Re: Tuning single row operations

Richard Huxton wrote:
> Simon Riggs wrote:
>> - improve RI check perf by caching small, static tables in each backend
>> - apply index filter conditions on index scan to avoid heap lookup
> 
> For fkey checks against a basically static table could you get away with 
> just checking the index and not the table?

I'm not sure that would fly, there is always the possibility it could 
change, I think the ENUMs patch will solve this performance problem.