DAL/CostDetailInfor.cs

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using System;
using System.Text;
using System.Data.SqlClient;
using System.Collections.Generic;
using System.Data;
using DBUtility;
namespace DAL
{
    //CostDetailInfor
    public partial class CostDetailInfor
    {
        public bool Exists(int ID)
        {
            StringBuilder strSql = new StringBuilder();
            strSql.Append("select count(1) from CostDetailInfor");
            strSql.Append(" where ");
            strSql.Append(" 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(Model.CostDetailInfor model)
        {
            StringBuilder strSql = new StringBuilder();
            strSql.Append("insert into CostDetailInfor(");
            strSql.Append("CostID,CostTypeID,CostPrice,Remark,BuilderID,BuiderTime,CdState");
            strSql.Append(") values (");
            strSql.Append("@CostID,@CostTypeID,@CostPrice,@Remark,@BuilderID,@BuiderTime,@CdState");
            strSql.Append(") ");
            strSql.Append(";select @@IDENTITY");
            SqlParameter[] parameters = {
			            new SqlParameter("@CostID", SqlDbType.Int,4) ,            
                        new SqlParameter("@CostTypeID", SqlDbType.Int,4) ,            
                        new SqlParameter("@CostPrice", SqlDbType.Decimal,9) ,            
                        new SqlParameter("@Remark", SqlDbType.VarChar,500) ,            
                        new SqlParameter("@BuilderID", SqlDbType.Int,4) ,            
                        new SqlParameter("@BuiderTime", SqlDbType.DateTime) ,            
                        new SqlParameter("@CdState", SqlDbType.Int,4)             
             };
            parameters[0].Value = model.CostID;
            parameters[1].Value = model.CostTypeID;
            parameters[2].Value = model.CostPrice;
            parameters[3].Value = model.Remark;
            parameters[4].Value = model.BuilderID;
            parameters[5].Value = model.BuiderTime;
            parameters[6].Value = model.CdState;
            object obj = DbHelperSQL.GetSingle(strSql.ToString(), parameters);
            if (obj == null)
            {
                return 0;
            }
            else
            {
                return Convert.ToInt32(obj);
            }
        }