datafusion icon indicating copy to clipboard operation
datafusion copied to clipboard

Apache DataFusion SQL Query Engine

Results 1065 datafusion issues
Sort by recently updated
recently updated
newest added

### Is your feature request related to a problem or challenge? equal_rows_arr compares pairs of 2 arrays with indices for equality but shows up in profiles. Currently this is done...

enhancement
performance

## Which issue does this PR close? Closes #. ## Rationale for this change I realize I didn't call non-nested kernel (vectorized) for non-nested type. So did the one in...

physical-expr

### Describe the bug Using a datafusion table with a column (`col`) of type `List[struct[]]`. Calling ```sql SELECT unnest(unnest(col)) as col_name FROM tbl ``` Results in the error ```shell Internal...

bug

## Which issue does this PR close? Closes #12160 ## Rationale for this change * In SQLite, the only way to extract date information is through `strftime`. The unparser needs...

sql

### Describe the bug Using an SQLite connection with `SqliteDialect`, and run a query that uses a date extraction function like `extract(year from date_column)`. The unparser rewrites this to `date_part`,...

bug

## Which issue does this PR close? part of #7955 Closes #. ## Rationale for this change ## What changes are included in this PR? ## Are these changes tested?...

core

### Describe the bug This is related / tangential to #9359 My primary problem is that I am trying to sort 100 million strings and always getting errors like: ```...

bug

Part of https://github.com/apache/datafusion/issues/11752 and https://github.com/apache/datafusion/issues/11790 Currently, a call to `CONTAINS` with a Utf8View datatypes induces a cast. After the change that fixes this issue, it should not. ```sql query TT...

enhancement

### Is your feature request related to a problem or challenge? I am not sure if this is a bug, feature request or things are working as it should. How...

enhancement

### Is your feature request related to a problem or challenge? It is a common need to get the value of one column such that another column is a minimum....

enhancement