C# - Sql数据类型的对应关系

时间：2023-03-09 17:13:46
C# - Sql数据类型的对应关系 
<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" />

   <Type From="image" To="System.Byte[]" />

   <Type From="int" To="System.Int32" />

   <Type From="money" To="System.Decimal" />

   <Type From="nchar" To="System.String" />

   <Type From="ntext" To="System.String" />

   <Type From="numeric" To="System.Decimal" />

   <Type From="nvarchar" To="System.String" />

   <Type From="real" To="System.Single" />

   <Type From="smalldatetime" To="System.DateTime" />

   <Type From="smallint" To="System.Int16" />

   <Type From="smallmoney" To="System.Decimal" />

   <Type From="text" To="System.String" />

   <Type From="timestamp" To="System.Byte[]" />

   <Type From="tinyint" To="System.Byte" />

   <Type From="uniqueidentifier" To="System.Guid" />

   <Type From="varbinary" To="System.Byte[]" />

   <Type From="varchar" To="System.String" />

   <Type From="xml" To="System.String" />

   <Type From="sql_variant" To="System.Object" />

</Language>

ref: http://blog.****.net/leftfist/article/details/9129039

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