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Posted to issues@arrow.apache.org by GitBox <gi...@apache.org> on 2022/08/10 13:10:20 UTC

[GitHub] [arrow-nanoarrow] paleolimbot commented on a diff in pull request #16: Implement array appenders

paleolimbot commented on code in PR #16:
URL: https://github.com/apache/arrow-nanoarrow/pull/16#discussion_r942431188


##########
src/nanoarrow/typedefs_inline.h:
##########
@@ -166,6 +166,24 @@ enum ArrowType {
   NANOARROW_TYPE_INTERVAL_MONTH_DAY_NANO
 };
 
+/// \brief Functional types of buffers as described in the Arrow Columnar Specification
+enum ArrowBufferType {
+  NANOARROW_BUFFER_TYPE_NONE,
+  NANOARROW_BUFFER_TYPE_VALIDITY,
+  NANOARROW_BUFFER_TYPE_TYPE_IDS,
+  NANOARROW_BUFFER_TYPE_OFFSET,
+  NANOARROW_BUFFER_TYPE_DATA
+};
+
+/// \brief A description of an arrangement of buffers
+struct ArrowLayout {

Review Comment:
   Hang tight...it helps with a generic "reserve" that doesn't have to special case every storage type.



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