jakartaee / jakartaee/persistence
CriteriaBuilder countDistinct() should take multiple expressions
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- Dominant language
- Java
- Stars
- 268
- Forks
- 78
- Avg merge
- 1d 6h
- Merged PRs (30d)
- 13
Description
CriteriaBuilder
`Expression countDistinct(Expression x)`
It should take multiple expressions.
```
Expression countDistinct(Expression ... expressions)
Expression countDistinct(List> expressions)
```
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 with the CriteriaBuilder entry point and inspect the existing countDistinct(Expression x) API and its compatibility constraints. Confirm how multiple expressions should be represented using the proposed varargs and List signatures; done means the API supports both forms consistently.
Written by the indexing model from the issue text.
Assessment
- Tech stack
- java
- Domain
- api, databases
- Issue type
- Feature
- Difficulty
- 4/5
- Estimated time
- 3-5 days
- Activity status
- Stale
- Clarity
- Mostly clear
- Newbie friendliness
- 42/100