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-rw-r--r--db/migrate/20200226100634_requirements_add_author_fk.rb19
1 files changed, 19 insertions, 0 deletions
diff --git a/db/migrate/20200226100634_requirements_add_author_fk.rb b/db/migrate/20200226100634_requirements_add_author_fk.rb
new file mode 100644
index 00000000000..8e1a726bb76
--- /dev/null
+++ b/db/migrate/20200226100634_requirements_add_author_fk.rb
@@ -0,0 +1,19 @@
+# frozen_string_literal: true
+
+class RequirementsAddAuthorFk < ActiveRecord::Migration[6.0]
+ include Gitlab::Database::MigrationHelpers
+
+ DOWNTIME = false
+
+ def up
+ with_lock_retries do
+ add_foreign_key(:requirements, :users, column: :author_id, on_delete: :nullify) # rubocop: disable Migration/AddConcurrentForeignKey
+ end
+ end
+
+ def down
+ with_lock_retries do
+ remove_foreign_key(:requirements, column: :author_id)
+ end
+ end
+end