EntityDAC
Structs in the EntityDAC.NullableTypes unit.
AnsiStringNullable
BooleanNullable
ByteNullable
CurrencyNullable
DoubleNullable
ExtendedNullable
Int64Nullable
IntegerNullable
LongWordNullable
ShortIntNullable
SingleNullable
SmallIntNullable
TBcdNullable
TBytesNullable
TDateNullable
TDateTimeNullable
TGUIDNullable
TSQLTimeStampNullable
TTimeNullable
WideStringNullable
WordNullable