Dal/DAboutCase.cs

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using System;
using System.Text;
using System.Data.SqlClient;
using System.Collections.Generic;
using System.Data;
using Model;
namespace Dal
{
    public partial class DAboutCase
    {
        #region  Method
        public bool HasRecord(int A_ID)
        {
            StringBuilder strSql = new StringBuilder();
            strSql.Append("select * from AboutCase");
            strSql.Append(" where ");
            strSql.Append(" A_ID = @A_ID  ");
            SqlParameter[] parameters = {
					new SqlParameter("@A_ID", SqlDbType.Int,4)};
            parameters[0].Value = A_ID;

            return OLEDBHelper.HasRecord(strSql.ToString(), parameters, CommandType.Text);
        }



        /// <summary>
        /// 增加一条数据
        /// </summary>
        public bool Add(MAboutCase model)
        {
            StringBuilder strSql = new StringBuilder();
            strSql.Append("insert into AboutCase(");
            strSql.Append("A_ID,P_ID,C_ID");
            strSql.Append(") values (");
            strSql.Append("@A_ID,@P_ID,@C_ID");
            strSql.Append(") ");

            SqlParameter[] parameters = {
			            new SqlParameter("@A_ID", SqlDbType.Int,4) ,            
                        new SqlParameter("@P_ID", SqlDbType.Int,4) ,            
                        new SqlParameter("@C_ID", SqlDbType.Int,4)             
              
            };

            parameters[0].Value = model.A_ID;
            parameters[1].Value = model.P_ID;
            parameters[2].Value = model.C_ID;
            int rows = OLEDBHelper.ExeNonQuery(strSql.ToString(), parameters, CommandType.Text);
            if (rows > 0)
            {
                return true;
            }
            else
            {
                return false;
            }

        }