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stack wrong makeunique suggestion

feature

Status: Closed (completed).

#3487 In JuliaData/DataFrames.jl;

· by sylvaticus was closed on Mar 17, 2026

invalid index with SubDataFrame and copycols = false

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

Status: Closed (completed).

#3515 In JuliaData/DataFrames.jl;

· by jkrumbiegel was closed on Feb 22, 2026

Reject transformations on SubDataFrame with copycols=false

bug

Status: Merged (completed).

JuliaData/DataFrames.jlnumber 3522

#3522 In JuliaData/DataFrames.jl;

· by arkgupta17 was closed on Feb 22, 2026

Update test/io.jl

ecosystemIssues in DataFrames.jl ecosystemIssues in DataFrames.jl ecosystem

Status: Merged (completed).

JuliaData/DataFrames.jlnumber 3529

#3529 In JuliaData/DataFrames.jl;

· by bkamins was closed on Apr 6, 2026

Multi-threading hangs combine on Julia nightly

bug

multithreading

Status: Closed (completed).

#3275 In JuliaData/DataFrames.jl;

· by bkamins was closed on Feb 3, 2023

Views of DataFrame design issue

bug

Status: Closed (completed).

#3272 In JuliaData/DataFrames.jl;

· by bkamins was closed on Jan 26, 2023

reshape comparisons?

doc

Status: Closed (completed).

#3476 In JuliaData/DataFrames.jl;

· by tdhock was closed on Nov 21, 2024

Variance in runtime reduction functions

performance

Status: Closed (completed).

#2956 In JuliaData/DataFrames.jl;

· by fieldofnodes was closed on Jan 6, 2022

Arrow Notation within Column Selection is Inconsistent

bug

Status: Closed (completed).

#2969 In JuliaData/DataFrames.jl;

· by HiramTheHero was closed on Dec 18, 2021

Locate the problem in disallowmissing error

feature

Status: Closed (completed).

#2965 In JuliaData/DataFrames.jl;

· by jtrakk was closed on Dec 18, 2021

use of map in ByRow

bug

Status: Closed (completed).

#2957 In JuliaData/DataFrames.jl;

· by bkamins was closed on Jan 19, 2022

Check CompatHelper setup

CI

Status: Closed (completed).

#3278 In JuliaData/DataFrames.jl;

· by bkamins was closed on Feb 4, 2023

When partitioned, partition might lose the missingness eltype (in Tables.schema)

feature

Status: Closed (completed).

#3298 In JuliaData/DataFrames.jl;

· by svilupp was closed on Apr 8, 2023

copying of columns in select! and transform!

bug

Status: Closed (completed).

#2978 In JuliaData/DataFrames.jl;

· by bkamins was closed on Jan 18, 2022

Column metadata anchored to wrong column after insertion of new colums

bug

Status: Closed (completed).

#3218 In JuliaData/DataFrames.jl;

· by mathieu17g was closed on Nov 12, 2022

ERROR: AssertionError: length(res) > 0

bug

Status: Closed (completed).

#3217 In JuliaData/DataFrames.jl;

· by ericphanson was closed on Nov 12, 2022

10 seconds to show(df) of size (120764, 22)

display

Status: Closed (completed).

#3202 In JuliaData/DataFrames.jl;

· by anandijain was closed on Oct 21, 2022

Flatten errors on empty dataframe

bug

Status: Closed (completed).

#3197 In JuliaData/DataFrames.jl;

· by ericphanson was closed on Oct 17, 2022

Filtering of eachrow(df) not working in 1.4.0

bug

Status: Closed (completed).

#3191 In JuliaData/DataFrames.jl;

· by dalum was closed on Oct 6, 2022

Bool columns are printed as 0/1 in HTML, but not in plain

bug

display

Status: Closed (completed).

#3265 In JuliaData/DataFrames.jl;

· by bkamins was closed on Jan 4, 2023

Lifecycle annotations

ecosystemIssues in DataFrames.jl ecosystemIssues in DataFrames.jl ecosystem

Status: Closed (completed).

#3259 In JuliaData/DataFrames.jl;

· by jariji was closed on Jan 6, 2023

Stack Overflow during type inference with large dataframes

ecosystemIssues in DataFrames.jl ecosystemIssues in DataFrames.jl ecosystem

Status: Not planned (skipped).

#3246 In JuliaData/DataFrames.jl;

· by etabegro was closed on Dec 12, 2022

improve performance of dropmissing

performance

Status: Closed (completed).

#3254 In JuliaData/DataFrames.jl;

· by bkamins was closed on Jan 27, 2023

LoadError: UndefVarError: metadatasupport not defined

question

Status: Closed (completed).

#3243 In JuliaData/DataFrames.jl;

· by dalejordan was closed on Dec 11, 2022

Improve combine documentation

doc

Status: Closed (completed).

#3214 In JuliaData/DataFrames.jl;

· by bkamins was closed on Nov 12, 2022