Re: Postgres insert performance and storage requirement compared to Oracle

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On Mon, 2010-10-25 at 11:12 -0700, Divakar Singh wrote:

> My questions/scenarios are:
> 
> 1. How does PostgreSQL perform when inserting data into an indexed
> (type: btree) 
> table? Is it true that as you add the indexes on a table, the
> performance 
> deteriorates significantly whereas Oracle does not show that much
> performance 
> decrease. I have tried almost all postgreSQL performance tips
> available. I want 
> to have very good "insert" performance (with indexes), "select"
> performance is 
> not that important at this point of time.

Did you test?

> 
> 2. What are the average storage requirements of postgres compared to
> Oracle? I 
> inserted upto 1 million records. The storage requirement of postgreSQL
> is almost 
> double than that of Oracle.

What was your table structure?

Joshua D. Drake


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