1 files changed, 19 insertions, 0 deletions
diff --git a/db/migrate/20221021055441_add_index_featured_tags_on_account_id_and_tag_id.rb b/db/migrate/20221021055441_add_index_featured_tags_on_account_id_and_tag_id.rb
new file mode 100644
index 000000000..74d7673f7
--- /dev/null
+++ b/db/migrate/20221021055441_add_index_featured_tags_on_account_id_and_tag_id.rb
@@ -0,0 +1,19 @@
+class AddIndexFeaturedTagsOnAccountIdAndTagId < ActiveRecord::Migration[6.1]
+  disable_ddl_transaction!
+
+  def up
+    duplicates = FeaturedTag.connection.select_all('SELECT string_agg(id::text, \',\') AS ids FROM featured_tags GROUP BY account_id, tag_id HAVING count(*) > 1').to_ary
+
+    duplicates.each do |row|
+      FeaturedTag.where(id: row['ids'].split(',')[0...-1]).destroy_all
+    end
+
+    add_index :featured_tags, [:account_id, :tag_id], unique: true, algorithm: :concurrently
+    remove_index :featured_tags, [:account_id], algorithm: :concurrently
+  end
+
+  def down
+    add_index :featured_tags, [:account_id], algorithm: :concurrently
+    remove_index :featured_tags, [:account_id, :tag_id], unique: true, algorithm: :concurrently
+  end
+end