` and its tests. ### Are these changes tested? Yes. ### Are there any user-facing changes? Yes. * GitHub Issue: #41909 Authored-by: Sutou Kouhei <kou@clear-code.com> Signed-off-by: Sutou Kouhei <kou@clear-code.com>