MxWeiXinPF.DAL/wqiche/wx_wq_czgh.cs

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

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

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

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


		/// <summary>
		/// 增加一条数据
		/// </summary>
		public int Add(MxWeiXinPF.Model.wx_wq_czgh model)
		{
			StringBuilder strSql=new StringBuilder();
			strSql.Append("insert into wx_wq_czgh(");
			strSql.Append("sort_id,title,remark,createdate,wid,newscover)");
			strSql.Append(" values (");
			strSql.Append("@sort_id,@title,@remark,@createdate,@wid,@newscover)");
			strSql.Append(";select @@IDENTITY");
			SqlParameter[] parameters = {
					new SqlParameter("@sort_id", SqlDbType.Int,4),
					new SqlParameter("@title", SqlDbType.VarChar,300),
					new SqlParameter("@remark", SqlDbType.VarChar,2000),
					new SqlParameter("@createdate", SqlDbType.DateTime),
					new SqlParameter("@wid", SqlDbType.Int,4),
					new SqlParameter("@newscover", SqlDbType.NVarChar,800)};
			parameters[0].Value = model.sort_id;