> -----Original Message-----
> From: Tom Lane [mailto:[EMAIL PROTECTED]
> Sent: Wednesday, March 02, 2005 4:30 PM
> To: Ken Egervari
> Cc: pgsql-performance@postgresql.org; 
> Subject: Re: [PERFORM] Help with tuning this query (with 
> explain analyze
> finally)
> [...]
> Well, what it suggests is that gettimeofday() is only 
> returning a result good to the nearest millisecond.  (Win32
> hackers, does that sound right?)

No.  There's no such thing as gettimeofday() in Win32.  So it
must be making some other call, or perhaps an emulation.

> [...]
> Most modern machines seem to have clocks that can count elapsed
> time down to near the microsecond level.  Anyone know if it's 
> possible to get such numbers out of Windows, or are we stuck with
> milliseconds?

QueryPerformanceCounter() is your friend.


David B. Held
Software Engineer/Array Services Group
200 14th Ave. East,  Sartell, MN 56377
320.534.3637 320.253.7800 800.752.8129

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