How can i save the datatble back to my database?
First i selected some rows from database then using adp.Fill(DT) i filled datatable then i closed connection.
Then i made changes in this datatable in some rows & now i wonder how can i send this rows back to database?
NOTE:-i modified my datatble using FOR loop .and i set cells to someother values like dt.rows[2][2]="anything i want";
I am trying to populate a gridview using two tables. I also have a strongly typed dataset and used the method on this page: [URL] the problem is that, when i try to use two table the gridview does show up (I checked through debugging that the datatable comes back as empty).
View 2 RepliesI have a form where users upload a file (csv), then the server does some processing, and generates a datatable. the table will be shown in grid. however, the table's column is unknown, and sometimes, the table is huge. I need show this table in another form.
It seems session variable is not good for this since the table maybe huge. is there a way to write this table to sql, then load it again in the other form?
I have written a website in ASP.NET with a back-end database using SQL Express 2008. My database is created and put in the App_Data folder. It is ok when it runs on my local machine. However, when I upload to the web server, I got the error: An attempt to attach an auto-named database for file C:Documents and ettingsDesktopProject2_ISAM5337App_DataEvent.mdf failed. A database with the same name exists, or specified file cannot be opened, or it is located on UNC share. By the way, I notice a same probelm : When I move my project to a location which is different from specific path for my database, I got the same error message .
View 1 RepliesI want to reformat one column in database. So that I've used strong typed dataset by drag and drop in VS 2008. When I've already updated all data in dataset, I call method update() of table adapter to perform update my modified data of dataset into database. But it doesn't work.
Below is my code
[Code]....
The RemoveWhiteSpace(string input) is my function to remove special characters from dataset.
If I have a DataTable (in-memory) read by my C# program from a flat file, and I want to create it as a new table in a SQL Server database... what is the simplest way to do that?
It seems like something like SqlBulkCopy with an option to create a new destination SQL server table would be on my line of thinking, but I dont see a way.
[URL]
How can I Edit/Update, Delete and save record to database
I've just discovered the AJAX ReOrder list. So far, I've been able to pull data from the DB, and in the browser I can reorder the items; but how do I save the new order? Here's my code so far:
[Code]....
[Code]....
Refer to datatable columns with database column names?
i'm new to programming and i'm doing a project of ana e-store, i have a data gridview that brings data from a data base and it have to more templeate files one a textbox and the other one is a label. and i have a button outside the grivdview. what i need that when i press on this button it will take the values from the grid view and insert them into a new sql table.
[Code]....
and here is the VB code that i'm trying to use with no luck : [Code]....
how can i save text introduced in textboxes to a database in visual studio 2010? Data base is managed with sql management studio 2008..
View 3 Replieshow i can save a file into my mysql database..
i want to save a file into database not the path..
i want to save one excel file in sql database in some column and same i want to retrive . for this i am using file upload control to upload a file.
i did follwoing
i defined one column in sql for storing the file with datatype. image
when i am inserting a document in this column "<Binary data>" this value is showing.
and when i trying to retrive this file.In the file "System.Byte[]" text is coming in a cell.
I am storing excel file in database
code to insert a Excel file in database:
Int32 File1Length = this.FileUpload1.PostedFile.ContentLength;
String File1Type = this.FileUpload1.PostedFile.ContentType;
Stream File1Stream;
File1Stream = this.FileUpload1.PostedFile.InputStream;
[Code]....
I've this checkboxlist with different sports items inside (Example Swimming, Floorball, Basketball and etc). Users are able to check/tick more than one item as they may be interested in lots of different sports. However, I realised that I'm not able to save all the items that the user has checked into the database; only an item will be saved. How can I save all the items that the user has checked into the database?The codes I'm implementing now:cblSportsInterest.SelectedValue (to save the value into the database)
View 4 RepliesI have a variable in the database "Amount". Data type is a float, but if I write 10.00, save 10 This is not good.
I want to save the database 10,00, and not 10.
I'm using ASP.NET 3.5 and Visual Studio 2008 C#.
I'm creating a website and currently making tests for registration. I've manage to create a registration form in the web site and save what the user inputs in the textboxes into a sql server 2008 database.
One of the fields is Password. What I want know is how do you save the password into the database but the database stores it encrypted. That way I'm just able to see the password encrypted. Then when I make a log-in form how to validate the password input by the user with the encrypted one and give a succesful login.
how can we save the uploaded file path in to database and then retrieve it in gridview as a link so when user click on that it will open that file in browser.
View 8 RepliesHow to retrieve the data from the session (Dataset) and save it into a database
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I am doing update query to edit my records and save to my database...I am getting the query expression exception...syntax error (missing operator) in query expression 'WebLogin=krish'.
string strUserName = Request.QueryString["UserName"].ToString();
DateTime dateTimeNow = DateTime.Now;
string ConnString = ConfigurationManager.ConnectionStrings["Data"].ConnectionString;[code]....
I am getting the exception syntax error (missing operator) in query expression 'WebLogin=krish'.
i have the dataset with one table.Table contains three column like 'Name','Location','Pin'.I would like to move the data from another table based on schema.
View 2 RepliesI have two datatables, I want to get all records which are in one datatable but all matching records which exist in another datatable should not be available.
In terms of set, you can say that record which are in 1st datatable but not in 2nd DataTable.
Is it possible to convert a datatable into binary data and save it into on a binary field on database?
View 2 RepliesHow To Save Video files into folder and save path only into database in asp.net using c#.
View 1 RepliesI need to remove the data stored in the cache after few minutes (Output and Data Cache).
My concept is binding data from server, storing it in to cache and displayed in the gridview, after a 10 seconds when the button is clicked the cache data should removed and need to show null like nothing. I have build some basic of code, how to get perfectly. I am new to dotnet.
find the below required points and attachments of asp.dot net code and sql query.
1. When page load, gridview should display using Cache.
2. when Clear Cache Button after 10 second from pageload is clicked then the gridview should go hide
3. Reload Cache Button is clicked the gridview again load.
Default.aspx
Default.aspx.cs
usingSystem;
[Code]......
i have a problem that is, I am calling data form database in agrid view and taht gridview contain both bounded and unbouded field now i wat to send this grid view data back to a datatable is it possible if yes then how?
View 2 Replies