数据库中与C#中的数据类型对照

 

代码:

/// <summary>
/// 数据库中与C#中的数据类型对照
/// </summary>
/// <param name="type">Sql Server中数据类型</param>
/// <returns>C#中数据类型</returns>
private string ChangeToCSharpType(string type)
{
string reval = string.Empty;
switch (type.ToLower())
    {
case "int":
            reval = "Int32";
break;
case "text":
            reval = "String";
break;
case "bigint":
            reval = "Int64";
break;
case "binary":
            reval = "System.Byte[]";
break;
case "bit":
            reval = "Boolean";
break;
case "char":
            reval = "String";
break;
case "datetime":
            reval = "System.DateTime";
break;
case "decimal":
            reval = "System.Decimal";
break;
case "float":
            reval = "System.Double";
break;
case "image":
            reval = "System.Byte[]";
break;
case "money":
            reval = "System.Decimal";
break;
case "nchar":
            reval = "String";
break;
case "ntext":
            reval = "String";
break;
case "numeric":
            reval = "System.Decimal";
break;
case "nvarchar":
            reval = "String";
break;
case "real":
            reval = "System.Single";
break;
case "smalldatetime":
            reval = "System.DateTime";
break;
case "smallint":
            reval = "Int16";
break;
case "smallmoney":
            reval = "System.Decimal";
break;
case "timestamp":
            reval = "System.DateTime";
break;
case "tinyint":
            reval = "System.Byte";
break;
case "uniqueidentifier":
            reval = "System.Guid";
break;
case "varbinary":
            reval = "System.Byte[]";
break;
case "varchar":
            reval = "String";
break;
case "Variant":
            reval = "Object";
break;
default:
            reval = "String";
break;
    }
return reval;
}