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  #10  
Old 08 Dec 2012, 21:11
tsptom tsptom is offline
 
Join Date: Jan 2006
If anyone is interested, I found this on removing from sets. Seems to work...

UPDATE user
SET membergroupids=
TRIM(BOTH ',' FROM REPLACE(CONCAT(',', membergroupids, ','), CONCAT(',', 'value', ','), ','))
WHERE username = ....
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