DAL/Common_LinksService.cs

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using System;
using System.Data;
using System.Text;
using System.Data.SqlClient;

namespace DAL
{
	/// <summary>
	/// 数据访问类:Common_LinksService
	/// </summary>
	public partial class Common_LinksService
	{
		public Common_LinksService()
		{}
		#region  BasicMethod
		/// <summary>
		/// 是否存在该记录
		/// </summary>
		public bool Exists(int id)
		{
			StringBuilder strSql=new StringBuilder();
			strSql.Append("select count(1) from Common_Links");
			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 static int Add(Model.Common_Links model)
		{
			StringBuilder strSql=new StringBuilder();
			strSql.Append("insert into Common_Links(");
			strSql.Append("linkType,linkPlace,linkname,linktitle,imgurl,linkurl,is_target,isHot,isTj,orderNum,remark,addTime,addUser,status,infoType)");
			strSql.Append(" values (");
			strSql.Append("@linkType,@linkPlace,@linkname,@linktitle,@imgurl,@linkurl,@is_target,@isHot,@isTj,@orderNum,@remark,@addTime,@addUser,@status,@infoType)");
			strSql.Append(";select @@IDENTITY");
			SqlParameter[] parameters = {
					new SqlParameter("@linkType", SqlDbType.Int,4),
					new SqlParameter("@linkPlace", SqlDbType.Int,4),
					new SqlParameter("@linkname", SqlDbType.NVarChar,50),
					new SqlParameter("@linktitle", SqlDbType.VarChar,50),
					new SqlParameter("@imgurl", SqlDbType.VarChar,50),
					new SqlParameter("@linkurl", SqlDbType.NVarChar,100),
					new SqlParameter("@is_target", SqlDbType.Int,4),
					new SqlParameter("@isHot", SqlDbType.Int,4),
					new SqlParameter("@isTj", SqlDbType.Int,4),
					new SqlParameter("@orderNum", SqlDbType.Int,4),
					new SqlParameter("@remark", SqlDbType.VarChar,50),
					new SqlParameter("@addTime", SqlDbType.DateTime),
					new SqlParameter("@addUser", SqlDbType.Int,4),
					new SqlParameter("@status", SqlDbType.Int,4),
					new SqlParameter("@infoType", SqlDbType.Int,4)};
			parameters[0].Value = model.linkType;