Forms Data Controls :: DataTable To Update Database?

Sep 8, 2010

DataTable to update database? tbl.Columns.Add("COL1");

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Data Controls :: Insert Update Delete In Temporary DataTable And Finally Save Data To Database Using GridView?

May 7, 2015

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How can I Edit/Update, Delete and save record to database

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Forms Data Controls :: How To Update A DataTable And Update Multiple Rows Due Sorting

Jan 17, 2010

i want to build a datagrid bound to a datatable with several columns. One column has only a dropdownlist with the number of the rows in the datatable.

Here a samplescreenshot:

[URL]

I know how to bind the columns to a grid and its no problem to create such a dropdown list with the content for me, too. But i dont know how to sort the complete datatabl after changing one value of one dropdown listbox.

So, how can i resort the values of a datatable column based on a given value and the datarow id?

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Forms Data Controls :: Update Datatable When User Click Check Box

Jun 3, 2010

I have gridview wich bind with dynamic datatable.

<asp:GridView ID="grdCountries" runat="server" AutoGenerateColumns="False" ShowHeader="False" OnRowDeleting="grdCountries_RowDeleting" DataKeyNames="country_id" BorderStyle="None" GridLines="None">

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How To Update Database Through Datatable

Mar 24, 2010

following is my code to update my database from a datatable. My rows are manipulated by my code perfectly. that i can see in my gridview but my database is not getting updated according to the manipulation

Code:

[Code]....

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Forms Data Controls ::trying To Update A Coulmn In Datatable / Input String Was Not In A Correct Format?

Sep 20, 2010

I am trying to update a coulmn in datatable but keep getting error:

Input string was not in a correct format.Couldn't store < > in SortOrder Column. Expected type is Int32.

SortOrder is column of Type Integer that either contain Null or number.

[Code]....

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Forms Data Controls :: How To Update Database In Datagrid By Clicking Single Update Button

Feb 21, 2011

i got a problem to update my database which i bounded to datagrid. The problem is, i want to update my database only by clicking one update button at the bottom.. when the user click it, all the fields will be updated to database.

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DataSource Controls :: Update The Data Of A Database Through A Gridview Update Button?

Apr 19, 2010

i want to update the data of a database through a gridview update button

how can i attach a dataconvertion like this

[Code]....

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Forms Data Controls :: Set A Column In A DataTable To Be A Primary Key For An Existing Datatable

Apr 2, 2010

If I am passed a datatable and I cant change the column structure..is there anyway to set an existing column to a Primary key so I can easily Find() the row I am looking for?

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Data Controls :: How To Display Image In GridView Using DataTable (without Using Database)

May 7, 2015

How to display images in gridview using datatable (without database) in asp.net

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Data Controls :: Convert DataTable From Database To Text String Using C#

May 7, 2015

I have a products table with 3 fields name, price and quantity, I need to fill a datatable with those 3 fields and using a foreach build a chain. I build my chain currently using a datagrid with my following code

this code work good.

string item_name;
string amount;
string quantity;

[Code]....

but I like to form my chain directly from datatable, not rely on a datagrid.

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Data Controls :: Export Database (DataTable) To CSV File With Decimal Places In C#

May 7, 2015

When I am Exporting CSV Using Reader,Here Attached Coding for your reference,

PrecisionColumns = New String() {"Salequantity", "Salevalue", "Purchasequantity", "Purchasevalue", "Stockvalue"}
If Trim(Rdr.GetValue(I).ToString() <> "") Then
csv += Format(CDbl(Rdr.GetValue(I).ToString()), "0.00").Replace(",", ";") + ","c
End If
csv += vbCr & vbLf
Response.Write(csv)
... ...

I get precision in CSV file ,but when i open the csv file in excel Precision not showing, how to show precision on excel sheet...

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Forms Data Controls :: Database Won't Update Correctly?

Aug 9, 2010

Sometimes the database clears everything and keeps the original status record.I don't know why this won't update,

[Code]....

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Forms Data Controls :: Update Image In Database?

Sep 24, 2010

How do I view rows in a table and then be able to update the image stored on the database for that specifc row?

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Forms Data Controls :: Update A Table In A Database?

Dec 16, 2010

Am trying to build a page that will display one record at a time. That is the user searches a records table and the page displays the record. Than when the user us done making any changes and clicks save, i want the page to update the records table. So far, i have the page displaying the search results, but the save functionality is not working. Actually after changing an entry and the save button is clicked, the records change are currently reverting back to the old data that they want to change it from. How do i go about updating the records in the database? Here is the code that I have been able to come up with so far.

[Code]....

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Forms Data Controls :: Update Database Using Data From Dropdownlist On Gridview C#?

Dec 1, 2010

update database using data from dropdownlist on gridview C#

<asp:GridView ID="GridView" runat="server" AutoGenerateColumns="False"

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Forms Data Controls :: Update Database After Select A Row In Gridview?

Jan 22, 2010

I am using button field in gridview after user clicking a button data in the row want to add in my database table. i am using a storedprocedure to fill a data in grid achieve . i didnt know how to add a row field in database .

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Forms Data Controls :: Refresh Update Panel When Database Changes

Sep 10, 2010

I have an admin page in which I need to change the list whenever a user signs up on our web site.How can I put and event to MySql database so that whenever the count of a table row changes it refreshes my update panel for me to see the new user.

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Forms Data Controls :: Database Can't Update In Edit Mode

Aug 16, 2010

My gridview was working just fine until I converted the Officer Report collum to a templatefield so I could have a multiline text box. Now when I go into edit mode and press update, it doesn't update. I don't know what I am missing here?

