I want to be able to wrap a gridview row delete in a try catch and display a nice error message on the screen or try to stop the delete from happening in certain circumstances. At the moment, I am getting foreign key violations in the database. So I either want to stop the delete from happening if there are child records or catch the ...
I'm engaged in a C# learning process and it is going well so far. I however just now hit my first "say what?" moment. The DataTable offers random row access to its Rows collection, not only through typical collections behavior, but also through DataTable.Select. However I cannot seem to be able to tie this ability to DataRow.Delete. So ...
I only want to update 1 row (id) and only IF the status is == to stat UPDATE link_list SET status=0 WHERE id=@id AND status=@stat; Now i want to delete all rows but ONLY if the above was affected, how do i change the below to only delete if the above was affected? DELETE link_list WHERE linkId=@id; ...
I have two tables called TableA and TableB. TableA has the following fields: TableA_ID FileName TableB has the following fields: TableB_ID TableA_ID CreationDate There is a foreign key link between the two tables on the TableA_ID field I need to delete records from both tables. I need to look at the “CreationDate” on TableB and ...
Hi all, PLATFORM: PHP, mySQL & jQuery WHAT I HAVE: I have a Database table. Within my application, I am able to fetch all the rows. When I am querying the database, I have set the records fetch limit as 30, but that can be changed via a dropdown list. So consider that I am fetching upto 30 rows of data in a single query and displayin...
How do I delete a record using Linq to SQL using only the primary key, without having to retrieve the exsting record from the database? ...
Hi I wanna delete records from child tables as well as parent table with in a single query. please find the query given below. here response header is the primary table and responseid is the primary key. DELETE FROM responseheader FROM responseheader INNER JOIN responsepromotion ON responseheader.responseid = responsepromotion....
I am having problems with deleting all records in a table with VB.NET. I am using this code to delete all records in the Contacts table For Each contact In database.Contacts database.Contacts.DeleteOnSubmit(contact) Next But I get this error Can't perform Create, Update or Delete operations on 'Table...
What is the real difference b/w DeleteAllOnSubmit and deleteonSubmit and which one is more appropiate to use? ...
Hi, I have a table with HTML constructed using my servlet class. When trying to delete a row in this table using a javascript function I must first of all put different id to separate elements.and i resolove it with hidden type like that: retour.append("<td>"); retour.append("<input type=\"hidden\" id=\"id_"+nomTab+"_"+compteur+"\" val...
I have a little personal webapp that I'm working on. I have a link that, when clicked, is supposed to make an ajax call to a php that is supposed to delete that info from a database. For some unknown reason, it won't actually delete the row from the database. I've tried everything I know, but still nothing. I'm sure it's something incred...
Hey, I know this is bit of a strange one but if anyone had any help that would be greatly appreciated. The scenario is that we have a production database at a remote site and a developer database in our local office. Developers make changes directly to the developer db and as part of the deployment process a C# application runs and pro...
I have a core data recipe object that contains an ordered list of ingredient objects. The ingredients are displayed as a list in a UITableView. When the user cancels editing of the table view, I call rollback on the MOC, which may restore some ingredients (any that the user has deleted) and remove others (any that the user has added). ...
Hi, I have a table containing the scores of my game CREATE TABLE Scores ( PlayerName varchar(50), LevelId integer, Score integer, Difficulty integer ); and I would like to always limit the number of score entries to 10 elements (for a specific level, and difficulty) So when the score table has 10 entries (for a specific lev...
Tools for my website. Visual Studio 2010 SQL Management Studio asp.net visual basic.net I am using GridView. Because of my search code I am not able to use the automatic delete function that GridView has to offer. I clicked on GridView, said "Add New Column" and added a checkbox column. I want to be able to check one or more boxes an...
Hi, I need to delete some rows from table where indexes are equal indexes in table variable declare @m_table as table ( number NUMERIC(18,0) ) ... inserting some rows into @m_table ... DELETE ct FROM [dbo].[customer_task] ct inner join project_customer pc on pc.id_customer = @m_table.number inner join cust...
I have the following code and it does not delete the rows, it asks me to save over the current workbook but nothing is saved and EXCEL.EXE continues to run in Task Manager: protected void OpenExcelWorkbook(string fileName) { _app = new Excel.Application(); if (_book == null) { _books ...
I have subclassed a tableview cell and added a couple of labels and images to the custom cell. [self.contentView addSubview:lblDesc]; [self.contentView addSubview:imagesToDisplay]; When i edit the tableView and press the "-" sign the delete button appears on top of the image and other contents. Some other apps squeeze the...