Tim Starling wrote:
Why are you all explaining to him how to delete his entire wiki? He asked how to clear the cache, not destroy the site.
Domas has explained to me via IRC that he was joking, although I think $dbw->query("delete from cur") is a joke likely to be lost on the average user.
Instead try:
wfQuery("delete from cur", DB_WRITE);
;)
-- Tim Starling