text: ALTER TABLE account
      ALTER change_account_token TYPE VARCHAR(1024),
      ALTER fcm_token TYPE VARCHAR(1024);
  
  ALTER TABLE call
      ALTER receiver_token TYPE VARCHAR(1024),
      ALTER sender_token TYPE VARCHAR(1024);
  
  ALTER TABLE message
      ALTER text TYPE VARCHAR(2048);
  
  ALTER TABLE multimedia
      ALTER remote_url TYPE VARCHAR(1024);
  