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Update in Grid

Hello Everyone, I am new to LINQ, i am finding problem to update records. I've bind a grid with query which returns different record set by using Joins between 3 tables. I am unable to update record. Can anyone help me to solve this problem. I am provideing a code snippest through which i am trying...

Posted to Data Presentation Controls (Forum) by zeeshanfawad on 12-24-2008, 12:00 AM
Filed under: Visual Studio 2008, Visual Studio 2008 ASP.Net C# Production Website web application IIS web server SQL Server, linq object datasource, LINQ to Objects, linq to sql, linqdatasource, LINQ, linq dal
How do you make where parameters optional on a LINQDataSource?

Hello, I've been struggling with this, and I think it's mainly because of my lack of .net experience... OK, so I have a Gridview and two text input boxes, and a search button. I setup a Ling to SQL data context with merely one table in it. Then, I setup a linqdatasource for this context to use...

Posted to Data Presentation Controls (Forum) by PhilipAndrew08 on 11-10-2008, 12:00 AM
Filed under: parameter, variables methods, vb 2003, VB 2005, vb.net, vb2003, "gridview" edit select eventhandling: "boundfields":"gridview": "edit", .NET 3.5, .NET Gridview Problems, .NET GridviewHelper Class Problems, ASP.NET 2008 GridView Columns, ASP.Net 3.5, asp.net 3.5 datalist ajax, Grid view Linq to SQl problem, grid view paging, Grid view Partial Methods problem, grid view row, Grid view Row Color, griddview, grididview, grididview columns, LINQ DetailsView Default database cannot insert null, LINQ Dynamic Data, LINQ SQL-to-LINQ DataGrid DetailsView, linq textbox query, LINQ WhereParameters, LinqDataSource, LinqDataSource GridView FormView Update, linqdataSource gridview update, LinqDataSource Linq, linqdatasource listview, where, linq, .aspx.vb, grididview in firefox, gridvew, GridVew data bind, gridvew dynamic data bind, gridvew paging, parameters, VB, grid view panel size, LinQ Sorting DataView
C# and Linq --> Operator '>=' cannot be applied to operands of type 'int' and 'System.Linq.IQueryable<int?>

Hi, I'm pretty new to the world of programming, but i tried searching the web after an answar but keeps coming up empty. So, I'm stuck. So, the school assignment is to build a booking-application for a hotel. At the moment, it just consists of two calendars (end date/start date), two dropdownlists...

Posted to Data Access and ObjectDataSource Control (Forum) by FreddieBoo on 10-09-2008, 12:00 AM
Filed under: linq liqdatasource, LinqDataSource, linq
LinqDataSource and Booleans

I'm using a LinqDataSource Control that references a table with a column of type bit. I'm trying to filter only rows that have a false value for this column. When I add a where clause in the LinqDataSource, I get an exception: String was not recognized as a valid Boolean. So far I've tried...

Posted to Data Presentation Controls (Forum) by WoogyChuck on 09-17-2008, 12:00 AM
Filed under: LinqDataSource, linq
Dynamic LINQ Objects

I have spent quite some time Googling and looking around for anything relatively related to my subject, and have found very little. My scenario is this: I want to use LINQ in a web application, BUT I need the ability to dynamically create a Data Context, I believe it's called? The .dbml file that...

Posted to Data Access and ObjectDataSource Control (Forum) by JMoore5268 on 09-17-2008, 12:00 AM
Filed under: Query, sql, Visual Studio 2008, "Linq to Sql" LinqDataSource, .NET 3.5 SP1, asp.NET 3.5, asp.net 3.5 Linq, C#, data Acces, Data Access, Database, dynamic LINQ, LINQ in Action, Linq query, LINQ SQL Dynamic predicate builder, Linq to SQL, LinqDataSource, database connection, Linq, linq ado, LINQ databasecontext dbml, LINQ databasecontext dbml System, 3.5, Data Access connections, Data Access Application block, linq databasecontext
LinqDataSource insert parameters not working on my host.

Hi all I'm a novice in the web arena so please be kind. I'll try and tell the entire story as I'm not sure whats important and what's not. I wrote a simple asp 3.5 web site, where I have a LinqDataSource object that is connected to a FormView that I use to insert new rows to my DB. When...

Posted to Data Access and ObjectDataSource Control (Forum) by weismana on 09-02-2008, 12:00 AM
Filed under: linqdatasource, LINQ
Slow LINQ database updates

Hi, I am working with LINQ for the first time and everything seems to work except that I got a performance problem which I need some help on. I am inserting a new record in my database. Then I use the record's primary key to name some of the pictures. (which are not stored in the database but on...

Posted to Data Access and ObjectDataSource Control (Forum) by dtromp on 08-25-2008, 12:00 AM
Filed under: Database, LINQ in Action, LinqDataSource, LINQtoSQL, database connection, Linq, LINQ databasecontext dbml, 3.5, linq sql asp.net data compiler error, linq databasecontext
Updating LinqDataSource with a TemplateField column of GridView

Hi, i cannot understand where i'm wrong. Update simple doesn't work. Pressing "update" button do the postback, but original value for column Description is shown. This my simple and clean datasource + a TemplateField column. Table Field(Id, Name, Description) : <asp:LinqDataSource...

Posted to Data Access and ObjectDataSource Control (Forum) by Gremo on 07-17-2008, 12:00 AM
Filed under: asp.net 3.5 Linq, linq not updating, Linq to SQL, LinqDataSource, LINQtoSQL, Linq
Problem with overriding Delete on LinqDataSource

Hi I am trying to use a custom delete method with the LinqDataSource with no success. I use a stored proc to "soft delete" records with a foreign key. Records not in use are perminantly deleted from the table. The proc returns a bool flag to show if the record has been soft or hard deleted...

Posted to Data Presentation Controls (Forum) by Overmars on 07-01-2008, 12:00 AM
Filed under: LINQ Dynamic Data, LinqDataSource, LinqDataSource GridView FormView Update, linq, LinqDataSource Linq
LinqDataSource & stored procs & select params

Hi I have read that when using stored procs with the LinqDataSource, you need to use the Selecting Event eg: protected void linqDSReport_Selecting( object sender, LinqDataSourceSelectEventArgs e) { ADataContext aDataContext = new ADataContext(); var report = ADataContext.AReport(); e.Result = report...

Posted to Data Access and ObjectDataSource Control (Forum) by Overmars on 05-28-2008, 12:00 AM
Filed under: LinqDataSource, Linq

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