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oss-health-metrics:metrics:contributor-breadth [2017/04/21 17:35] abuhman |
oss-health-metrics:metrics:contributor-breadth [2017/10/06 20:53] (current) GeorgLink fixed link |
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====== Contributor Breadth ====== | ====== Contributor Breadth ====== | ||
- | ===== 1. Acronym ===== | ||
- | + | Page permanently moved to | |
- | ===== 2. Alternate Names ===== | + | https://github.com/chaoss/metrics/blob/master/activity-metrics/contributor-breadth.md |
- | + | ||
- | + | ||
- | ===== 3. Classification ===== | + | |
- | Community Health | + | |
- | + | ||
- | ===== 4. Description ===== | + | |
- | Contributor breadth is the ratio of non-core committers to core committers. This metric indicates how open a community is to contributions from outsiders. Drive-by committers (also known as one-time committers) do not build rapport with core committers but their contributions might be accepted based on their quality. | + | |
- | + | ||
- | In the below queries, non-core committers are defined as committers who do not have commit rights. | + | |
- | + | ||
- | ==== Pseudo Code ==== | + | |
- | + | ||
- | ==== Visualization ==== | + | |
- | + | ||
- | + | ||
- | ==== Interpretation ==== | + | |
- | + | ||
- | ===== 5. Example Implementation ===== | + | |
- | ==== Commits from project members vs non-members ==== | + | |
- | Project members have commit rights for the repo. | + | |
- | + | ||
- | === Number of Commits from Project Members === | + | |
- | + | ||
- | select count(commits.id) as num_member_commits, projects.name as project_name, projects.url as url | + | |
- | from | + | |
- | commits | + | |
- | join projects on projects.id = commits.project_id | + | |
- | join users on commits.author_id = users.id | + | |
- | join project_members on project_members.repo_id = projects.id | + | |
- | where project_members.user_id = commits.author_id | + | |
- | group by projects.id | + | |
- | + | ||
- | === Number of Commits from non project members=== | + | |
- | + | ||
- | select count(commits.id) as num_commits, projects.name as project_name, projects.url as url | + | |
- | from | + | |
- | commits | + | |
- | join projects on commits.project_id = projects.id | + | |
- | join users on users.id = commits.author_id | + | |
- | where (projects.id, users.id) not in | + | |
- | (select repo_id, user_id from project_members) | + | |
- | group by projects.id | + | |
- | + | ||
- | + | ||
- | ===== 6. Data Exchange Format ===== | + | |
- | + | ||
- | ===== 7. Known Implementations ===== | + | |
- | + | ||
- | + | ||
- | ===== 8. References to Academic Literature ===== | + | |
- | + | ||
- | ===== 9. Internet References ===== | + | |
- | + | ||
- | + | ||
- | ===== 10. Contributors ===== | + | |
- | Anna Buhman | + |