Re: use of pg_stat_database - Mailing list pgsql-hackers

From A. Kretschmer
Subject Re: use of pg_stat_database
Date
Msg-id 20090630113458.GG19653@a-kretschmer.de
Whole thread Raw
In response to use of pg_stat_database  (abdelhak benmohamed <abdelhak.benmohamed@yahoo.fr>)
List pgsql-hackers
In response to abdelhak benmohamed :
> Hellow,
> 
>  
> 
> I like to track the number of committed transaction for my database
> 
> So I use the following command
> 
> Select * from pg_stat_database;
> 
>  
> 
> The column xact_commit gives me the number of transaction committed
> 
>  
> 
> But if I execute the same command another time, the column xact_commit gives me
> an other number.

I can't reproduce that:

test=*# Select sum(xact_commit) from pg_stat_database; sum
-------73470
(1 row)

-- 5 minutes later:

test=*# Select sum(xact_commit) from pg_stat_database; sum
-------73470
(1 row)


> 
>  
> 
> Between the first select and the second select I don?t execute any transaction
> on my database

Autovacuum?


Andreas
-- 
Andreas Kretschmer
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