queryverse / queryverse/Query.jl
Consider adding macro `@crossjoin` as in DataFrames.jl ?
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- Dominant language
- Julia
- Stars
- 403
- Forks
- 48
- Avg merge
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- Merged PRs (30d)
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Description
Is it possible to add a crossjoin functionality as defined in DataFrames.jl?
The output of
crossjoinis the cartesian product of rows from all passed data frames.
Contributor guide
First steps
- Read the whole issue, then the project's contributing guide.
- Comment on the issue to say you are picking it up — it saves two people doing the same work.
- Fork the repository and make your change on a branch.
- Open a pull request that references the issue number.
Research direction
Start by reading the DataFrames.jl DataAPI.crossjoin definition and reviewing Query.jl's existing macro APIs. Determine how a Cartesian product of rows should fit Query.jl and what @crossjoin interface is appropriate. Done means the functionality is implemented with coverage for the stated crossjoin behavior.
Written by the indexing model from the issue text.
Assessment
- Tech stack
- julia
- Domain
- data
- Issue type
- Feature
- Difficulty
- 4/5
- Estimated time
- 3-5 days
- Activity status
- Stale
- Clarity
- Mostly clear
- Newbie friendliness
- 35/100