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11856io
2013 Feb 05
2
Possible sort optimization (?)
Maybe this is just noise... but I can reproduce this fairly reliably.
Mailbox with 21,000+ messages
This query:
a UID SORT RETURN (ALL COUNT) (DATE) UTF-8 SUBJECT "foo"
is always about 10 percent slower than this split query (I've done
this 4-5 times, and the numbers are similar):
a UID SEARCH RETURN (SAVE) CHARSET UTF-8 SUBJECT "foo"
b UID SORT RETURN (ALL COUNT)