--- /dev/null
+class DeleteOrphanedQueryAndRoleFromQueriesRoles < ActiveRecord::Migration[6.1]
+ def self.up
+ queries_roles = "#{Query.table_name_prefix}queries_roles#{Query.table_name_suffix}"
+ queries = Query.table_name
+ roles = Role.table_name
+
+ ActiveRecord::Base.connection.execute "DELETE FROM #{queries_roles} WHERE query_id NOT IN (SELECT DISTINCT(id) FROM #{queries})"
+ ActiveRecord::Base.connection.execute "DELETE FROM #{queries_roles} WHERE role_id NOT IN (SELECT DISTINCT(id) FROM #{roles})"
+ end
+
+ def self.down
+ # no-op
+ end
+end