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Originally from @jon-chuang on https://github.com/apache/arrow-datafusion/issues/2248#issuecomment-1120280963, copied to new ticket so it didn't get lost:
Some additional ideas for subquery optimiz…
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### Is your feature request related to a problem or challenge?
Part of https://github.com/apache/datafusion/issues/10453, where we are filling out support for extracting statistics for all data typ…
alamb updated
3 weeks ago
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**Is your feature request related to a problem or challenge? Please describe what you are trying to do.**
I'm looking at add an inverted index on my data and use it as the first step in more complica…
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**Is your feature request related to a problem or challenge? Please describe what you are trying to do.**
A clear and concise description of what the problem is. Ex. I'm always frustrated when [...] …
houqp updated
2 years ago
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### Describe the bug
Currently, all args of `array_slice()` is mandatory, but `stride` seems optional.
https://docs.rs/datafusion/38.0.0/datafusion/functions_array/expr_fn/fn.array_slice.html:
``…
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### Describe the bug
```
let df = ctx.sql(r#"
SELECT count(payload) from demo
"#).await?;
+---------------------+
| COUNT(demo.payload) |
+---------------------+
| 68934 …
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**Is your feature request related to a problem or challenge? Please describe what you are trying to do.**
There seem to be a few use cases that can be uncovered by being able to have statistics in …
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### Describe the bug
`ROW_NUMBER()` function places a non-nullable constraint on its generated field and thus the resulting schema should label that column as `nulllable: false`. But instead, the l…
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### **Describe the bug**
I'm seeing an error during physical planning for the following query
```sql
SELECT *
FROM "tbl"
INNER JOIN (SELECT "colB", count(DISTINCT "colA") as "colC" FROM "tbl" G…
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**Is your feature request related to a problem or challenge? Please describe what you are trying to do.**
I am accessing GCP resources from AWS using GCP Workload Identity Federation.
**Descri…