Re: Speeding up INSERTs and UPDATEs to partitioned tables

Hi David,

On 2018/10/05 21:55, David Rowley wrote:
> On 17 September 2018 at 21:15, David Rowley
> <david.rowley@2ndquadrant.com> wrote:
>> v9 patch attached. Fixes conflict with 6b78231d.
> 
> v10 patch attached. Fixes conflict with cc2905e9.

Thanks for rebasing.

> I'm not so sure we need to zero the partition_tuple_slots[] array at
> all since we always set a value there is there's a corresponding map
> stored. I considered pulling that out, but in the end, I didn't as I
> saw some Asserts checking it's been properly set by checking the
> element  != NULL in nodeModifyTable.c and copy.c.  Perhaps I should
> have just gotten rid of those Asserts along with the palloc0 and
> subsequent memset after the expansion of the array. I'm undecided.

Maybe it's a good thing that it's doing the same thing as with the
child_to_parent_maps array, which is to zero-init it when allocated.

Thanks,
Amit