hiroyuki-sato commented on code in PR #46774:
URL: https://github.com/apache/arrow/pull/46774#discussion_r2143935260
##########
c_glib/arrow-glib/composite-data-type.cpp:
##########
@@ -767,4 +767,55 @@ garrow_run_end_encoded_data_type_get_value_data_type(
return garrow_data_type_new_raw(&arrow_value_data_type);
}
+G_DEFINE_TYPE(GArrowFixedSizeListDataType,
+ garrow_fixed_size_list_data_type,
+ GARROW_TYPE_BASE_LIST_DATA_TYPE)
+
+static void
+garrow_fixed_size_list_data_type_init(GArrowFixedSizeListDataType *object)
+{
+}
+
+static void
+garrow_fixed_size_list_data_type_class_init(GArrowFixedSizeListDataTypeClass
*klass)
+{
+}
+
+/**
+ * garrow_fixed_size_list_data_type_new_data_type:
+ * @data_type: The data type of elements.
+ * @list_size: The size of each list.
+ *
+ * Returns: A newly created fixed size list data type.
+ *
+ * Since: 21.0.0
+ */
+GArrowFixedSizeListDataType *
+garrow_fixed_size_list_data_type_new_data_type(GArrowDataType *value_type,
+ gint32 list_size)
+{
+ auto arrow_data_type = garrow_data_type_get_raw(value_type);
+ auto arrow_fixed_size_list_data_type =
+ arrow::fixed_size_list(arrow_data_type, list_size);
+ return GARROW_FIXED_SIZE_LIST_DATA_TYPE(
+ garrow_data_type_new_raw(&arrow_fixed_size_list_data_type));
+}
+
+/**
+ * garrow_fixed_size_list_data_type_new_field:
+ * @field: The field of elements.
+ * @list_size: The size of value.
Review Comment:
Thanks. I updated to `The field of an element of each list`.
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