fjsbsql.cs

一个酒店管理系统

using System;
using System.Data;
using System.Windows.Forms;

namespace bggl.cs
{
	/// <summary>
	/// fjsbsql 的摘要说明。
	/// </summary>
	public class fjsbsql
	{
		conn.conn con=new bggl.conn.conn();
		DataSet objset;
		public fjsbsql()
		{
			//
			// TODO: 在此处添加构造函数逻辑
			//
		}
		public DataSet selectexe()
		{
			string selectsql="select * from BG_FJSB";
			try
			{
				objset=con.selectexe(selectsql,"BG_FJLX");
			}
			catch(Exception e)
			{
				MessageBox.Show(e.ToString());
			}
			return objset;
		}
		public bool sfyz(string name){
			string selectsql="select * from BG_FJSB where fssb='"+name+"' ";
			try
			{
				objset=con.selectexe(selectsql,"BG_FJSB");
			}
			catch(Exception e)
			{
				MessageBox.Show(e.ToString());
			}
			if(objset.Tables[0].Rows.Count!=0)//循环记录
			{
				return false;
			}
			else
			{
				return true;
			}
		}
		public bool insertexe(string fslx,string fssb)
		{
			string sqlins="insert into BG_FJSB values('"+fslx+"','"+fssb+"')";
			try
			{
				return con.execomm(sqlins);
			}
			catch(Exception ex)
			{
				MessageBox.Show(ex.ToString());
				return false;
			}
		}
		public bool delexe(string id)
		{
			string delsql="delete from BG_FJSB where fsid="+id+"";
			try
			{
				 return con.execomm(delsql);
			}
			catch(Exception ex)
			{
				MessageBox.Show(ex.ToString());
				return false;
			}
		}
	}
}