-
Great vector database! I was looking for implementation details in the guides, but couldn't find a basic outline.
I was wondering, since it's an npm module, if it (at least the vector search) could…
-
I'm using `arrow2` in a project along with polars. I now also want to send the same data to datafusion, which uses `arrow` (ideally without having to send the data through via the IPC serialization fo…
-
**Describe the bug**
It does not yield an error when comparing VARCHAR and integer.
```rust
// create local execution context
let ctx = SessionContext::new();
let testdata = datafusion::test_ut…
-
### Is your feature request related to a problem or challenge?
Part of https://github.com/apache/datafusion/issues/12550
While working on https://github.com/datafusion-contrib/datafusion-dft I w…
-
@devinjdangelo says
I looked into the example and the physical plan substrait producer/consumer code. Unfortunately for physical plans, the subtrait consumer and producer are only implemented for …
alamb updated
3 months ago
-
### Describe the bug
Hey,
awesome project! I'm trying to use datafusion to query across 100s of thousands of partitioned parquet files in S3. Partitioning is e.g. `experiment=A/measurement=B/dat…
-
### Is your feature request related to a problem or challenge?
> What requires this manual derivation? Is it some other extension trait would need to also require `PartialOrd`?
>
> I am thinking i…
-
# Description
In [python/lib.rs](https://github.com/delta-io/delta-rs/blob/main/python/src/lib.rs#L1404), the first thing that happens on `write_to_deltalake` is to collect to batches to a Vec. This …
-
## Description
supporting [substrait plans](https://substrait.io/) opens up a lot of possibilities of easily integrating with external tools (such as polars).
-
**Describe the bug**
when import
```
>>> from datafusion import SessionContext
Traceback (most recent call last):
File "", line 1, in
File "D:\Python38\lib\site-packages\datafusion\__init…