JuliaData/Tables.jl

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An interface for tables in Julia

Is JuliaData/Tables.jl beginner-friendly?

We have not seen enough recent pull requests from outside contributors to JuliaData/Tables.jl to say how often they are merged. No beginner-friendly issue is open right now; the list below has the other issues we hold for it.

Stars: 321
Forks: 54
Open beginner issues: 0
Indexed issues: 24

Dominant language: Julia
License: MIT
Last GitHub push: Oct 27, 2026
Latest indexed: Sep 18, 2026
Contributing guide: No contributing guide
Code of conduct: No code of conduct
Beginner labels: help wanted
PR merge metrics: No merged PRs in 30d

How to contribute to JuliaData/Tables.jl

There is no contributing guide, so start from the README and a few recently merged pull requests to see how changes are proposed.
Your contributions will be published under the project's MIT license.
Follow the repository to hear when a new beginner-friendly issue opens, or look through the other issues below.

Beginner friendly Everything

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Issues somebody may already be working on are listed last. List everything by date

Improve Tables.istable by adding Tables.astable
Open
- Is something wrong?
Difficulty 5/5 Over a week Newbie friendliness 25/100

JuliaData/Tables.jl#348 · 6 comments · 2 reactions · Opened Oct 9, 2023
`Tables.columnnames(Z)` after `Z = Tables.rowtable(X)` or `Z = Tables.dictrowtable(X)` does not return proper column names
Open
- Is something wrong?
Difficulty 3/5 1-2 days Newbie friendliness 45/100

JuliaData/Tables.jl#338 · 4 comments · Opened Jul 15, 2023
Request for better integration with MLUtils.jl
Open
- Is something wrong?
Difficulty 4/5 3-5 days Newbie friendliness 35/100

JuliaData/Tables.jl#330 · 7 comments · Opened Apr 4, 2023
RFC: allow column access by `AbstractString`
Open
- Is something wrong?
Difficulty 5/5 Over a week Newbie friendliness 30/100

JuliaData/Tables.jl#328 · Opened Feb 22, 2023
Calling `Tables.istable` is too slow if it's not actually a table
Open
- Is something wrong?
Difficulty 4/5 3-5 days Newbie friendliness 25/100

JuliaData/Tables.jl#322 · 1 comment · Opened Jan 22, 2023
convenience constructors for Tables.Schema
Open
- Is something wrong?
Difficulty 5/5 Over a week Newbie friendliness 25/100

JuliaData/Tables.jl#314 · 1 comment · 2 reactions · Opened Oct 26, 2022
istable of a Matrix of Named tuples is true - I think it should be false.
Open
- Is something wrong?
Difficulty 3/5 1-2 days Newbie friendliness 35/100

JuliaData/Tables.jl#302 · 1 comment · Opened Sep 20, 2022
Might Tables.jl be a new Home for `StatsPlots.@df` ?
Open
- Is something wrong?
Difficulty 5/5 Over a week Newbie friendliness 25/100

JuliaData/Tables.jl#287 · 32 comments · Opened Aug 23, 2022
`materializer` for matrix tables
Open
- Is something wrong?
Difficulty 5/5 Over a week Newbie friendliness 35/100

JuliaData/Tables.jl#281 · 6 comments · Opened May 3, 2022
Switch to effects system from `@pure` on 1.9?
Open
- Is something wrong?
Difficulty 3/5 1-2 days Newbie friendliness 30/100

JuliaData/Tables.jl#280 · Opened Apr 12, 2022
Tables that are tuples
Open
- Is something wrong?
Difficulty 5/5 Over a week Newbie friendliness 20/100

JuliaData/Tables.jl#276 · 10 comments · Opened Mar 3, 2022
Add opt-in `Tables.isrow` trait (similar to `istable`)?
Open
- Is something wrong?
Difficulty 4/5 3-5 days Newbie friendliness 35/100

JuliaData/Tables.jl#272 · 3 comments · 1 reaction · Opened Jan 26, 2022
Tables.materializer with structure type arguments
Open
- Is something wrong?
Difficulty 5/5 Over a week Newbie friendliness 25/100

JuliaData/Tables.jl#246 · 3 comments · Opened Aug 3, 2021
Make a clear specification how #undef should be handled in Tables.jl
Open
- Is something wrong?
Difficulty 5/5 Over a week Newbie friendliness 25/100

JuliaData/Tables.jl#186 · 8 comments · 3 reactions · Opened Aug 3, 2020
Is `NamedTuple[(a=1,), (b=1,)]` a table?
Open
- Is something wrong?
help wanted

Difficulty 3/5 1-2 days Newbie friendliness 35/100

JuliaData/Tables.jl#150 · 6 comments · Opened Feb 13, 2020
Column-oriented counterpart API of namedtupleiterator?
Open
- Is something wrong?
Difficulty 5/5 Over a week Newbie friendliness 35/100

JuliaData/Tables.jl#149 · 1 comment · Opened Feb 13, 2020
Testing `else` part of `if @generated`?
Open
- Is something wrong?
Difficulty 5/5 Over a week Newbie friendliness 25/100

JuliaData/Tables.jl#144 · Opened Feb 9, 2020
Partially typed row iterator?
Open
- Is something wrong?
Difficulty 5/5 Over a week Newbie friendliness 30/100

JuliaData/Tables.jl#137 · 5 comments · Opened Feb 8, 2020
Decoupling interface versioning and Tables.jl API versioning?
Open
- Is something wrong?
Difficulty 5/5 Over a week Newbie friendliness 25/100

JuliaData/Tables.jl#133 · 5 comments · Opened Feb 5, 2020
Better support for in-place operations on tables
Open
- Is something wrong?
Difficulty 5/5 Over a week Newbie friendliness 25/100

JuliaData/Tables.jl#116 · 12 comments · 1 reaction · Opened Aug 1, 2019
Creating a DataFrame from Dicts can lead to missing columns in the DataFrame or an error depending on the order of the data
Possibly taken @quinnj claimed this 25 days ago. Open
- Is something wrong?
Difficulty 3/5 1-2 days Newbie friendliness 45/100

JuliaData/Tables.jl#367 · 1 comment · Opened Mar 29, 2025

JuliaData/Tables.jl

Is JuliaData/Tables.jl beginner-friendly?

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