/// <summary>
/// 数据库中与c#中的数据类型对照
/// </summary>
/// <param name="type">数据库类型</param>
/// <returns>C#类型</returns>
public static string changetocsharptype(string type)
{
string reval = string.Empty;
switch (type)
{
case "int":
reval = "int";
break;
case "text":
reval = "string";
break;
case "bigint":
reval = "long";
break;
case "binary":
reval = "byte[]";
break;
case "bit":
reval = "bool";
break;
case "char":
reval = "string";
break;
case "datetime":
reval = "Datetime";
break;
case "decimal":
reval = "decimal";
break;
case "float":
reval = "double";
break;
case "image":
reval = "byte[]";
break;
case "money":
reval = "decimal";
break;
case "nchar":
reval = "string";
break;
case "ntext":
reval = "string";
break;
case "numeric":
reval = "decimal";
break;
case "nvarchar":
reval = "string";
break;
case "real":
reval = "float";
break;
case "smalldatetime":
reval = "Datetime";
break;
case "smallint":
reval = "int";
break;
case "smallmoney":
reval = "decimal";
break;
case "timestamp":
reval = "DateTime";
break;
case "tinyint":
reval = "byte";
break;
case "uniqueidentifier":
reval = "string";
break;
case "varbinary":
reval = "byte[]";
break;
case "varchar":
reval = "string";
break;
case "variant":
reval = "object";
break;
default:
reval = "string";
break;
}
return reval;
}来源于网络，不过发现有些类型好像VS不认识，然后经过了修改
求支持我的网站SQL数据类型转换成C#类型 http://www.494v.com/forum.php?mod=viewthread&tid=252&fromuid=1 (出处: 五秒论坛)