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Re: difference in query plan when db is restored

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No change I'm afraid :(  

-----Original Message-----
From: Tom Lane [mailto:tgl@xxxxxxxxxxxxx] 
Sent: 17 May 2012 22:59
To: John Watts
Cc: pgsql-general@xxxxxxxxxxxxxx
Subject: Re:  difference in query plan when db is restored 

"John Watts" <jwatts@xxxxxxxxxxxxxxxxxxxx> writes:
> I have a database query which executes normal (under 1s) with 21 steps

> according to the query paln. However, when the database is dumped and 
> restored on the _same_ PostgreSQL server, the query plan takes 34 
> steps to complete and it executes in excess of 90 seconds!

Usually you need to ANALYZE after restoring from a dump ...

			regards, tom lane

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