Re: SQL99 Hierarchical queries

Hi Evgen,

I just keep pinging this patch thread every once in a while to make sure 
it doesn't get forgotten :)

How is the syncing with 8.1 CVS coming along?

Chris

Evgen Potemkin wrote:
> Hi hackers!
> 
> I have done initial implementation of SQL99 WITH clause (attached).
> It's now only for v7.3.4 and haven't a lot of checks and restrictions.
> It can execute only simple WITH queries like
> WITH tree AS (SELECT id,pnt,name,1::int AS level FROM t WHERE id=0
> UNION SELECT t.id,t.pnt,t.name,tree.level+1 FROM t JOIN tree ON
> tree.id=t.pnt ) SELECT * FROM tree;
> It would be great if someone with knowledge of Pg internals can make a
> kind of code review and make some advices how to better implement all
> this.
> 
> Regards, Evgen.
> 
> 
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