pl 

Attributes (TFieldDef)

Collection (TCollectionItem)

pl 

DataType (TFieldDef)

DisplayName (TCollectionItem)

DisplayName (TNamedItem)

ro 

FieldClass (TFieldDef)

ro 

FieldNo (TFieldDef)

ro 

ID (TCollectionItem)

Index (TCollectionItem)

InternalCalcField (TFieldDef)

pl 

Name (TNamedItem)

pl 

Precision (TFieldDef)

Required (TFieldDef)

pl 

Size (TFieldDef)

ro 

UpdateCount (TCollectionItem)