spring-projects / spring-projects/spring-data-relational

Support @MappedCollection map key is embedded

Open
#2,054 5 comments 2 reactions 0 assignees View on GitHub

Nobody has claimed this yet.

type: enhancement
Dominant language
Java
Stars
827
Forks
394
PR merge metrics
No merged PRs in 30d

Description

This is a relevant feature of composite ID.

The key of the Map type should be the composite id (embedded) when the subentity collection references the aggregate root with the composite id.

Contributor guide

Open the contributing guide

First steps

  1. Read the whole issue, then the project's contributing guide.
  2. Comment on the issue to say you are picking it up — it saves two people doing the same work.
  3. Fork the repository and make your change on a branch.
  4. Open a pull request that references the issue number.

Research direction

The issue names no files, tests, or entry points. Start by clarifying the expected behavior for an embedded composite-id map key, then locate the relevant mapping implementation and tests before defining what coverage would demonstrate that the feature is complete.

Written by the indexing model from the issue text.

Assessment

Tech stack
java, spring
Domain
backend, database
Issue type
Feature
Difficulty
4/5
Estimated time
3-5 days
Activity status
Stale
Clarity
Needs clarification
Newbie friendliness
30/100

Get new issues in your inbox

A short digest of beginner-friendly GitHub issues.