Note however that Oracle offeres full transactionality and does in place row updates. There is more than one way to do it.
Cheers
Dave
On Mar 21, 2010 5:43 PM, "Merlin Moncure" <mmoncure@gmail.com> wrote:
On Sat, Mar 20, 2010 at 11:47 PM, Andy Colson <andy@squeakycode.net> wrote:
> Don't underestimate my...for non trivial selects (myisam has no transaction overhead so can
usually edge out pg in row by row ops), and without taking multi user
issues into account, it's often going to come down to who generates a
better plan. postgres has more plan options and a better statistics
model and can usually beat mysql on many types of selects.
updates w/myisam are where mysql really shines in single user apps.
the reason is obvious: no mvcc means the heap can often be updated in
place.
merlin
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