Backup/DAL/admin.cs

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

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

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

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


		/// <summary>
		/// 增加一条数据
		/// </summary>
		public int Add(BS.Model.admin model)
		{
			StringBuilder strSql=new StringBuilder();
			strSql.Append("insert into admin(");
			strSql.Append("lname,pwd,aname,sex,age,tel,email,address,flag)");
			strSql.Append(" values (");
			strSql.Append("@lname,@pwd,@aname,@sex,@age,@tel,@email,@address,@flag)");
			strSql.Append(";select @@IDENTITY");
			SqlParameter[] parameters = {
					new SqlParameter("@lname", SqlDbType.VarChar,50),
					new SqlParameter("@pwd", SqlDbType.VarChar,100),
					new SqlParameter("@aname", SqlDbType.VarChar,50),
					new SqlParameter("@sex", SqlDbType.VarChar,10),
					new SqlParameter("@age", SqlDbType.VarChar,50),
					new SqlParameter("@tel", SqlDbType.VarChar,50),
					new SqlParameter("@email", SqlDbType.VarChar,100),