【发布时间】:2013-06-23 20:05:25
【问题描述】:
我正在使用 SQL Server 作为后端和 VB 作为前端来制作一个小型数据库,我几乎已经成功了,但是我偶然发现了这个错误:
“'System.Data.SqlClient.SqlException' 类型的未处理异常 发生在 System.Data.dll
附加信息:多部分标识符 “System.Data.DataRowView”无法绑定。”
下面提供了我的代码,非常感谢一些帮助
干杯
Imports System.Data.SqlClient
Public Class searchDialog
Private Sub searchDialog_Load(sender As System.Object, e As System.EventArgs) Handles MyBase.Load
'TODO: This line of code loads data into the 'SearchDataSet.Books' table. You can move, or remove it, as needed.
Me.BooksTableAdapter.Fill(Me.SearchDataSet.Books)
End Sub
Private Sub Button1_Click(sender As System.Object, e As System.EventArgs) Handles Button1.Click
Dim ds As New DataSet
Dim query As String = "select * from Books where " + colNames.SelectedValue.ToString + " LIKE " + "'%" + colValues.Text + "%'"
BooksTableAdapter.Connection.Open()
Dim adp As New SqlDataAdapter(query, BooksTableAdapter.Connection.ConnectionString)
adp.Fill(ds, query)
BooksTableAdapter.Connection.Close()
filteredRecords.DataSource = ds
filteredRecords.DataMember = "Books"
End Sub
End Class
【问题讨论】:
-
验证
colNames.SelectedValue.ToString等于什么。我相信它会产生System.Data.DataRowView。 -
filteredRecords 是一个数据网格还是别的什么?
标签: sql-server vb.net datagridview combobox adp