ITPub博客

首页 > 数据库 > 数据库开发技术 > 解决一个.NET联接SQL的问题(转)

解决一个.NET联接SQL的问题(转)

原创 数据库开发技术 作者:blogzone 时间:2007-08-10 18:56:56 0 删除 编辑
解决一个.NET联接SQL的问题(转)[@more@]

  Imports System.Data

  Imports System.Data.SqlClient

  Imports System.Data.SqlClient.SqlException

  Public Class connect

   Private s As String

   Private s1 As String

   Public Connect As New SqlConnection("server=Yiyang;database=KDERP;uid=sa;password=123")

   Sub New()

   Connect.Open()

   End Sub

   Public Property sql()

   Get

   Return s

   End Get

   Set(ByVal Value)

   s = Value

   End Set

   End Property

   'Public Property table()

   ' Get

   ' Return s1

   ' End Get

   ' Set(ByVal Value)

   ' s1 = Value

  

   'End Property

   Public Function Retable() As DataTable

  

   Dim com As New DataSet()

  

   Dim ada As New SqlDataAdapter()

   Dim com1 As New SqlCommand()

   com1.Connection = Connect

   com1.CommandText = s

   ada.SelectCommand = com1

   ada.Fill(com, "t1")

   Return com.Tables(0)

  

   End Function

   Public Function Exec() As Integer

   Dim i As Integer

  

   Dim com As New SqlCommand()

   com.CommandText = s

   com.Connection = Connect

   i = com.ExecuteNonQuery()

   Return i

   End Function

   Public Function Retdataset(ByVal t As String) As DataSet

  

   Dim com As New SqlCommand()

   com.Connection = Connect

   com.CommandText = s

   Dim ada As New SqlDataAdapter()

   ada.SelectCommand = com

   Dim da As New DataSet()

   ada.Fill(da, t)

   Return da

   End Function

   Public Function Retdataread() As SqlDataReader

  

   Dim com As New SqlCommand()

   com.Connection = Connect

   com.CommandText = s

   Return com.ExecuteReader

   End Function

  End Class

  

  

  

  


来自 “ ITPUB博客 ” ,链接:https://blog.itpub.net/8403220/viewspace-942112/ ,如需转载,请注明出处,否则将追究法律责任。

请登录后发表评论 登录
全部评论
  • 博文量
    831
  • 访问量
    6391549