DAL/MasterUser.cs

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using System;
using System.Data;
using System.Text;
using System.Data.SqlClient;
using Maticsoft.DBUtility;//Please add references
namespace Maticsoft.DAL
{
	/// <summary>
	/// 数据访问类:MasterUser
	/// </summary>
	public partial class MasterUser
	{
		public MasterUser()
		{}
		#region  BasicMethod

		/// <summary>
		/// 得到最大ID
		/// </summary>
		public int GetMaxId()
		{
		return DbHelperSQL.GetMaxID("MID", "MasterUser"); 
		}

		/// <summary>
		/// 是否存在该记录
		/// </summary>
		public bool Exists(int MID)
		{
			StringBuilder strSql=new StringBuilder();
			strSql.Append("select count(1) from MasterUser");
			strSql.Append(" where MID=@MID");
			SqlParameter[] parameters = {
					new SqlParameter("@MID", SqlDbType.Int,4)
			};
			parameters[0].Value = MID;

			return DbHelperSQL.Exists(strSql.ToString(),parameters);
		}
        public bool Exists1(int MID, string muid)
        {
            StringBuilder strSql = new StringBuilder();
            strSql.Append("select count(1) from MasterUser");
            strSql.Append(" where MID<>@MID and MUserID=@MUserID");
            SqlParameter[] parameters = {
					new SqlParameter("@MID", SqlDbType.Int,4),
                    new SqlParameter("@MUserID", SqlDbType.VarChar,50)
            };
            parameters[0].Value = MID;
            parameters[1].Value = muid;

            return DbHelperSQL.Exists(strSql.ToString(), parameters);
        }


		/// <summary>
		/// 增加一条数据
		/// </summary>
		public int Add(Maticsoft.Model.MasterUser model)
		{