嗨我已经发布了这个问题,但dint得到答案,请帮助我通过下拉列表显示gridview。下面是一个没有必要的,因为filter
有你已经在查询的末尾添加相同的值在vb.net编辑code.How从asp.net使用vb.net下拉列表中显示gridview
Private Sub BindGridView()
Dim filter As String = ""
If ddlOwnerDepartment.SelectedValue <> "" Then
filter = filter & " AND OwnerDepartment ='" & ddlOwnerDepartment.SelectedValue & "'"
End If
Dim table1 As DataTable = New DataTable("Details")
table1.Columns.Add("ReferenceNo")
table1.Columns.Add("Title")
table1.Columns.Add("Counterparty")
table1.Columns.Add("OwnerDepartment")
table1.Columns.Add("Status")
table1.Columns.Add("CreatedBy")
table1.Columns.Add("CreatedOn")
table1.Columns.Add("link")
table1.Rows.Clear()
Dim conSQL As New SqlConnection(conStrDRS)
conSQL.Open()
Dim cmdSQL As SqlCommand = New SqlCommand("SELECT Title, ReferenceNo,OwnerDepartment,CreatedBy,CreatedOn,Status,Counterparty " & _
" FROM [dbo].[Registration]" & filter)
cmdSQL.Connection = conSQL
Dim adptSQL As New SqlClient.SqlDataAdapter(cmdSQL)
Dim myDataSet As New DataSet()
adptSQL.Fill(myDataSet)
conSQL.Close()
gvDetails.DataSource = myDataSet.Tables(0) 'dvAlert
gvDetails.DataBind()
End Sub
Private Sub btnSearch_Click(sender As Object, e As EventArgs) Handles btnSearch.Click
BindGridView()
End Sub
问题是什么,你所面对?为什么你在'OwnerDepartment'上应用两次过滤器?另外,您应该使用参数化查询来避免SQL注入攻击。 –
hello avi是什么问题?有什么错误?例外请与具体的问题来 – user1140237
当我点击搜索没有可用的数据。 – avi