Merge branch 'dblessing-disable-tx-on-delete' into 'master'

Disable transactions for user foreign key migrations

See merge request gitlab-org/gitlab!29704

db/migrate/20200407171133_add_protected_tag_create_access_levels_user_id_foreign_key.rb

 # frozen_string_literal: true
 
 # rubocop: disable Migration/AddConcurrentForeignKey
+# rubocop: disable Migration/WithLockRetriesWithoutDdlTransaction
 class AddProtectedTagCreateAccessLevelsUserIdForeignKey < ActiveRecord::Migration[6.0]
   include Gitlab::Database::MigrationHelpers
 
   DOWNTIME = false
   CONSTRAINT_NAME = 'fk_protected_tag_create_access_levels_user_id'
 
+  disable_ddl_transaction!
+
   def up
     with_lock_retries do
       add_foreign_key(:protected_tag_create_access_levels, :users, on_delete: :cascade, validate: false, name: CONSTRAINT_NAME)

db/migrate/20200408154331_add_protected_branch_merge_access_levels_user_id_foreign_key.rb

 # frozen_string_literal: true
 
 # rubocop: disable Migration/AddConcurrentForeignKey
+# rubocop: disable Migration/WithLockRetriesWithoutDdlTransaction
 class AddProtectedBranchMergeAccessLevelsUserIdForeignKey < ActiveRecord::Migration[6.0]
   include Gitlab::Database::MigrationHelpers
 
   DOWNTIME = false
   CONSTRAINT_NAME = 'fk_protected_branch_merge_access_levels_user_id'
 
+  disable_ddl_transaction!
+
   def up
     with_lock_retries do
       add_foreign_key(:protected_branch_merge_access_levels, :users, on_delete: :cascade, validate: false, name: CONSTRAINT_NAME)

db/migrate/20200408154411_add_path_locks_user_id_foreign_key.rb

 # frozen_string_literal: true
 
 # rubocop: disable Migration/AddConcurrentForeignKey
+# rubocop: disable Migration/WithLockRetriesWithoutDdlTransaction
 class AddPathLocksUserIdForeignKey < ActiveRecord::Migration[6.0]
   include Gitlab::Database::MigrationHelpers
 
   DOWNTIME = false
   CONSTRAINT_NAME = 'fk_path_locks_user_id'
 
+  disable_ddl_transaction!
+
   def up
     with_lock_retries do
       add_foreign_key(:path_locks, :users, on_delete: :cascade, validate: false, name: CONSTRAINT_NAME)

db/migrate/20200408154455_add_protected_branch_push_access_levels_user_id_foreign_key.rb

 # frozen_string_literal: true
 
 # rubocop: disable Migration/AddConcurrentForeignKey
+# rubocop: disable Migration/WithLockRetriesWithoutDdlTransaction
 class AddProtectedBranchPushAccessLevelsUserIdForeignKey < ActiveRecord::Migration[6.0]
   include Gitlab::Database::MigrationHelpers
 
   DOWNTIME = false
   CONSTRAINT_NAME = 'fk_protected_branch_push_access_levels_user_id'
 
+  disable_ddl_transaction!
+
   def up
     with_lock_retries do
       add_foreign_key(:protected_branch_push_access_levels, :users, on_delete: :cascade, validate: false, name: CONSTRAINT_NAME)

db/migrate/20200408154604_add_u2f_registrations_user_id_foreign_key.rb

 # frozen_string_literal: true
 
 # rubocop: disable Migration/AddConcurrentForeignKey
+# rubocop: disable Migration/WithLockRetriesWithoutDdlTransaction
 class AddU2fRegistrationsUserIdForeignKey < ActiveRecord::Migration[6.0]
   include Gitlab::Database::MigrationHelpers
 
   DOWNTIME = false
   CONSTRAINT_NAME = 'fk_u2f_registrations_user_id'
 
+  disable_ddl_transaction!
+
   def up
     with_lock_retries do
       add_foreign_key(:u2f_registrations, :users, on_delete: :cascade, validate: false, name: CONSTRAINT_NAME)