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Add a validator for src => transform => dst

feature

Status: Open.

#2866 In JuliaData/DataFrames.jl;

· bkamins opened on Sep 8, 2021

Discussion regarding custom row-like outputs in <code>combine</code> and <code>transform</code>

breakingThe proposed change is breaking.The proposed change is breaking.

feature

non-breakingThe proposed change is not breakingThe proposed change is not breaking

Status: Open.

#2576 In JuliaData/DataFrames.jl;

· pdeffebach opened on Dec 9, 2020

<code>by</code> drops zero-length categorical groups

grouping

non-breakingThe proposed change is not breakingThe proposed change is not breaking

Status: Open.

#2106 In JuliaData/DataFrames.jl;

· dgkf opened on Feb 10, 2020

Return type of broadcast on GroupedDataFrame

grouping

non-breakingThe proposed change is not breakingThe proposed change is not breaking

Status: Open.

#1680 In JuliaData/DataFrames.jl;

· nalimilan opened on Jan 16, 2019

Rules for allowed return value in combine

breakingThe proposed change is breaking.The proposed change is breaking.

decision

Status: Open.

#2133 In JuliaData/DataFrames.jl;

· bkamins opened on Feb 28, 2020

filter and broadcasting for GroupedDataFrame

decision

grouping

non-breakingThe proposed change is not breakingThe proposed change is not breaking

Status: Open.

#2194 In JuliaData/DataFrames.jl;

· bkamins opened on Apr 16, 2020

split a df into parts

feature

non-breakingThe proposed change is not breakingThe proposed change is not breaking

Status: Open.

#2236 In JuliaData/DataFrames.jl;

· yakir12 opened on May 8, 2020

Add replace!(::AbstractDataFrame, cols, ...) method

decision

non-breakingThe proposed change is not breakingThe proposed change is not breaking

Status: Open.

#2257 In JuliaData/DataFrames.jl;

· CameronBieganek opened on May 14, 2020

Allow <code>transform(df, [:x1, AsTable(:x2, :x4)] =&gt; fun)</code>

decision

feature

Status: Open.

#2328 In JuliaData/DataFrames.jl;

· pdeffebach opened on Jul 24, 2020

Consider adding <code>viewsource</code> and <code>sourceindices</code> functions

decision

feature

non-breakingThe proposed change is not breakingThe proposed change is not breaking

Status: Open.

#2371 In JuliaData/DataFrames.jl;

· bkamins opened on Aug 16, 2020

Product of multiple aggregation functions and columns

feature

Status: Open.

#2419 In JuliaData/DataFrames.jl;

· tk3369 opened on Sep 8, 2020

Improve sort performance

non-breakingThe proposed change is not breakingThe proposed change is not breaking

performance

Status: Open.

#2455 In JuliaData/DataFrames.jl;

· xiaodaigh opened on Sep 26, 2020

Add vararg groupby

decision

feature

grouping

non-breakingThe proposed change is not breakingThe proposed change is not breaking

Status: Open.

#2458 In JuliaData/DataFrames.jl;

· CameronBieganek opened on Sep 29, 2020

Self documenting joins

feature

joins

non-breakingThe proposed change is not breakingThe proposed change is not breaking

Status: Open.

#2472 In JuliaData/DataFrames.jl;

· tk3369 opened on Oct 8, 2020

Consider allowing transformations in sort

feature

Status: Open.

#2489 In JuliaData/DataFrames.jl;

· bkamins opened on Oct 16, 2020

Error for name generation for multiple anonymous functions

feature

Status: Open.

#2492 In JuliaData/DataFrames.jl;

· pdeffebach opened on Oct 20, 2020

Automatic re-sizing with ByRow in combine

feature

Status: Open.

#2549 In JuliaData/DataFrames.jl;

· pdeffebach opened on Nov 18, 2020

Track duplicates in DataAPI.refpool issue

grouping

performance

Status: Open.

#2558 In JuliaData/DataFrames.jl;

· bkamins opened on Nov 22, 2020

Combining <code>pairs(::GroupDataFrame)</code>

decision

feature

grouping

Status: Open.

#2593 In JuliaData/DataFrames.jl;

· ararslan opened on Jan 6, 2021

describe(df, functions...) method

feature

non-breakingThe proposed change is not breakingThe proposed change is not breaking

Status: Open.

#2630 In JuliaData/DataFrames.jl;

· jtrakk opened on Feb 21, 2021

Expose <code>hcat!</code> to API

feature

Status: Open.

#2632 In JuliaData/DataFrames.jl;

· pdeffebach opened on Feb 24, 2021

Autogenerated suffixes can clash

feature

Status: Open.

#2638 In JuliaData/DataFrames.jl;

· knuesel opened on Mar 3, 2021

Sort on function of rows

feature

Status: Open.

#2304 In JuliaData/DataFrames.jl;

· jlumpe opened on Jun 26, 2020

Take advantage of sorted columns that you groupby by

grouping

performance

Status: Open.

#2658 In JuliaData/DataFrames.jl;

· bkamins opened on Mar 14, 2021

Use threading in groupby

grouping

performance

Status: Open.

#2659 In JuliaData/DataFrames.jl;

· bkamins opened on Mar 14, 2021