[Code]....

Here is the datasource information.

[Code]....

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Forms Data Controls :: Gridview Button To Update Database?

Jan 29, 2010

I have a gridview with a button and when this button is pressed i want to update a database record that corresponds to that gridview post.

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Forms Data Controls :: Using A Formview To Update A Database With A Insert Button

Jan 5, 2011

I am *VERY* new to ASP.net. This may seem simple to you all, but I'm really lost. I have a small sized page with three text boxes (part of the InsertItemTemplate) of a formview, and a slightly modified link the system generated to submit the data to be inserted in the database:

[Code]....

If this page is run, it inserts the data into the database fine, clears the form and sits there. I want it to return a simple "Thank you" page in a window of the same size, with a Close Window buttom at the bottom to close the window:

[Code]....

When I set the postbackurl property on the first page, everything appears to work, except the write is never done to the database. If I remove the postback, it works as it did previously.

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Forms Data Controls :: Click The Link In Gridview Will Update The Database?

Jan 24, 2011

through clicking the title from gridview it willl update the status of the lecture from 0 to 1

0 means new while 1 means already opened..

this is my code

[Code]....

[Code]....

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Forms Data Controls :: Update MySQL Database Checkbox Value In Gridview

May 5, 2010

I have been stuck on this for a while and I can't seem to get it to work despite looking for answers in books and all over the web, so I hope perhaps you all can help me figure this out...

Here's what I'm trying to do....

I have some information in a simple product database displaying in a gridview table. One of the columns is a row of checkboxes indicating whether the item has been discontinued or not. When the row gets updated, it needs to update the checkbox value in the database.

1. It needs to be disabled until the row is getting edited.

2. Send the string value of 0 or 1 to the database when the row is updated.

Here's the code for the sql datasource and the gridview part in question...

<asp:SqlDataSource ID="SqlDataSource1" runat="server"
ConnectionString="<%$ ConnectionStrings:sqlDataMaster %>"
ProviderName="<%$ ConnectionStrings:sqlDataMaster.ProviderName %>"
SelectCommand="SELECT ID, ProductName, ListPrice, Discontinued FROM Products"
UpdateCommand="UPDATE Products SET ProductName=@ProductName, ListPrice=@ListPrice, Discontinued=@Discontinued WHERE ID=@ID"
DeleteCommand="DELETE FROM Products WHERE ID=@ID">
<UpdateParameters>
<asp:Parameter Name="ID" Type="Int32" />
<asp:Parameter Name="ProductName" Type="String" />
<asp:Parameter Name="ListPrice" Type="Double" />
<asp:Parameter Name="Discontinued" Type="Boolean" />
</UpdateParameters>
<DeleteParameters>
<asp:Parameter Name="ID" Type="Int32" />
<asp:Parameter Name="ProductName" Type="String" />
<asp:Parameter Name="ListPrice" Type="Double" />
<asp:Parameter Name="Discontinued" Type="Boolean" />
</DeleteParameters>
</asp:SqlDataSource>
<asp:GridView ID="GridView1" runat="server" AllowPaging="True"
AutoGenerateColumns="False" AllowSorting="True"
DataSourceID="SqlDataSource1" CellPadding="3"
GridLines="Vertical" BackColor="White" BorderColor="#999999"
BorderStyle="None" BorderWidth="1px"
DataKeyNames = "ID">
<Columns>
<asp:CommandField ShowSelectButton="True" ShowEditButton="true" ShowDeleteButton="true" />
<asp:BoundField DataField="ID" HeaderText="Product ID" SortExpression="ID" ReadOnly="true" />
<asp:BoundField DataField="ProductName" HeaderText="Product Name"
SortExpression="ProductName" >
<ItemStyle HorizontalAlign="Left" />
</asp:BoundField>
<asp:BoundField DataField="ListPrice" DataFormatString="{0:c}"
HeaderText="Unit Price" SortExpression="ListPrice" />
<asp:TemplateField HeaderText="Discontinued" ItemStyle-HorizontalAlign="Center">
<ItemTemplate>
<asp:CheckBox id="Discontinued" runat="server"
Checked='<%#Convert.ToBoolean(Eval("Discontinued")) %>' />
</ItemTemplate>
<ItemStyle HorizontalAlign="Center"></ItemStyle>
</asp:TemplateField>
</Columns>
<FooterStyle BackColor="#CCCCCC" ForeColor="Black" />
<PagerStyle BackColor="#999999" ForeColor="Black" HorizontalAlign="Center" />
<SelectedRowStyle BackColor="#008A8C" Font-Bold="True" ForeColor="White" />
<HeaderStyle BackColor="#000084" Font-Bold="True" ForeColor="White" />
<AlternatingRowStyle BackColor="#DCDCDC" />
</asp:GridView>

Here's a live version for you to look at...

http://homeworksite.mythandmagicstudios.com/homework4/proj3/default.aspx

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Forms Data Controls :: Update Database Field With Textbox OnChange?

Jan 20, 2010

I've been searching for a tutorial or example on how to update my database when I change the text in the textbox that is in a DataList?

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Forms Data Controls :: Update, Delete, Insert Options In Database

Sep 16, 2010

I have two databases. When I am using MS Visual Web Developer, I can drag the table onto the webpage and it gives me check boxes to Insert, Update, Delete,...When I do the exact thing using the other database, it only has check boxes forpaging, sorting and selection. What is the difference? I seem to have all teh same permissions in both databases.

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