TFieldKind¶
Kind of field.
Declaration¶
Source position: db.pas line 255
type
TFieldKind = (fkData,fkCalculated,fkLookup,fkInternalCalc)Values¶
| Value | Description |
|---|---|
| fkData | Field represents actual data in the underlying data structure. |
| fkCalculated | The field is calculated on the fly. |
| fkLookup | The field is a lookup field. |
| fkInternalCalc | Field is calculated but stored in an underlying buffer. |
Description¶
TFieldKind indicates the type of a TField instance. Besides TField instances that represent fields present in the underlying data records, there can also be calculated or lookup fields. To distinguish between these kind of fields, TFieldKind is introduced.
See also¶
| Name | Description |
|---|---|
| TField.FieldKind | The kind of field. |