From: | Andreas Kretschmer <akretschmer(at)spamfence(dot)net> |
---|---|
To: | pgsql-novice(at)postgresql(dot)org |
Subject: | Re: Partitioned tables and triggers |
Date: | 2012-04-06 07:48:07 |
Message-ID: | 20120406074807.GA4799@tux |
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Lists: | pgsql-novice |
mephysto <mephystoonhell(at)gmail(dot)com> wrote:
> Hello to everyone, yesterday I created my first montly partitioned table with
> its insert trigger following the specific manual page.
>
> At the moment table seems to work correctly, but I have some doubts:
>
> 1 - After an insert operation, I can see data either in master and in child
> table. Is this a normal behavior?
Yeah, but you can say 'select ... from ONLY ...'
> 2 - I created only insert trigger, but not update and delete. Do I need also
> these triggers to managing data correctly?
Depends. Is this a insert-only - table, or do you have updates/deletes?
> 3 - When a BEFORE INSERT trigger function execute in its turn an INSERT
> operation, are the origina INSERT executed or not? Are the data inserted in
> master table also, and not only in child table?
Your INSERT-Function should return NULL to avoid insert into the
main-table.
Andreas
--
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unintentional side effect. (Linus Torvalds)
"If I was god, I would recompile penguin with --enable-fly." (unknown)
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