ASP.NET封裝的SQL數據庫訪問類
2024-07-10 12:39:10
供稿：網友
using System;
using System.Configuration;
using System.Data;
using System.Data.SqlClient;
using System.Collections;
namespace MyCorporation.DepartMent.DataBase
{
/// <summary>
/// 通用數據庫類
/// </summary>
public class DataBase
{
private string ConnStr = null;
public DataBase()
{
ConnStr = ConfigurationSettings.AppSettings["ConnStr"];
}
public DataBase(string Str)
{
try
{
this.ConnStr = Str;
}
catch (Exception ex)
{
throw ex;
}
}
/// <summary>
/// 返回connection對象
/// </summary>
/// <returns></returns>
public SqlConnection ReturnConn()
{
SqlConnection Conn = new SqlConnection(ConnStr);
Conn.Open();
return Conn;
}
public void Dispose(SqlConnection Conn)
{
if (Conn != null)
{
Conn.Close();
Conn.Dispose();
}
GC.Collect();
}
/// <summary>
/// 運行SQL語句
/// </summary>
/// <param name="SQL"></param>
public void RunProc(string SQL)
{
SqlConnection Conn;
Conn = new SqlConnection(ConnStr);
Conn.Open();
SqlCommand Cmd;
Cmd = CreateCmd(SQL, Conn);
try
{
Cmd.ExecuteNonQuery();
}
catch
{
throw new Exception(SQL);
}
Dispose(Conn);
return;
}
/// <summary>
/// 運行SQL語句返回DataReader
/// </summary>
/// <param name="SQL"></param>
/// <returns>SqlDataReader對象.</returns>
public SqlDataReader RunProcGetReader(string SQL)
{
SqlConnection Conn;
Conn = new SqlConnection(ConnStr);
Conn.Open();
SqlCommand Cmd;
Cmd = CreateCmd(SQL, Conn);
SqlDataReader Dr;
try
{
Dr = Cmd.ExecuteReader(CommandBehavior.Default);
}
catch
{
throw new Exception(SQL);
}
//Dispose(Conn);
return Dr;
}
/// <summary>
/// 生成Command對象
/// </summary>
/// <param name="SQL"></param>
/// <param name="Conn"></param>
/// <returns></returns>
public SqlCommand CreateCmd(string SQL, SqlConnection Conn)
{
SqlCommand Cmd;
Cmd = new SqlCommand(SQL, Conn);
return Cmd;
}
/// <summary>
/// 生成Command對象
/// </summary>
/// <param name="SQL"></param>
/// <returns></returns>
public SqlCommand CreateCmd(string SQL)
{
SqlConnection Conn;
Conn = new SqlConnection(ConnStr);
Conn.Open();
SqlCommand Cmd;
Cmd = new SqlCommand(SQL, Conn);
return Cmd;
}
/// <summary>
/// 返回adapter對象
/// </summary>
/// <param name="SQL"></param>
/// <param name="Conn"></param>
/// <returns></returns>
public SqlDataAdapter CreateDa(string SQL)
{
SqlConnection Conn;
Conn = new SqlConnection(ConnStr);
Conn.Open();
SqlDataAdapter Da;
