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	| Rank: Newbie Groups: Member
 
 Joined: 1/25/2008
 Posts: 3
 
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		    I use your example “CheckBox Column” that lets you delete item of the grid. I would like to know how to delete these items also in my database. To remove the items I need two keys that are not displayed in the grid, I can put them in a non-visible or not ?
 -
 JL
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	| Rank: Administration Groups: Administration
 
 Joined: 5/27/2007
 Posts: 24,425
 
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		    Hi Joffrey, The Grid can store one non-visible KeyField for you:http://www.essentialobjects.com/ViewDoc.aspx?t=EO.Web.Grid.KeyField.html If you need two, you can create a computed field based on those two fields in your SQL statement, using something like "SELECT KEY_FIELD1 + KEY_FIELD2 as KEY_FIELD, ....". Thanks
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	| Rank: Newbie Groups: Member
 
 Joined: 1/25/2008
 Posts: 3
 
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		    Hello,
 Thank you very much for your answer.
 Now I use a single key but I can’t recover it for the line that I want. This is my code:
 
 protected void Button1_Click(object sender, EventArgs e)
 {
 foreach (GridItem item in this.Grid1.DeletedItems)
 {
 // The key of item is ???
 }
 }
 
 It’s possible to recover the key of “item” that I want ?
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	| Rank: Administration Groups: Administration
 
 Joined: 5/27/2007
 Posts: 24,425
 
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		    Hi Joffrey,
 Please check the reference page in my previous page. The same contents are also available as a .chm file on your local machine. It's explained quite clear there!
 
 Thanks
 
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