[GitHub] [arrow] kou commented on a change in pull request #7747: ARROW-9454: [GLib] Add binding of some dictionary builders

[GitBox <gi...@apache.org>]

kou commented on a change in pull request #7747:
URL: https://github.com/apache/arrow/pull/7747#discussion_r456960478



##########
File path: c_glib/arrow-glib/array-builder.cpp
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@@ -4182,6 +4182,32 @@ gint64 garrow_string_dictionary_array_builder_get_dictionary_length(GArrowString
   return arrow_builder->dictionary_length();
 }
 
+/**
+ * garrow_string_dictionary_array_builder_finish_delta:
+ * @builder: A #GArrowStringDictionaryArrayBuilder.
+ * @out_delta: (transfer full): The built #GArrowArray containing dictionary.
+ * @error: (nullable): Return location for a #GError or %NULL.
+ *
+ * Returns: (transfer full): The built #GArrowArray containing indices on
+ *   success, %NULL on error.
+ *
+ * Since: 1.0
+ */
+GArrowArray *
+garrow_string_dictionary_array_builder_finish_delta(GArrowStringDictionaryArrayBuilder* builder,
+                                                    GArrowArray **out_delta,

Review comment:
       See d3395c9.




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