zoukankan      html  css  js  c++  java
  • sql server与c#中数据类型的对应关系

      /// <summary>
      /// 数据库中与C#中的数据类型对照
      /// </summary>
      /// <param name="type"></param>
      /// <returns></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;
      }
  • 相关阅读:
    python 4 days
    python 3 days
    python 2 days
    Git学习1-- 简介、命令使用、添加远程仓库方法
    Week2-列表、字符串方法示例
    Week2-购物车程序
    Week2-模块初识和数据类型
    Week1-作业:用户登陆程序
    Week1-Python入门教程(后续完善中)
    Intellij IDEA(eclipse设置)常用快捷键
  • 原文地址:https://www.cnblogs.com/wang123/p/1030548.html
Copyright © 2011-2022 走看看