推荐订阅源

bit	bool
tinyint	byte
smallint	short
int	int
bigint	long
real	float
float	double
money	decimal
datetime	DateTime
char	char
varchar	string
nchar	char
nvarchar	string
text	string
ntext	string
image	byte[]
binary	byte[]
uniqueidentifier	Guid
MSSQL Server类型	C#类型

DbType      sqltype

AnsiString:VarChar

Binary:VarBinary 

Byte:TinyInt 

Boolean:Bit 

Currency:Money 

Date:DateTime 

DateTime:DateTime 

Decimal:Decimal 

Double:Float 

Guid:UniqueIdentifier 

Int16:SmallInt 

Int32:Int 

Int64:BigInt 

Object:Variant 

Single:Real 

String:NVarChar 

Time:DateTime 

AnsiStringFixedLength:Char 

StringFixedLength:NChar 

Xml:Xml 

DateTime2:DateTime2 

DateTimeOffset:DateTimeOffset