Re: [HACKERS] [COMMITTERS] pgsql: Implement table partitioning.

On Tue, Dec 20, 2016 at 12:22 PM, Alvaro Herrera
<alvherre@2ndquadrant.com> wrote:
> Robert Haas wrote:
>> Implement table partitioning.
>
> I thought it was odd to use rd_rel->reloftype as a boolean in
> ATExecAttachPartition, but apparently we do it elsewhere too, so let's
> leave that complaint for another day.

Ugh.  I agree - that's bad style.

> What I also found off in the same function is that we use
> SearchSysCacheCopyAttName() on each attribute and then don't free the
> result, and don't ever use the returned tuple either.  A simple fix, I
> thought, just remove the "Copy" and add a ReleaseSysCache().

Or use SearchSysCachExists.

> But then I
> noticed this whole thing is rather strange -- why not pass a boolean
> flag down to CreateInheritance() and from there to
> MergeAttributesIntoExisting() to implement the check?  That seems less
> duplicative.

Hmm, that would be another way to do it.

-- 
Robert Haas
EnterpriseDB: http://www.enterprisedb.com
The Enterprise PostgreSQL Company