**Example**

Query:

```` sql
SELECT formatDateTime(toDate('2010-01-04'), '%Q')
````

Result:

```` sql
┌─formatDateTime(toDate('2010-01-04'), '%Q')─┐
│ 1                                          │
└────────────────────────────────────────────┘
````


break;
                    
                    case 'D':
                        instructions.emplace_back(&Action<T>::americanDate, 8);
                        result.append("00/00/00");
                        break;
                    
                    case 'e':
                        instructions.emplace_back(&Action<T>::dayOfMonthSpacePadded, 2);
                        result.append(" 0");
                        break;
                    
                    case 'F':
                        instructions.emplace_back(&Action<T>::ISO8601Date, 10);
                        result.append("0000-00-00");
                        break;
                    
                    case 'g':
                      instructions.emplace_back(&Action<T>::ISO8601Year2, 2);
                      result.append("00");
                      break;
                    
                    case 'G':
                      instructions.emplace_back(&Action<T>::ISO8601Year4, 4);
                      result.append("0000");
                      break;
                    
                    case 'j':
                        instructions.emplace_back(&Action<T>::dayOfYear, 3);
                        result.append("000");