Clean up schema for table ci_variables
From https://gitlab.com/gitlab-com/infrastructure/issues/1709 (private to GitLab employees):
- Missing constraint: key NOT NULL
-
db/schema.rb
contains a NOT NULL, perhaps GitLab.com is missing this?
-
- Missing constraint: project_id NOT NULL
-
db/schema.rb
contains a NOT NULL constraint, perhaps only GitLab.com is missing this?
-
- Missing FK: project_id -> projects (52 entries violate this rule)
Edited by Yorick Peterse