[arrow] branch main updated: GH-36074: [C++] Clarify docs for ConcatenateTablesOptions::field_merge_options (#36075)

[we...@apache.org]

This is an automated email from the ASF dual-hosted git repository.

westonpace pushed a commit to branch main
in repository https://gitbox.apache.org/repos/asf/arrow.git


The following commit(s) were added to refs/heads/main by this push:
     new 10708b38f9 GH-36074: [C++] Clarify docs for ConcatenateTablesOptions::field_merge_options (#36075)
10708b38f9 is described below

commit 10708b38f97bbf71072408ac46bcfe466692dc03
Author: Weston Pace <we...@gmail.com>
AuthorDate: Fri Jun 23 16:55:30 2023 -0700

    GH-36074: [C++] Clarify docs for ConcatenateTablesOptions::field_merge_options (#36075)
    
    ### Rationale for this change
    
    There was no docstring for this field before
    
    ### What changes are included in this PR?
    
    I added a docstring for the field
    
    ### Are these changes tested?
    
    No, it's just a comment
    
    ### Are there any user-facing changes?
    
    No
    * Closes: #36074
    
    Authored-by: Weston Pace <we...@gmail.com>
    Signed-off-by: Weston Pace <we...@gmail.com>
---
 cpp/src/arrow/table.h | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/cpp/src/arrow/table.h b/cpp/src/arrow/table.h
index 7968f3913d..2171f3331a 100644
--- a/cpp/src/arrow/table.h
+++ b/cpp/src/arrow/table.h
@@ -281,6 +281,9 @@ struct ARROW_EXPORT ConcatenateTablesOptions {
   /// is the result of concatenating the corresponding columns in all input tables.
   bool unify_schemas = false;
 
+  /// options to control how fields are merged when unifying schemas
+  ///
+  /// This field will be ignored if unify_schemas is false
   Field::MergeOptions field_merge_options = Field::MergeOptions::Defaults();
 
   static ConcatenateTablesOptions Defaults() { return {}; }