CREATE MIGRATION m1zlzfafekdlqfpf7zcj4taysmccydrzclqrkxjogkermv4qcn4wia
    ONTO m1xiilci36z6h4kris43l3gb6w63y7lbql3ismz7coxobr6r2yhz6a
{
  CREATE REQUIRED GLOBAL default::currentConversationID -> std::str {
      SET default := '';
  };
  ALTER GLOBAL default::currentConversation USING (std::assert_single((SELECT
      default::Conversation
  FILTER
      ((.user = GLOBAL default::currentUser) AND ((.id = <std::uuid>GLOBAL default::currentConversationID) OR ((GLOBAL default::currentConversationID = '') AND (.name = 'Default'))))
  )));
};