Thijs

I realized that and that's why I deleted my comment, I apologize. So what you're asking in this issue is to change the type of value used to indicate "missing"...

The SELECT documentation page has since been updated to include EXCLUDE and REPLACE in the railroad diagram. There is no documentation on these features within the https://duckdb.org/docs/sql/statements/select page, however https://duckdb.org/docs/sql/query_syntax/select...

I'm getting this error on my branch (up to date with master) ``` due to unexpected exception with messages: evaluating SELECT l_returnflag, l_linestatus, sum(l_quantity) AS sum_qty, sum (l_extendedprice) AS sum_base_price,...

Hmm I'm looking into doing this for Arrow now, but the code we call depends on these conditions as well, for example the code for `pyarrow.dataset.dataset()` ```py if _is_path_like(source): return...

_in_memory_dataset() just calls InMemoryDataset constructor, which we can call directly as well, but I'm not sure if it's a good idea to directly do this, in case the inner workings...

Also hitting a roadblock implementing this for `dict`, we use PyDict_GetItem, which checks PyDict_Check, and that will fail if the object doesn't inherit from `dict`

Alright, I'll look into the protocols we need for pandas then Also spend a bit looking into how we could import the protocol file(s) with pybind, but no luck so...

Still could not get much closer to successfully importing the protocols in pybind. Also thinking about what a Protocol really accomplishes is similar to what we do at the moment,...

INT8 being a BIGINT is inherited from PSQL and intentionally kept for compatibility reasons. I personally hate this, as we have INT16, INT32 and INT64 being SMALLINT, INTEGER, BIGINT respectively....

Sorry but the wording on this kind of threw me off for a minute. Your issue is with the field being required, even though the comment states: > .. and...