| From: | Bruno Wolff III <bruno(at)wolff(dot)to> |
|---|---|
| To: | Fourat Zouari <fourat(at)gmail(dot)com> |
| Cc: | "Jim C(dot) Nasby" <jim(at)nasby(dot)net>, Bricklen Anderson <banderson(at)presinet(dot)com>, pgsql-novice(at)postgresql(dot)org, pgsql-admin(at)postgresql(dot)org |
| Subject: | Re: Copying data from table to table (cloned tables) |
| Date: | 2006-10-11 15:14:39 |
| Message-ID: | 20061011151439.GA11039@wolff.to |
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| Lists: | pgsql-admin pgsql-novice |
On Wed, Oct 11, 2006 at 13:30:22 +0200,
Fourat Zouari <fourat(at)gmail(dot)com> wrote:
> what's the benefits using a serialized trans ?
All of the queries in the transaction see a consistant view of the database.
So that two identical select queries will return the same information
within a serialized transaction. (As long as the current transaction doesn't
make any changes between the two selects that would affect their output.)
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