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### Problem description
The string intervals are great. If would be nice to use them to filter `pl.Duration` columns:
```python
from datetime import datetime
import polars as pl
start = dat…
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### Checks
- [X] I have checked that this issue has not already been reported.
- [X] I have confirmed this bug exists on the [latest version](https://pypi.org/project/polars/) of Polars.
### Repro…
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I encountered this bug when I loaded a dataframe stored in the Arrow IPC format.
```java
// Java Code from "Apache Arrow Java Cookbook"
File file = new File("example.arrow");
try (
…
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**Is your feature request related to a problem? Please describe.**
Using batch mapping, we can easily split examples. However, we lack an appropriate option for merging them back together by some key…
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Hey everyone,
I am trying to run this pipeline with 144 samples so the resulting files are quite big. I managed to get it almost to the end, but the last rule (plots_stats) fails with `OverflowErro…
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**Describe the bug**
The all the execute dataframe functions only ever return "Value", no matter what cell_properties is passed
**To Reproduce**
Run the following code with a valid MDX: tm1.cells…
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### Description
Would love support for recursive CTEs via the `rust sql api`. My use case requires calculations/columns that recursively depend on themselves over some dimension (think compounding …
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### Problem description
Hi, I'm wondering if there is room to improve this functionality?
```
import pandas as pd
import numpy as np
import polars as pl
df = pd.DataFrame({'val': np.random.r…
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When I try this:
```elixir
a = DF.new(%{
numbers: [1, 2, 3, 4],
lists: [[1, 2, 3], [1, 2, 3], [4, 5, 6], [4, 5, 6]]
})
b = DF.new(%{
letters: ["a", "b", "c", "d"],
lists: [[1, 2, 3…
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### Problem description
Apologies if this is flatly out of scope or otherwise based in misunderstandings of how Polars works.
I am working on an application where I will need to perform repeated…