Re: Slow delete/insert.

> It takes 6 minutes to ingest the data with an empty
> database and 25 minutes (wall time) if all the data is
> already in the database.
> The processing is done as follows:
> 1. Start transaction
> 
> 2. check if message is in table 1 and if so delete
> records from table 1(1 row),2(2 rows),3(30 rows),4(50
> rows).
> 
> 3. split the message and insert the date in table 1(1
> row),2(2 rows),3(30 rows),4(50 rows)
> 
> 4. end transaction

Put more inserts into a single transaction


> 
> I need some suggestions so that I can ingest the data
> faster. with the same computer and disks. We are
> running redhat 7.2 on the server and I am using the c
> interface to write the data to the server.

What version of PostgreSQL?

Joshua D. Drake

> 
> Thanks for any help,
> Thor.
> 
> __________________________________________________
> Do You Yahoo!?
> Tired of spam?  Yahoo! Mail has the best spam protection around 
> http://mail.yahoo.com 
> 
> ---------------------------(end of broadcast)---------------------------
> TIP 5: don't forget to increase your free space map settings
> 


-- 

    === The PostgreSQL Company: Command Prompt, Inc. ===
Sales/Support: +1.503.667.4564 || 24x7/Emergency: +1.800.492.2240
    Providing the most comprehensive  PostgreSQL solutions since 1997
              http://www.commandprompt.com/