On 11/16/19 8:22 AM, Dave Roberge wrote:
> Hi,
>
> We've been troubleshooting a slow running function in our postgres database. I've been able to boil it down to the simplest function possible. It looks like this:
>
> FOR rec IN select 1 as matchval FROM table1 t1, table2 t2
> join table3 t3 on t3.col = t2.col
> WHERE t1.col = id
> LOOP
> IF rec.matchval > 0 THEN
> co := co + 1;
> END IF;
> if co % 100 = 0 then
> raise notice 'match value %', co;
> end if;
> END LOOP;
Where are you joining table1 to either table2 or table3?
--
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