An enumeration is a set of named constants whose underlying type is any integral type. If no underlying type is explicitly declared, Integer is used.
| Name | Value | Description |
|---|---|---|
| tctInteger | 0 | |
| tctString | 1 | |
| tctDateTime | 2 | |
| tctCurrency | 3 | |
| tctBoolean | 4 | |
| tctBlob | 5 | |
| tctSingle | 6 | |
| tctUnknown | 7 | |
| tctMemo | 8 | |
| tctDouble | 9 |