Bill Moran wrote:
> On Fri, 9 Nov 2007 11:11:18 -0500 (EST)
> Greg Smith <gsmith@xxxxxxxxxxxxx> wrote:
>> On Fri, 9 Nov 2007, Sebastian Hennebrueder wrote:
>>> If the queries are complex, this is understable.
>> The queries used for this comparison are trivial. There's only one table
>> involved and there are no joins. It's testing very low-level aspects of
>> performance.
>
> Actually, what it's really showing is parallelism, and I've always
> expected PostgreSQL to come out on top in that arena.
Isn't it showing Postgres winning even without parallelism.
At 1 threads, Postgres looks like 800TPS where MysQL comes
in at about 600TPS on their Opteron charts.
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TIP 9: In versions below 8.0, the planner will ignore your desire to
choose an index scan if your joining column's datatypes do not
match
