dataframe-0.1.0.0: CHANGELOG.md

# Revision history for dataframe

## 0.1.0.0 -- 2024-02-24

* Initial commit with small example

## 0.1.0.1 -- 2024-11-24

* Added a few more dataframe operations. Notably sum and filtering logic.
* Slightly better error messaging for wrong types
* Another example dataset + example program.

## 0.1.0.2 -- 2024-11-30

* Changed default string type to bytestring
* Add a single-column groupBy implementation
* Improved CSV IO to use mutable vectors and reduce allocations.
* Multi-column groupBy operation