DAL/customer.cs

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

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


		/// <summary>
		/// 是否存在该记录
		/// </summary>
		public bool Exists(int Cust_ID)
		{
			StringBuilder strSql=new StringBuilder();
			strSql.Append("select count(1) from customer");
			strSql.Append(" where Cust_ID="+Cust_ID+" ");
			return DbHelperSQL.Exists(strSql.ToString());
		}

		/// <summary>
		/// 增加一条数据
		/// </summary>
		public int Add(AECS.Model.customer model)
		{
			StringBuilder strSql=new StringBuilder();
			StringBuilder strSql1=new StringBuilder();
			StringBuilder strSql2=new StringBuilder();
			if (model.Cust_Name != null)
			{
				strSql1.Append("Cust_Name,");
				strSql2.Append("'"+model.Cust_Name+"',");
			}
			if (model.Cust_gender != null)
			{
				strSql1.Append("Cust_gender,");
				strSql2.Append("'"+model.Cust_gender+"',");
			}
			if (model.Cust_birth != null)
			{
				strSql1.Append("Cust_birth,");
				strSql2.Append("'"+model.Cust_birth+"',");
			}
			if (model.Cust_tel != null)