datafusion

datafusion copied to clipboard

Enable `split_file_groups_by_statistics` by default

3

### Is your feature request related to a problem or challenge? Part of https://github.com/apache/datafusion/issues/10313 In https://github.com/apache/datafusion/pull/9593, @suremarc added a way to reorganize input files in a ListingTable to avoid a...

alamb

### Is your feature request related to a problem or challenge? We would like to use "statistics" in our project for transformations that rely on the statisics being "correct" (e.g....

alamb

## Which issue does this PR close? Closes #10280. Thanks @JasonLi-cn for pointing out the relevant code snippet and the detailed description, saved me some time ❤️ ## Rationale for...

MohamedAbdeen21

DataFusion should support casting strings such as "4e7" to decimal

2

### Is your feature request related to a problem or challenge? DataFusion supports casting the string `4e7` to float but not to decimal. This is inconsistent with Postgres (and Apache...

andygrove

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

jayzhan211

### Is your feature request related to a problem or challenge? As @jonahgao [points out](https://github.com/apache/datafusion/pull/10234#issuecomment-2087754040) in https://github.com/apache/datafusion/pull/10234: > `select x from foo order by y` can is covered by [add_missing_columns](https://github.com/apache/datafusion/blob/f8c623fe045d70a87eac8dc8620b74ff73be56d5/datafusion/expr/src/logical_plan/builder.rs#L437),...

alamb

May 2024 ASF Board Report

4

### Is your feature request related to a problem or challenge? Per https://www.apache.org/foundation/board/reporting, for the first three months of a project it should submit monthly board reports to the ASF...

alamb

Blog Post about graduating to a new top level project

2

Part of https://github.com/apache/arrow-datafusion/issues/9691 ### Is your feature request related to a problem or challenge? Now that DataFusion is its own top level apache project https://github.com/apache/arrow-datafusion/issues/9691#issuecomment-2063690461 we should tell people about...

alamb

Adding complex expressions projections for Subquery

11

## Which issue does this PR close? Closes #9576 ## Rationale for this change ## What changes are included in this PR? Added a top-down-top tree-node traverse in all plan,...

Lordworms

Deprecate builtin first/last aggregate function and use UDAF

2

## Which issue does this PR close? Part of #8708 Closes #9957 #10062 ## Rationale for this change ## What changes are included in this PR? Additionally, check the signature...

jayzhan211