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Apache DataFusion SQL Query Engine

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## Which issue does this PR close? N/A ## Rationale for this change DataFusion Comet is currently maintaining a fork of FilterExec with a small modificiation to change the way...

physical-expr
Stale

This PR is part of #12622. It introduces the notion of DataFusion `NativeType` and the `LogicalType` trait. The changes stem from various discussions of #11513 #12644 #12635 and other. The...

common

### Describe the bug In InfluxDB we sometimes create deeply nested queries like this that cause a stack overflow, even in release builds: ### To Reproduce Download: [blowout.zip](https://github.com/apache/arrow-datafusion/files/14424888/blowout.zip) And run...

bug

### Is your feature request related to a problem or challenge? Follow on to https://github.com/apache/datafusion/pull/12950 @askalt added a benchmark for planning a benchmark with several aggregates. You can run it...

enhancement

### Describe the bug According to the [SQL spec](https://www.contrib.andrew.cmu.edu/~shadow/sql/sql1992.txt), when returning duplicate records from INTERSECT ALL the minimum number of copies from either input should be returned. Specifically: ``` b)...

bug

### Describe the bug In the following example, if we have one window function that depends upon another window function, we cannot do these in a single step. However if...

bug

While #12853 is still in review I was wandering if I could make some additional progress on the logical-types branch.

common

### Is your feature request related to a problem or challenge? it is complex and slowly to use unnest(). ### Describe the solution you'd like it can run `select from...

enhancement

## Which issue does this PR close? Part of #11752. ## Rationale for this change Add implementation to support StringView in statistics. This should potentially allow StringView to run faster...

core
Stale