Amit Langote wrote:
> On 2018/02/23 8:52, Alvaro Herrera wrote:
> > We could mitigate the performance loss to some extent by adding more to
> > RelationData.  For example, a "is_partition" boolean would help: skip
> > searching pg_inherits for a relation that is not a partition.
> Unless I'm missing something, doesn't rd_rel->relispartition help?

Uh, wow, how have I missed that all this time!  Yes, it probably does.
I'll rework this tomorrow ... and the already committed index patch too,
I think.


Álvaro Herrera      
PostgreSQL Development, 24x7 Support, Remote DBA, Training & Services

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