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Problem Updating Row in GridView
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Hi,
I am having problem with my Editable GridView. I am selecting columns from SQL-Server 2005 DB using a store procedure [with multiple tables in it] and then I wrote UPDATE and DELTE statements in the GridView query builder.
When I run the page, Select and delete works fine but while updating the row in database , it inserts all the NULLS for those columns whose values are not changed in the Grid.
Please see the attached code for review
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select statement in Store Proc is
I am having problem with my Editable GridView. I am selecting columns from SQL-Server 2005 DB using a store procedure [with multiple tables in it] and then I wrote UPDATE and DELTE statements in the GridView query builder.
When I run the page, Select and delete works fine but while updating the row in database , it inserts all the NULLS for those columns whose values are not changed in the Grid.
Please see the attached code for review
============================================
ASP.NET Syntax (Toggle Plain Text)
<asp:GridView ID="GridView2" runat="server" AllowSorting="True" AutoGenerateColumns="False" DataKeyNames="RegID" DataSourceID="SqlDataSource2" Style="z-index: 102; left: 453px; position: absolute; top: 305px"> <Columns> <asp:CommandField ButtonType="Image" CancelImageUrl="~/Images/icon-pencil-x.gif" DeleteImageUrl="~/Images/icon-delete.gif" EditImageUrl="~/Images/icon-pencil.gif" ShowDeleteButton="True" ShowEditButton="True" UpdateImageUrl="~/Images/icon-floppy.gif" /> <asp:BoundField DataField="RegID" HeaderText="RegID" InsertVisible="True" ReadOnly="True" SortExpression="RegID" Visible="False" /> <asp:BoundField DataField="STU_ID" HeaderText="STU_ID" SortExpression="STU_ID" Visible="False" /> <asp:BoundField DataField="Name" HeaderText="Name" ReadOnly="True" SortExpression="Name" /> <asp:BoundField DataField="Branch_ID" HeaderText="Branch_ID" SortExpression="Branch_ID" Visible="False" /> <asp:BoundField DataField="Branch_Name" HeaderText="Branch_Name" SortExpression="Branch_Name" /> <asp:BoundField DataField="AcademicYear_ID" HeaderText="AcademicYear_ID" SortExpression="AcademicYear_ID" Visible="False" /> <asp:BoundField DataField="Academic_Year" HeaderText="Academic_Year" SortExpression="Academic_Year" /> <asp:BoundField DataField="Registration_Type" HeaderText="Registration_Type" SortExpression="Registration_Type" /> <asp:BoundField DataField="regdate" HeaderText="regdate" ReadOnly="True" SortExpression="regdate" /> </Columns> </asp:GridView> <asp:SqlDataSource ID="SqlDataSource2" runat="server" ConnectionString="<%$ ConnectionStrings:KPLCOneSourceConnectionString %>" OldValuesParameterFormatString="original_{0}" DeleteCommand="DELETE FROM Registration WHERE (RegID = @Original_RegID)" SelectCommand="GetRegDetails" SelectCommandType="StoredProcedure" UpdateCommand="UPDATE Registration SET Branch_ID = @Branch_ID, AcademicYear_ID = @AcademicYear_ID, Registration_Type = @Registration_Type, Registartion_Date = @Registration_Date WHERE (RegID = @original_RegID)"> <DeleteParameters> <asp:Parameter Name="Original_RegID" /> </DeleteParameters> <UpdateParameters> <asp:Parameter Name="Branch_ID" /> <asp:Parameter Name="AcademicYear_ID" /> <asp:Parameter Name="Registration_Type" /> <asp:Parameter Name="Registration_Date" /> <asp:Parameter Name="original_RegID" /> </UpdateParameters> <SelectParameters> <asp:ControlParameter ControlID="GridView1" Name="vStudent_ID" PropertyName="SelectedValue" Type="Int32" /> </SelectParameters> </asp:SqlDataSource>
select statement in Store Proc is
ASP.NET Syntax (Toggle Plain Text)
SELECT RegID, Registration.Student_ID as STU_ID, Last_Name + ' ' + First_Name as Name, Registration.Branch_ID, Branch_Name,Registration.AcademicYear_ID, Academic_Year, Registration_Type, ISNULL(CONVERT(nvarchar(11),Registartion_Date , 109),' / / ') as regdate, Registration.UpdatedBy, ISNULL(CONVERT(nvarchar(11),Registration.UpdatedDate , 109),' / / ') as EnterDate from Registration INNER JOIN Student on Registration.Student_ID = student.Student_ID INNER JOIN Branch on Registration.Branch_ID = Branch.Branch_ID INNER JOIN Academic_Year on Registration.AcademicYear_ID = Academic_Year.Academic_YearID Where Registration.Student_ID = @vStudent_ID ORDER BY regdate
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