Re: [HACKERS] Left joins and inheritance (table partitioning)

2006-04-04 Thread Rod Taylor
On Tue, 2006-04-04 at 23:50 -0400, Tom Lane wrote: > Rod Taylor <[EMAIL PROTECTED]> writes: > > I've recently been playing with table partitioning limitations. Turning > > over a large volume of data in inherited structures in a live > > environment, and have run into a couple of snags in the plann

Re: [HACKERS] Left joins and inheritance (table partitioning)

2006-04-04 Thread Tom Lane
Rod Taylor <[EMAIL PROTECTED]> writes: > I've recently been playing with table partitioning limitations. Turning > over a large volume of data in inherited structures in a live > environment, and have run into a couple of snags in the planner. > The first is that LEFT JOIN will always do a sequent

[HACKERS] Left joins and inheritance (table partitioning)

2006-04-04 Thread Rod Taylor
I've recently been playing with table partitioning limitations. Turning over a large volume of data in inherited structures in a live environment, and have run into a couple of snags in the planner. The first is that LEFT JOIN will always do a sequential scan on all inherited tables. The second i