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Emptying SharePoint-List the (quite) fast way

I already offered a solution to empty a SharePoint list at light speed

But this solution hast two big disadvantages:

  1. You cannot empty a list that has more entries thatn the allowed list view threshold (default is 5000)
  2. All Lookups will be lost

This solution has non of those drawbacks. It is much slower than that solution but also much faster than “normal” deletion of SPListItems or using a Caml-Query to do that.

Just be asure that this is not thread-safe. So make sure noone is writing into that list in the same time or that lines might not be deleted.

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Emptying SharePoint lists the ultra fast way

SharePoint is damn slow when deleting lines from lists. Each entry can take up to some seconds which isn’t nice when you have to delete thousands of lines.

Also no Trunc-Methode is available.

Other solutions found on the net creating xml-files to bulk delete aren’t very fast either.

That’s why I decided to write my own fast truncate-method for SharePoint-Lists. Continue reading