diff --git a/README.md b/README.md index 38937b045..9e6dacffb 100644 --- a/README.md +++ b/README.md @@ -1,64 +1,7 @@ Dask Expressions ================ -Dask DataFrames with query optimization. +The Implementation is now the default and only backend for Dask DataFrames and was +moved to https://github.com/dask/dask. -This is a rewrite of Dask DataFrame that includes query -optimization and generally improved organization. - -More in our blog posts: -- [Dask Expressions overview](https://blog.dask.org/2023/08/25/dask-expr-introduction) -- [TPC-H benchmark results vs. Dask DataFrame](https://docs.coiled.io/blog/tpch.html) - -Example -------- - -```python -import dask_expr as dx - -df = dx.datasets.timeseries() -df.head() - -df.groupby("name").x.mean().compute() -``` - -Query Representation --------------------- - -Dask-expr encodes user code in an expression tree: - -```python ->>> df.x.mean().pprint() - -Mean: - Projection: columns='x' - Timeseries: seed=1896674884 -``` - -This expression tree will be optimized and modified before execution: - -```python ->>> df.x.mean().optimize().pprint() - -Div: - Sum: - Fused(375f9): - | Projection: columns='x' - | Timeseries: dtypes={'x': } seed=1896674884 - Count: - Fused(375f9): - | Projection: columns='x' - | Timeseries: dtypes={'x': } seed=1896674884 -``` - -Stability ---------- - -This is the default backend for dask.DataFrame since version 2024.3.0. - -API Coverage ------------- - -Dask-Expr covers almost everything of the Dask DataFrame API. The only missing features are: - -- named GroupBy Aggregations +This repository is no longer maintained.