permissions

8 07 2011

Resetting Item Level Permissions Programmatically

Jimmywim | c#, performance, permissions, sharepoint | 0

As part of my series of blog posts on item level permissions, I thought I’d post a quick note on “resetting” item-level permissions on a list. This can be done using the method SPListItem.ResetRoleInheritance() on the list item in question. This will reset any item level permissions on this item to inherit from the List […]

23 03 2011

SharePoint 2010 Performance with Item Level Permissions Part 2

Jimmywim | performance, permissions, sharepoint, sharepoint 2010 | 4

So why the hell’s it so slow?This post follows on from my last one when I looked at the developer dashboard to gain insight into where the performance issues came from when you have a large list with lots of item level permissions. In this post I’ll take a deeper look, using the SQL Server […]

10 03 2011

SharePoint 2010 Performance with Item Level Permissions

Jimmywim | c#, curiosity, development, performance, permissions, research, sharepoint, sharepoint 2010, testing | 6

Tonight’s little project was inspired by a conversation on Twitter with @WonderLaura and @Toddklindt. Laura had asked about the implications of lots of item-level permissions in a big list in SharePoint (here), to which Todd replied with this, and followed up with this and this. So this got me thinking: where is the performance bottleneck […]