---
title: Remove duplicated variables with the same key for projects. Add environment_scope
  column to variables and add unique constraint to make sure that no variables could
  be created with the same key within a project
merge_request: 12363
author:

---
title: Rename duplicated variables with the same key for projects. Add environment_scope
  column to variables and add unique constraint to make sure that no variables could
  be created with the same key within a project
merge_request: 12363
author:

Update changelog entry to reflect that we're renaming
Update changelog entry to reflect that we're renaming
