Dennis Heimbigner

Unfortunately, the text you refer to is in the Zarr tutorial. It is not part of standard Zarr as defined by the Zarr V2 spec.

I agree that this issue should be raised with the Zarr community. You note: ```` Do you wish to just do exactly what the (inevitably flawed) standard says, or do...

You might look at the conversation associated with this: https://github.com/Unidata/netcdf-c/pull/2179 In particular, your example looks like the known bug #1.

My current hypothesis is that HDF5 is not doing a deep copy in some place involving fill values. So, this leads to freeing data that is shared between the client...

There has been no progress on this.

This PR will take some time to digest, but thanks for doing this.

OK, I think this is ok to merge subject to testing with Visual Studio. [Update tested with visual studio (with filters off) and all tests passed]

I do note that the Mac build is currently failing for filters.

I think my previous review holds, so it should be ok to merge it.

Might be a good time to check that the error codes in netcdf.h match the messages in libdispatch/derror.c.