Re: [PERFORM] Update using primary key slow

2005-10-27 Thread Tom Lane
Denis <[EMAIL PROTECTED]> writes: > [EMAIL PROTECTED] (Tom Lane) wrote in > news:[EMAIL PROTECTED]: >> The 183 msec is the time needed to *fetch* the row, not the time to >> update it. So it could well be that the other time is just the time >> needed to update the table and indexes. If this see

Re: [PERFORM] Update using primary key slow

2005-10-27 Thread Denis
[EMAIL PROTECTED] (Tom Lane) wrote in news:[EMAIL PROTECTED]: > Denis <[EMAIL PROTECTED]> writes: >> The following update was captured in the database log and the elapsed >> time was 1058.956 ms. A later explain analyze shows total run time >> of 730 ms. Although isn't the actual time to update

Re: [PERFORM] Update using primary key slow

2005-10-27 Thread Tom Lane
Denis <[EMAIL PROTECTED]> writes: > The following update was captured in the database log and the elapsed time > was 1058.956 ms. A later explain analyze shows total run time of 730 ms. > Although isn't the actual time to update the row 183 ms. Where is the > other 547 ms coming from? Updati