DAL/ProjectType.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:ProjectType
	/// </summary>
	public partial class ProjectType
	{
		public ProjectType()
		{}
		#region  BasicMethod

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

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

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


		/// <summary>
		/// 增加一条数据
		/// </summary>
		public int Add(Maticsoft.Model.ProjectType model)
		{
			StringBuilder strSql=new StringBuilder();
			strSql.Append("insert into ProjectType(");
			strSql.Append("Atname,AtEnName,Atname_k,Atinfo,Orderby,Pid,Level)");
			strSql.Append(" values (");
			strSql.Append("@Atname,@AtEnName,@Atname_k,@Atinfo,@Orderby,@Pid,@Level)");
			strSql.Append(";select @@IDENTITY");
			SqlParameter[] parameters = {
					new SqlParameter("@Atname", SqlDbType.VarChar,50),
					new SqlParameter("@AtEnName", SqlDbType.VarChar,50),
					new SqlParameter("@Atname_k", SqlDbType.NVarChar,50),
					new SqlParameter("@Atinfo", SqlDbType.VarChar,255),
					new SqlParameter("@Orderby", SqlDbType.Int,4),
					new SqlParameter("@Pid", SqlDbType.Int,4),
					new SqlParameter("@Level", SqlDbType.Int,4)};