message: Config may not be defined so we should make it empty object
diff: @@ -417,7 +417,7 @@ export class PgDataStore implements DataStore {
  return null;
  }
  const row = res.rows[0];
  - const config = row.config;
  + const config = row.config || {}; // This may not be defined.
  if (row.password && this.cryptoStore) {
  config.password = this.cryptoStore.decrypt(row.password);
  }
  