我在更新 gridview 的列时遇到问题;当我尝试更新该字段时出现此错误:
“nvarchar”附近的语法不正确。
必须声明标量变量“@pid”。
这是我的一段代码:
<asp:GridView ID="GridView1" runat="server" name="gd" Height="100px"
Width="435px" AutoGenerateColumns="False" DataKeyNames="pid" DataSourceID="SqlDataSource1" >
<Columns>
<asp:CommandField ShowEditButton="True" ShowSelectButton="True" />
<asp:BoundField DataField="pid" HeaderText="pid"
SortExpression="pid" ReadOnly="True" />
<asp:BoundField DataField="name" HeaderText="name"
SortExpression="name" />
<asp:BoundField DataField="hoghoghe rozane" HeaderText="hoghoghe rozane"
SortExpression="hoghoghe rozane" />
<asp:BoundField DataField="paye" HeaderText="paye"
SortExpression="paye" />
<\Columns>
<asp:GridView>
<asp:SqlDataSource ID="SqlDataSource1" runat="server"
ConnectionString="<%$ ConnectionStrings:ConnectionString %>"
UpdateCommand="UPDATE [post] SET [name] = @name, hoghoghe_rozane = @hoghoghe_rozane, [paye] = @paye WHERE (pid = @pid)" >
<UpdateParameters>
<asp:Parameter Name="name" Type="String" />
<asp:Parameter Name="hoghoghe_rozane" Type="Int32" />
<asp:Parameter Name="paye" Type="Int32" />
<asp:Parameter Name="pid" Type="String" />
</UpdateParameters>
</asp:SqlDataSource>
看一下这个 :同样的问题 https://stackoverflow.com/questions/11801373/incorrect-syntax-near-nvarchar-must-declare-scalar-variable-near-num
它说你必须将 [hoghoghe rozane] 更改为 [hoghoghe rozane]
更新 :::
1.确保数据库中pid字段的类型
2.表中的字段不应有空格
3.alias 不能有空格
试试这个代码:
<asp:GridView ID="GridView1" runat="server" name="gd" Height="100px"
Width="435px" AutoGenerateColumns="False" DataKeyNames="pid" DataSourceID="SqlDataSource1" >
<Columns>
<asp:CommandField ShowEditButton="True" ShowSelectButton="True" />
<asp:BoundField DataField="pid" HeaderText="pid"
SortExpression="pid" ReadOnly="True" />
<asp:BoundField DataField="name" HeaderText="name"
SortExpression="name" />
<asp:BoundField DataField="hoghoghe_rozane" HeaderText="hoghogheRozane"
SortExpression="hoghoghe_rozane" />
<asp:BoundField DataField="paye" HeaderText="paye"
SortExpression="paye" />
<\Columns>
ConnectionString="<%$ ConnectionStrings:ConnectionString %>"
UpdateCommand="UPDATE [post] SET [name] = @name, hoghoghe_rozane = @hoghoghe_rozane, [paye] = @paye WHERE (pid = @pid)" >
<UpdateParameters>
<asp:Parameter Name="name" Type="String" />
<asp:Parameter Name="hoghoghe_rozane" Type="Int32" />
<asp:Parameter Name="paye" Type="Int32" />
<asp:Parameter Name="pid" Type="String" />
</UpdateParameters>
希望那会起作用。
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