TTdbFieldDef.Specification
TTdbFieldDef

Holds additional information for the field definition according to the field type.

property Specification: string;

Description
Specification has different meanings depending on the field type of the field definition:
·For enumeration fields Specification holds the enumeration values in a comma-separated string.  
·For link and relation fields Specification defines the name of the table to link to.  
·Field definitions of auto-increment fields save the indication in this property. This is a field name or a comma-separated list of fields of the table associated with the TTdbFieldDef which define the values to display as a readable reference to the linked record in link and relation fields. (See "The Concept of Automatic Linking")