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@eitsupi
eitsupi committed Nov 17, 2024
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### Breaking changes

- Updated Rust Polars to 0.44.2 (#1271).
- `$reshape()`'s `nested_type` argument is removed.
- `$approx_n_unique()` no longer works on Categorical type.
- `<Series>$compare()` is removed. (#1272)

### Deprecations
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## Polars R Package 0.20.0

- Updated rust-polars to 0.43.1 (#1230).
- Updated Rust Polars to 0.43.1 (#1230).

### Breaking changes

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### Breaking changes

- Updated rust-polars to unreleased 2024-08-20, after 0.42.0 (#1183).
- Updated Rust Polars to unreleased 2024-08-20, after 0.42.0 (#1183).
- `$describe_plan()` and `$describe_optimized_plan()` are removed. Use
respectively `$explain(optimized = FALSE)` and `$explain()` instead (#1182).
- The parameter `inherit_optimization` is removed from all functions that had it
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### Breaking changes

- Updated rust-polars to 0.41.3 (#1147, #1156).
- Updated Rust Polars to 0.41.3 (#1147, #1156).
- In `$n_chunks()`, the default value of `strategy` now is `"first"` (#1137).
- `$sample()` for Expr and DataFrame (#1136):
- the argument `frac` is renamed `fraction`;
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### Breaking changes

- Updated rust-polars to unreleased version (> 0.40.0) (#1104, #1110, #1117, #1124):
- Updated Rust Polars to unreleased version (> 0.40.0) (#1104, #1110, #1117, #1124):
- In `$join()`, there is a new argument `coalesce` and the `how` options now
accept `"full"` instead of `"outer"` and `"outer_coalesce"`.
- `$top_k()` and `$bottom_k()` gain three arguments `nulls_last`,
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## Polars R Package 0.16.1

This is a small hot-fix release to update dependent Rust polars to 0.39.1 (#1042).
This is a small hot-fix release to update dependent Rust Polars to 0.39.1 (#1042).

Also, there are some updates.

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### Breaking changes

- Rust polars is updated to 0.39.0 (#937, #1034).
- Rust Polars is updated to 0.39.0 (#937, #1034).
- R objects inside an R list are now converted to Polars data types via
`as_polars_series()` (#1021, #1022, #1023). For example, up to polars 0.15.1,
a list containing a data.frame with a column of `{clock}` naive-time class
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### New features
- rust-polars is updated to 0.38.2 (#907).
- Rust Polars is updated to 0.38.2 (#907).
- Minimum supported Rust version (MSRV) is now 1.76.0.
- `as_polars_df(<nanoarrow_array>)` is added (#893).
- It is now possible to create an empty `DataFrame` with a specific schema
Expand All @@ -551,9 +554,9 @@ Also, there are some updates.
## Polars R Package 0.15.0
### Breaking changes due to Rust-polars update
### Breaking changes due to Rust Polars update
- rust-polars is updated to 0.38.1 (#865, #872).
- Rust Polars is updated to 0.38.1 (#865, #872).
- in `$pivot()`, arguments `aggregate_function`, `maintain_order`,
`sort_columns` and `separator` must be named. Values that are passed
by position are ignored.
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## Polars R Package 0.14.0
### Breaking changes due to Rust-polars update
### Breaking changes due to Rust Polars update
- rust-polars is updated to 0.37.0 (#776).
- Rust Polars is updated to 0.37.0 (#776).
- Minimum supported Rust version (MSRV) is now 1.74.1.
- `$with_row_count()` for `DataFrame` and `LazyFrame` is deprecated and
will be removed in 0.15.0. It is replaced by `$with_row_index()`.
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- `pl$polars_info()` is moved to `polars_info()`. `pl$polars_info()` is deprecated
and will be removed in 0.13.0 (#662).

### Rust-polars update
### Rust Polars update

- rust-polars is updated to 0.36.2 (#659). Most of the changes from 0.35.x to 0.36.2
- Rust Polars is updated to 0.36.2 (#659). Most of the changes from 0.35.x to 0.36.2
were covered in R polars 0.12.0.
The main change is that `pl$Utf8` is replaced by `pl$String`.
`pl$Utf8` is an alias and will keep working, but `pl$String` is now preferred
Expand All @@ -927,9 +930,9 @@ a large amount of documentation improvements.

## Polars R Package 0.12.0

### BREAKING CHANGES DUE TO RUST-POLARS UPDATE
### BREAKING CHANGES DUE TO Rust Polars UPDATE

- rust-polars is updated to 2023-12-25 unreleased version (#601, #622).
- Rust Polars is updated to 2023-12-25 unreleased version (#601, #622).
This is the same version of Python Polars package 0.20.2, so please check
the [upgrade guide](https://pola-rs.github.io/polars/releases/upgrade/0.20/) for details too.
- `pl$scan_csv()` and `pl$read_csv()`'s `comment_char` argument is renamed `comment_prefix`.
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## Polars R Package 0.11.0
### BREAKING CHANGES DUE TO RUST-POLARS UPDATE
### BREAKING CHANGES DUE TO Rust Polars UPDATE
- rust-polars is updated to 0.35.0 (2023-11-17) (#515)
- Rust Polars is updated to 0.35.0 (2023-11-17) (#515)
- changes in `$write_csv()` and `sink_csv()`: `has_header` is renamed
`include_header` and there's a new argument `include_bom`.
- `pl$cov()` gains a `ddof` argument.
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## Polars R Package 0.10.0

