Drop deprecated column from projects table
What does this MR do?
Drops the merge_requests_require_code_owner_approval
column from the projects table. Data in this column has previously been migrated (!15862 (merged)) to individual ProtectedBranches records. This migration is data-destructive, and can not be reversed.
Closes #14770 (closed) Related to #13251 (closed)
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Database checklist
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Conforms to the database guides
When adding migrations:
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Updated db/schema.rb
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Added a down
method so the migration can be reverted -
Added the output of the migration(s) to the MR body -
Added tests for the migration in spec/migrations
if necessary (e.g. when migrating data) -
Added rollback procedure. Include either a rollback procedure or description how to rollback changes
When removing columns, tables, indexes or other structures:
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Removed these in a post-deployment migration -
Made sure the application no longer uses (or ignores) these structures