From: Stephen Frost <sfrost@snowman.net>
To: Emi Lu <emilu@encs.concordia.ca>
Cc: pgsql-performance@postgresql.org
Subject: Re: autocommit (true/false) for more than 1 million records
Date: Fri, 22 Aug 2014 17:00:18 -0400
Message-ID: <20140822210018.GZ16422@tamriel.snowman.net> (raw)
In-Reply-To: <53F7ACF4.1010604@encs.concordia.ca>
References: <53F7ACF4.1010604@encs.concordia.ca>
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* Emi Lu (emilu@encs.concordia.ca) wrote:
> Hello,
>
> Trying to insert into one table with 1 million records through java
> JDBC into psql8.3. May I know (1) or (2) is better please?
>
> (1) set autocommit(true)
> (2) set autocommit(false)
> commit every n records (e.g., 100, 500, 1000, etc)
It depends on what you need.
Data will be available to concurrent processes earlier with (1), while
(2) will go faster.
Thanks,
Stephen
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To: pgsql-performance@postgresql.org
Cc: sfrost@snowman.net, emilu@encs.concordia.ca
Subject: Re: autocommit (true/false) for more than 1 million records
In-Reply-To: <20140822210018.GZ16422@tamriel.snowman.net>
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