### BREAKING CHANGES DUE TO RUST-POLARS UPDATE
### BREAKING CHANGES DUE TO Rust Polars UPDATE

- rust-polars is updated to 2023-10-25 unreleased version (#442)
- Rust Polars is updated to 2023-10-25 unreleased version (#442)
- Minimum supported Rust version (MSRV) is now 1.73.
- New subnamespace `"name"` that contains methods `$prefix()`, `$suffix()`
`keep()` (renamed from `keep_name()`) and `map()` (renamed from `map_alias()`).
Expand Down Expand Up @@ -1109,9 +1112,9 @@ a large amount of documentation improvements.

## Polars R Package 0.9.0

### BREAKING CHANGES DUE TO RUST-POLARS UPDATE
### BREAKING CHANGES DUE TO Rust Polars UPDATE

- rust-polars is updated to 0.33.2 (#417)
- Rust Polars is updated to 0.33.2 (#417)
- In all date-time related methods, the argument `use_earliest` is replaced by `ambiguous`.
- In `$sample()` and `$shuffle()`, the argument `fixed_seed` is removed.
- In `$value_counts()`, the arguments `multithreaded` and `sort`
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- Using `$is_in()` with `NA` on both sides now returns `NA` and not `TRUE` anymore.
- Argument `pattern` of `$str$count_matches()` can now use expressions.
- Needs Rust toolchain `nightly-2023-08-26` for to build with full features.
- Rename R functions to match rust-polars
- Rename R functions to match Rust Polars
- `$str$count_match()` -> `$str$count_matches()` (#417)
- `$str$strip()` -> `$str$strip_chars()` (#417)
- `$str$lstrip()` -> `$str$strip_chars_start()` (#417)
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## Polars R Package 0.8.0

### BREAKING CHANGES DUE TO RUST-POLARS UPDATE
### BREAKING CHANGES DUE TO Rust Polars UPDATE

rust-polars was updated to 0.32.0, which comes with many breaking changes and new
Rust Polars was updated to 0.32.0, which comes with many breaking changes and new
features. Unrelated breaking changes and new features are put in separate sections
(#334):

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will trigger something like `Cargo build --features "full_features"` which is not exactly the same
as `Cargo build --all-features`. Some dev features are not included in "full_features" (#311).
- Fix bug to allow using polars without library(polars) (#355).
- New methods `<LazyFrame>$optimization_toggle()` + `$profile()` and enable rust-polars feature
- New methods `<LazyFrame>$optimization_toggle()` + `$profile()` and enable Rust Polars feature
CSE: "Activate common subplan elimination optimization" (#323)
- Named expression e.g. `pl$select(newname = pl$lit(2))` are no longer experimental
and allowed as default (#357).
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can define a custom way to convert their format to Polars format. This generic
must return a Polars series. See #368 for an example (#369).
- Private API Support for Arrow Stream import/export of DataFrame between two R packages that uses
rust-polars. [See R package example here](https://github.com/rpolars/extendrpolarsexamples)
Rust Polars. [See R package example here](https://github.com/rpolars/extendrpolarsexamples)
(#326).

## Polars R Package 0.7.0
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- Replace the argument `reverse` by `descending` in all sorting functions. This
is for consistency with the upstream Polars (#291, #293).
- Bump rust-polars from 2023-04-20 unreleased version to version 0.30.0 released in 2023-05-30 (#289).
- Bump Rust Polars from 2023-04-20 unreleased version to version 0.30.0 released in 2023-05-30 (#289).
- Rename `concat_lst` to `concat_list`.
- Rename `$str$explode` to `$str$str_explode`.
- Remove `tz_aware` and `utc` arguments from `str_parse`.
Expand All @@ -1299,7 +1302,7 @@ features. Unrelated breaking changes and new features are put in separate sectio
- Fix memory leak on error bug. Fix printing of `%` bug. Prepare for renaming of polars classes (#252).
- Add helpful reference landing page at `polars.github.io/reference_home` (#223, #264).
- Supports Rust 1.65 (#262, #280)
- rust-polars' `simd` feature is now disabled by default. To enable it, set the environment variable
- Rust Polars' `simd` feature is now disabled by default. To enable it, set the environment variable
`RPOLARS_ALL_FEATURES` to `true` when build r-polars (#262).
- `opt-level` of `argminmax` is now set to `1` in the `release` profile to support Rust < 1.66.
The profile can be changed by setting the environment variable `RPOLARS_PROFILE` (when set to `release-optimized`,
Expand Down Expand Up @@ -1332,7 +1335,7 @@ features. Unrelated breaking changes and new features are put in separate sectio

### BREAKING CHANGES

- Bump rust-polars from 2023-02-17 unreleased version to 2023-04-20 unreleased version. (#183)
- Bump Rust Polars from 2023-02-17 unreleased version to 2023-04-20 unreleased version. (#183)
- `top_k`'s `reverse` option is removed. Use the new `bottom_k` method instead.
- The name of the `fmt` argument of some methods (e.g. `parse_date`) has been changed to `format`.
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