Re: [SQL] lost on self joins

2003-01-16 Thread Tomasz Myrta
Ross J. Reedstrom wrote: Finaly, a table to allow a many to many join called files_folders | files_folders x| ffid | folderid (fk to folders.folderid) | fileid (fk to files.fileid) Strange. Do you need this table? Can one file exist in several directories? If not, you can just

Re: [SQL] lost on self joins

2003-01-15 Thread Ross J. Reedstrom
On Wed, Jan 15, 2003 at 03:19:38PM -0500, Matthew Nuzum wrote: > > -Original Message- > > From: Tomasz Myrta [mailto:[EMAIL PROTECTED]] > > Sent: Wednesday, January 15, 2003 3:00 PM > > To: Matthew Nuzum > > Cc: [EMAIL PROTECTED] > > Subject: Re: [SQ

Re: [SQL] lost on self joins

2003-01-15 Thread Bruno Wolff III
On Wed, Jan 15, 2003 at 13:29:47 -0500, Matthew Nuzum <[EMAIL PROTECTED]> wrote: > > Can anyone suggest a way for me to get the information I need? I'm very > content to use a simple pl/pgsql function, however I don't know how I'd > use recursion there. Look at the tablefunc contrib package. I

Re: [SQL] lost on self joins

2003-01-15 Thread Matthew Nuzum
> -Original Message- > From: Tomasz Myrta [mailto:[EMAIL PROTECTED]] > Sent: Wednesday, January 15, 2003 3:00 PM > To: Matthew Nuzum > Cc: [EMAIL PROTECTED] > Subject: Re: [SQL] lost on self joins > >Finaly, a table to allow a many to many join called files_fol

Re: [SQL] lost on self joins

2003-01-15 Thread Tomasz Myrta
Matthew Nuzum wrote: Sometimes recursion makes my head spin... Imagine that I have a database that holds the structure of my filesystem. There is a table called files that contains every piece of info you would ever want to know about a file, including a unique ID called fileid. | files ===

[SQL] lost on self joins

2003-01-15 Thread Matthew Nuzum
Sometimes recursion makes my head spin... Imagine that I have a database that holds the structure of my filesystem. There is a table called files that contains every piece of info you would ever want to know about a file, including a unique ID called fileid. | files x| fileid | filenam