The table below contains type mapping rules that are used to map Salesforce.com or Database.com field types to .NET types.

Salesforce Native Data Type	Provider Data Type	.NET Data Type
ANYTYPE	STRING	String
AUTONUMBER	STRING	String
BINARY	BINARY	Byte[]
CHECKBOX	BOOLEAN	Boolean
COMBOBOX	STRING	String
CURRENCY	DOUBLE	Double
DATE	DATE	DateTime
DATETIME	DATETIME	DateTime
EMAIL	STRING	String
HTML	STRING	String
ID	STRING	String
INT	INT	Int32
LONGTEXTAREA	STRING	String
MULTISELECTPICKLIST	STRING	String
NUMBER	DOUBLE	Double
PERCENT	DOUBLE	Double
PHONE	STRING	String
PICKLIST	STRING	String
REFERENCE	STRING	String
TEXT	STRING	String
TEXTAREA	STRING	String
TIME	TIME	DateTime
URL	STRING	String