Updating a row in linq to sql
I am developing a web application which retrieves data from an SQL database using LINQ to SQL extension methods.
When a user registers, a record is inserted into a table called ' Members' which holds their details.
NET Framework 3.5 release, and which enables you to easily model relational databases using . You can use LINQ expressions to query the database with them, as well as update/insert/delete data.
Below are the first three parts of my LINQ to SQL series: In today's blog post I'll cover how we we can use the data model we created earlier, and use it to update, insert, and delete data.
'Profiles' has a column called 'Picture' which is initially left null, and after registration the user has the option of uploading a picture to be stored in this column as the Image binary data type.
Member ID is not returning the correct type if the "Profile" object has it's Member ID property as an Int64 and the Http Manager.
Developers using Visual Studio can use the Object Relational Designer to develop stored procedures for the same purpose. try catch (Exception e) ' Query the database for the row to be updated. Microsoft is conducting an online survey to understand your opinion of the Msdn Web site.If you choose to participate, the online survey will be presented to you when you leave the Msdn Web site. Data Classes1Data Context db = new Data Classes1Data Context(@"sqlserver"); db. At the moment it is running the method, gathering the relevant data then entering it in as a new row in both tables.Any help would be appreciated :) It's creating a new db entry each time because you are making a new server object each time, then calling Insert On Submit() - which inserts (creates) a new record.