SQLServer 2005 中的类型 与 C# 中的类型 对应 关系

<Language from="SQL" To="C#">
   <Type from="bigint" To="long" />
   <Type from="binary" To="object" />
   <Type from="bit" To="bool" />
   <Type from="char" To="string" />
   <Type from="datetime" To="DateTime" />
   <Type from="decimal" To="decimal" />
   <Type from="float" To="double" />
   <Type from="image" To="byte[]" />
   <Type from="int" To="int" />
   <Type from="money" To="decimal" />
   <Type from="nchar" To="string" />
   <Type from="ntext" To="string" />
   <Type from="numeric" To="decimal" />
   <Type from="nvarchar" To="string" />
   <Type from="real" To="float" />
   <Type from="smalldatetime" To="DateTime" />
   <Type from="smallint" To="short" />
   <Type from="smallmoney" To="decimal" />
   <Type from="text" To="string" />
   <Type from="timestamp" To="byte[]" />
   <Type from="tinyint" To="byte" />
   <Type from="uniqueidentifier" To="Guid" />
   <Type from="varbinary" To="byte[]" />
   <Type from="varchar" To="string" />
   <Type from="xml" To="string" />
   <Type from="sql_variant" To="object" />
</Language>
<Language from="SQL" To="C# System Types">
   <Type from="bigint" To="System.Int64" />
   <Type from="binary" To="System.Object" />
   <Type from="bit" To="System.Boolean" />
   <Type from="char" To="System.String" />
   <Type from="datetime" To="System.DateTime" />
   <Type from="decimal" To="System.Decimal" />
   <Type from="float" To="System.Double" />