// Aktualis kod

  function importTranslations() {
    return createTempTable()
      .then(importToTemp)
      .then(copyFromTempWithTransformations)
      .then(dropTempTable);

    function createTempTable() {
      return database.query(
        `CREATE TEMPORARY TABLE
         tmp_table
         (
             translation TINYTEXT,
             category_as_string VARCHAR(32),
             id_query INT
         )`
      );
    }

// Nem valodi megoldas

  importFromExcel({
    tempTableDefinition: `SQL utasitasok...`,
    importToTemp: `SQL utasitasok...`,
    copyFromTempWithTransformations: `SQL utasitasok...`
  });