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我想通过名字来搜索从SQL数据库检索记录,以便在数据层使用功能,即时通讯,但它无法正常工作,请大家指正我哪里错了,这里是我的功能:数据库搜索功能
Public Function searchCustomer(ByVal custFname As String) As DataTable
Dim tabletdata As New DataTable
Dim conn As New SqlConnection(con_string)
conn.Open()
Dim dCmd As New SqlCommand("selectCustomerByFname", conn)
dCmd.CommandType = CommandType.StoredProcedure
Try
dCmd.Parameters.AddWithValue("@Cust_Fnam", custFname)
'dCmd.ExecuteNonQuery()
Dim dadaptr As New SqlDataAdapter(dCmd)
dadaptr.SelectCommand = dCmd
dadaptr.SelectCommand.ExecuteNonQuery()
dadaptr.Fill(tabletdata)
Return tabletdata
Catch
Throw
Finally
dCmd.Dispose()
conn.Close()
conn.Dispose()
End Try
End Function
'不工作'?在那里没有太多的继续。你应该发布你的存储过程以及你得到的实际错误(如果有的话)(也许查询不会返回任何东西... – Colin 2009-09-08 11:33:05