reswqa comments

Results 95 comments of


                                            reswqa

Clarify documentation for the `agg_list` argument in `Expr.map_batches`

Maybe I can update this document to make it easier to understand.

error collecting concat of empty joins with Streaming API

We have four pipelines in order: 1. `df -> generic_join_build` 2. `df -> placeholder -> pass -> ordered_sink` 3. `df -> generic_join_build` 4. `df -> placeholder -> pass -> ordered_sink`....

Align null-value handling for all string concatenation functions

> it would both align with the equivalent Series function and allow us to properly replicate SQL behaviour when concatenating strings that include nulls Great! > One proposal from my...

Align null-value handling for all string concatenation functions

Since this could be breaking change, let's wait a little while, and if there are no objections, I will prepare the corresponding PRs. :D)

Align null-value handling for all string concatenation functions

Fine, there seem to be no objections. I will start this work asap then.

Add argument to `pl.concat_str()` to treat `Null` as empty string

@ion-elgreco, Thanks for bringing this to my attention. The above conclusion seems to favor a combination of expressions instead of new parameter. But to be honest, It makes more sense...

[FLINK-31192][connectors/dataGen] Fix dataGen takes too long to initi…

Thanks @xuzhiwen1255 for creating this, It seems that the CI is failure, PTAL first.

column of type `int` compared to `list[int]` of length 1 evaluating as `true`

> Just to add, this appears to have changed in 0.19.0. It raises in 0.18.15. FYI, We support the conversion of primitive type to list type in `0.19.0`. The `==`...

hash list of String

I think this is duplicated with #10747.

`reshape` should return an `Array` column rather than a `List` column

Make sense. I'll be involved in this before we get ready to release 1.0.