10 files changed, 13 insertions, 22 deletions
diff --git a/app/models/ci/pipeline_schedule.rb b/app/models/ci/pipeline_schedule.rb
index 10ead6b6d3b..b6abc3d7681 100644
--- a/app/models/ci/pipeline_schedule.rb
+++ b/app/models/ci/pipeline_schedule.rb
@@ -2,8 +2,9 @@ module Ci
   class PipelineSchedule < ActiveRecord::Base
     extend Gitlab::Ci::Model
     include Importable
+    include IgnorableColumn
 
-    acts_as_paranoid
+    ignore_column :deleted_at
 
     belongs_to :project
     belongs_to :owner, class_name: 'User'
diff --git a/app/models/ci/trigger.rb b/app/models/ci/trigger.rb
index b5290bcaf53..aa065e33739 100644
--- a/app/models/ci/trigger.rb
+++ b/app/models/ci/trigger.rb
@@ -1,8 +1,9 @@
 module Ci
   class Trigger < ActiveRecord::Base
     extend Gitlab::Ci::Model
+    include IgnorableColumn
 
-    acts_as_paranoid
+    ignore_column :deleted_at
 
     belongs_to :project
     belongs_to :owner, class_name: "User"
diff --git a/app/models/concerns/internal_id.rb b/app/models/concerns/internal_id.rb
index a3d0ac8d862..01079fb8bd6 100644
--- a/app/models/concerns/internal_id.rb
+++ b/app/models/concerns/internal_id.rb
@@ -10,7 +10,6 @@ module InternalId
     if iid.blank?
       parent = project || group
       records = parent.public_send(self.class.name.tableize) # rubocop:disable GitlabSecurity/PublicSend
-      records = records.with_deleted if self.paranoid?
       max_iid = records.maximum(:iid)
 
       self.iid = max_iid.to_i + 1
diff --git a/app/models/issue.rb b/app/models/issue.rb
index ad4a3c737ff..93628b456f2 100644
--- a/app/models/issue.rb
+++ b/app/models/issue.rb
@@ -12,7 +12,7 @@ class Issue < ActiveRecord::Base
   include ThrottledTouch
   include IgnorableColumn
 
-  ignore_column :assignee_id, :branch_name
+  ignore_column :assignee_id, :branch_name, :deleted_at
 
   DueDateStruct = Struct.new(:title, :name).freeze
   NoDueDate     = DueDateStruct.new('No Due Date', '0').freeze
@@ -78,8 +78,6 @@ class Issue < ActiveRecord::Base
     end
   end
 
-  acts_as_paranoid
-
   class << self
     alias_method :in_parents, :in_projects
   end
diff --git a/app/models/merge_request.rb b/app/models/merge_request.rb
index ef58816937c..8fdeddf1ed1 100644
--- a/app/models/merge_request.rb
+++ b/app/models/merge_request.rb
@@ -11,7 +11,8 @@ class MergeRequest < ActiveRecord::Base
   include Gitlab::Utils::StrongMemoize
 
   ignore_column :locked_at,
-                :ref_fetched
+                :ref_fetched,
+                :deleted_at
 
   belongs_to :target_project, class_name: "Project"
   belongs_to :source_project, class_name: "Project"
@@ -150,8 +151,6 @@ class MergeRequest < ActiveRecord::Base
 
   after_save :keep_around_commit
 
-  acts_as_paranoid
-
   def self.reference_prefix
     '!'
   end
diff --git a/app/models/namespace.rb b/app/models/namespace.rb
index bdcc9159d26..37a7417cafc 100644
--- a/app/models/namespace.rb
+++ b/app/models/namespace.rb
@@ -1,6 +1,4 @@
 class Namespace < ActiveRecord::Base
-  acts_as_paranoid without_default_scope: true
-
   include CacheMarkdownField
   include Sortable
   include Gitlab::ShellAdapter
@@ -10,6 +8,9 @@ class Namespace < ActiveRecord::Base
   include AfterCommitQueue
   include Storage::LegacyNamespace
   include Gitlab::SQL::Pattern
+  include IgnorableColumn
+
+  ignore_column :deleted_at
 
   # Prevent users from creating unreasonably deep level of nesting.
   # The number 20 was taken based on maximum nesting level of
@@ -221,12 +222,6 @@ class Namespace < ActiveRecord::Base
     has_parent?
   end
 
-  def soft_delete_without_removing_associations
-    # We can't use paranoia's `#destroy` since this will hard-delete projects.
-    # Project uses `pending_delete` instead of the acts_as_paranoia gem.
-    self.deleted_at = Time.now
-  end
-
   private
 
   def refresh_access_of_projects_invited_groups
diff --git a/app/serializers/issue_entity.rb b/app/serializers/issue_entity.rb
index 0bdd4d7a272..b5e2334b6e3 100644
--- a/app/serializers/issue_entity.rb
+++ b/app/serializers/issue_entity.rb
@@ -6,7 +6,6 @@ class IssueEntity < IssuableEntity
   expose :updated_by_id
   expose :created_at
   expose :updated_at
-  expose :deleted_at
   expose :milestone, using: API::Entities::Milestone
   expose :labels, using: LabelEntity
   expose :lock_version
diff --git a/app/services/groups/destroy_service.rb b/app/services/groups/destroy_service.rb
index e3f9d9ee95d..58e88688dfa 100644
--- a/app/services/groups/destroy_service.rb
+++ b/app/services/groups/destroy_service.rb
@@ -1,7 +1,6 @@
 module Groups
   class DestroyService < Groups::BaseService
     def async_execute
-      group.soft_delete_without_removing_associations
       job_id = GroupDestroyWorker.perform_async(group.id, current_user.id)
       Rails.logger.info("User #{current_user.id} scheduled a deletion of group ID #{group.id} with job ID #{job_id}")
     end
@@ -23,7 +22,7 @@ module Groups
 
       group.chat_team&.remove_mattermost_team(current_user)
 
-      group.really_destroy!
+      group.destroy
     end
   end
 end
diff --git a/app/services/users/destroy_service.rb b/app/services/users/destroy_service.rb
index 00db8a2c434..b71002433d6 100644
--- a/app/services/users/destroy_service.rb
+++ b/app/services/users/destroy_service.rb
@@ -53,7 +53,7 @@ module Users
 
       # Destroy the namespace after destroying the user since certain methods may depend on the namespace existing
       user_data = user.destroy
-      namespace.really_destroy!
+      namespace.destroy
 
       user_data
     end
diff --git a/app/workers/group_destroy_worker.rb b/app/workers/group_destroy_worker.rb
index f577b310b20..509bd09dc2e 100644
--- a/app/workers/group_destroy_worker.rb
+++ b/app/workers/group_destroy_worker.rb
@@ -4,7 +4,7 @@ class GroupDestroyWorker
 
   def perform(group_id, user_id)
     begin
-      group = Group.with_deleted.find(group_id)
+      group = Group.find(group_id)
     rescue ActiveRecord::RecordNotFound
       return
     end