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Apache DataFusion SQL Query Engine
### Is your feature request related to a problem or challenge? I had some discussions with @alamb about supporting a dynamic file data source (`select ... from 'select .. from...
### Is your feature request related to a problem or challenge? Part of https://github.com/apache/datafusion/issues/10918 where we are integrating `StringView` into DataFusion, initially targeting making ClickBench queries faster In the ClickBench...
### Is your feature request related to a problem or challenge? Similar to other issues in #8708 Remember to include test in `roundtrip_expr_api` ### Describe the solution you'd like _No...
### Describe the bug See PR ### To Reproduce _No response_ ### Expected behavior _No response_ ### Additional context _No response_
### Describe the bug While investigating #10709, I tried using datafusion CLI to require parquet files to a better size. But I got a panic: ``` thread 'tokio-runtime-worker' panicked at...
### Is your feature request related to a problem or challenge? I noticed an awesome SQL fuzzing framework [SQLancer](https://github.com/sqlancer/sqlancer/tree/main) can be implemented on DataFusion, and it is able to detect...
## Which issue does this PR close? Part of #2326 ## Rationale for this change Extending support for union types to primitive operations. ## What changes are included in this...
### Is your feature request related to a problem or challenge? I'm trying to implement Iceberg (Materialized) Views with Datafusion. For the 'CREATE VIEW' statement I require additional information about...
## Which issue does this PR close? Closes #. ## Rationale for this change SortExec (with or w/out fetch) can work without an actual sort if the existing input order...