Ehab Galal wrote:
> I created a CMD_UTILITY, which upon being executed by the user should do
> the following atomically:
> 1- drops a table
> 2- deletes from another table all rows with a certain criterion: "DELETE
> FROM pg_t1 WHERE att = val"
> 3- deletes from a third table all rows with a certain criterion: "DELETE
> FROM pg_t2 WHERE att = val"
> I do the first step using ProcessUtility(). How can i do the 2nd/3rd steps?
> Any suggestions?
Don't do that. Instead, use performDeletion and register your tuples in
the pg_t1 and pg_t2 catalogs in pg_depend (using recordDependencyOn).
Alvaro Herrera http://www.CommandPrompt.com/
The PostgreSQL Company - Command Prompt, Inc.
In response to
pgsql-hackers by date
|Next:||From: Bruce Momjian||Date: 2006-12-21 22:11:54|
|Subject: Re: Release 8.2.0 done, 8.3 development starts|
|Previous:||From: Ehab Galal||Date: 2006-12-21 20:47:39|
|Subject: executing a dml within a utility|