Inherit from ApplicationRecord instead of ActiveRecord::Base

app/models/error_tracking/project_error_tracking_setting.rb

 # frozen_string_literal: true
 module ErrorTracking
-  class ProjectErrorTrackingSetting < ActiveRecord::Base
+  class ProjectErrorTrackingSetting < ApplicationRecord
     include Gitlab::Utils::StrongMemoize
     include ReactiveCaching

app/models/event.rb

 # frozen_string_literal: true
-class Event < ActiveRecord::Base
+class Event < ApplicationRecord
   include Sortable
   include IgnorableColumn
   include FromUnion

app/models/fork_network.rb

 # frozen_string_literal: true
-class ForkNetwork < ActiveRecord::Base
+class ForkNetwork < ApplicationRecord
   belongs_to :root_project, class_name: 'Project'
   has_many :fork_network_members
   has_many :projects, through: :fork_network_members

app/models/fork_network_member.rb

 # frozen_string_literal: true
-class ForkNetworkMember < ActiveRecord::Base
+class ForkNetworkMember < ApplicationRecord
   belongs_to :fork_network
   belongs_to :project
   belongs_to :forked_from_project, class_name: 'Project'

app/models/gpg_key.rb

 # frozen_string_literal: true
-class GpgKey < ActiveRecord::Base
+class GpgKey < ApplicationRecord
   KEY_PREFIX = '-----BEGIN PGP PUBLIC KEY BLOCK-----'.freeze
   KEY_SUFFIX = '-----END PGP PUBLIC KEY BLOCK-----'.freeze

app/models/gpg_key_subkey.rb

 # frozen_string_literal: true
-class GpgKeySubkey < ActiveRecord::Base
+class GpgKeySubkey < ApplicationRecord
   include ShaAttribute
   sha_attribute :keyid

app/models/group_custom_attribute.rb

 # frozen_string_literal: true
-class GroupCustomAttribute < ActiveRecord::Base
+class GroupCustomAttribute < ApplicationRecord
   belongs_to :group
   validates :group, :key, :value, presence: true

app/models/hooks/web_hook.rb

 # frozen_string_literal: true
-class WebHook < ActiveRecord::Base
+class WebHook < ApplicationRecord
   include Sortable
   attr_encrypted :token,

app/models/hooks/web_hook_log.rb

 # frozen_string_literal: true
-class WebHookLog < ActiveRecord::Base
+class WebHookLog < ApplicationRecord
   belongs_to :web_hook
   serialize :request_headers, Hash # rubocop:disable Cop/ActiveRecordSerialize

app/models/identity.rb

 # frozen_string_literal: true
-class Identity < ActiveRecord::Base
+class Identity < ApplicationRecord
   include Sortable
   include CaseSensitivity

app/models/identity/uniqueness_scopes.rb

 # frozen_string_literal: true
-class Identity < ActiveRecord::Base
+class Identity < ApplicationRecord
   # This module and method are defined in a separate file to allow EE to
   # redefine the `scopes` method before it is used in the `Identity` model.
   module UniquenessScopes

app/models/import_export_upload.rb

 # frozen_string_literal: true
-class ImportExportUpload < ActiveRecord::Base
+class ImportExportUpload < ApplicationRecord
   include WithUploads
   include ObjectStorage::BackgroundMove

app/models/internal_id.rb

@@ -15,7 +15,7 @@
 # In order to leverage InternalId for other usages, the idea is to
 # * Add `usage` value to enum
 # * (Optionally) add columns to `internal_ids` if needed for scope.
-class InternalId < ActiveRecord::Base
+class InternalId < ApplicationRecord
   belongs_to :project
   belongs_to :namespace

app/models/issue.rb

@@ -2,7 +2,7 @@
 require 'carrierwave/orm/activerecord'
-class Issue < ActiveRecord::Base
+class Issue < ApplicationRecord
   include AtomicInternalId
   include IidRoutes
   include Issuable

app/models/issue/metrics.rb

 # frozen_string_literal: true
-class Issue::Metrics < ActiveRecord::Base
+class Issue::Metrics < ApplicationRecord
   belongs_to :issue
   def record!

app/models/issue_assignee.rb

 # frozen_string_literal: true
-class IssueAssignee < ActiveRecord::Base
+class IssueAssignee < ApplicationRecord
   belongs_to :issue
   belongs_to :assignee, class_name: "User", foreign_key: :user_id
 end

app/models/key.rb

@@ -2,7 +2,7 @@
 require 'digest/md5'
-class Key < ActiveRecord::Base
+class Key < ApplicationRecord
   include AfterCommitQueue
   include Sortable

app/models/label.rb

 # frozen_string_literal: true
-class Label < ActiveRecord::Base
+class Label < ApplicationRecord
   include CacheMarkdownField
   include Referable
   include Subscribable

app/models/label_link.rb

 # frozen_string_literal: true
-class LabelLink < ActiveRecord::Base
+class LabelLink < ApplicationRecord
   include Importable
   belongs_to :target, polymorphic: true, inverse_of: :label_links # rubocop:disable Cop/PolymorphicAssociations

app/models/label_priority.rb

 # frozen_string_literal: true
-class LabelPriority < ActiveRecord::Base
+class LabelPriority < ApplicationRecord
   belongs_to :project
   belongs_to :label