Support PostgreSQL in some way hierarchical query like Oracle does?
Select ... start with ... connect by ... ???
JP
On Thursday 04 July 2002 11:18, you wrote:
> > I'm considering porting code from Oracle to PostgreSql. I'm looking
> > for opinions from people that are experienced with both PostgreSQL and
> > Oracle:
> >
> > 1) Is the stability better, equal or worse when comparing Oracle 9i?
> > 2) Are there any performance issues to be aware of when comparing
> > PostgreSql an d Oracle (on the same hardware configuration) - eg. size
> > of table colums, count of records in tables (and indexes).
> > 3) And how about the work for DB administrators - are things simpler
> > or more complicated?
>
> First off, I don't have much experience with Oracle, but I have done a
> couple things with it, and one of my colleagues has used it much more
> extensively.
>
> 1) stability - I have not had stability problems with a recent release of
> postgresql. The developers sometimes mention potential problems, but I
> haven't encountered one (at least after 7.1, before that I seem to remember
> a couple minor issues). I haven't heard of any problems with oracle.
>
> 2) I can't provide you with any meaningful info about performance. I didn't
> do any scientific performance comparison. One thing I can say, is that my
> colleague needed to spend a lot of time giving hints to oracle because
> (according to him) the planner was really bad and frequently made planning
> errors.
>
> 3) Much easier to administrate postgres. I gave up trying to get oracle
> working myself.
>
> Regards,
> Jeff
>
>
>
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--
Pruner Jan
jan@pruner.cz
http://jan.pruner.cz/
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Only Robinson Crusoe had all his work done by Friday
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