I don't think the parsing will be a problem even in C. It's not like you have to backtrack anyway.

+1 from me on Felipe's proposal.

Regards

Antoine.


Le 05/10/2023 à 20:33, Felipe Oliveira Carvalho a écrit :
This mailing list thread is going to be the discussion.

The union types also use two characters, so I didn’t think it would be a
problem.

—
Felipe

On Thu, 5 Oct 2023 at 15:26 Dewey Dunnington <de...@voltrondata.com.invalid>
wrote:

I'm sorry for missing earlier discussion on this or a PR into the
format where this discussion may have occurred...is there a reason
that +lv and +Lv were chosen over a single-character version (i.e.,
maybe +v and +V)? A single-character version is (slightly) easier to
parse in C.

On Thu, Oct 5, 2023 at 2:00 PM Felipe Oliveira Carvalho
<felipe...@gmail.com> wrote:

Hello,

I'm writing to propose "+lv" and "+Lv" as format strings for list-view
and
large list-view arrays passing through the Arrow C data interface [1].

The vote will be open for at least 72 hours.

[ ] +1 - I'm in favor of this new C Data Format string
[ ] +0
[ ] -1 - I'm against adding this new format string because....

Thanks everyone!

--
Felipe

[1] https://arrow.apache.org/docs/format/CDataInterface.html


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