1 files changed, 0 insertions, 29 deletions
diff --git a/db/post_migrate/20200128132510_add_temporary_index_for_notes_with_mentions.rb b/db/post_migrate/20200128132510_add_temporary_index_for_notes_with_mentions.rb
deleted file mode 100644
index bd55485f871..00000000000
--- a/db/post_migrate/20200128132510_add_temporary_index_for_notes_with_mentions.rb
+++ /dev/null
@@ -1,29 +0,0 @@
-# frozen_string_literal: true
-
-class AddTemporaryIndexForNotesWithMentions < ActiveRecord::Migration[5.2]
-  include Gitlab::Database::MigrationHelpers
-
-  disable_ddl_transaction!
-
-  INDEX_CONDITION = "note LIKE '%@%'::text"
-  INDEX_NAME = 'note_mentions_temp_index'
-
-  EPIC_MENTIONS_INDEX_NAME = 'epic_mentions_temp_index'
-  DESIGN_MENTIONS_INDEX_NAME = 'design_mentions_temp_index'
-
-  def up
-    # create temporary index for notes with mentions, may take well over 1h
-    add_concurrent_index(:notes, [:id, :noteable_type], where: INDEX_CONDITION, name: INDEX_NAME)
-
-    # cleanup previous temporary indexes, as we'll be usig the single one
-    remove_concurrent_index(:notes, :id, name: EPIC_MENTIONS_INDEX_NAME)
-    remove_concurrent_index(:notes, :id, name: DESIGN_MENTIONS_INDEX_NAME)
-  end
-
-  def down
-    remove_concurrent_index(:notes, :id, name: INDEX_NAME)
-
-    add_concurrent_index(:notes, :id, where: "#{INDEX_CONDITION} AND noteable_type='Epic'", name: EPIC_MENTIONS_INDEX_NAME)
-    add_concurrent_index(:notes, :id, where: "#{INDEX_CONDITION} AND noteable_type='DesignManagement::Design'", name: DESIGN_MENTIONS_INDEX_NAME)
-  end
-end