Re: The Axe list - Mailing list pgsql-hackers

From Robert Haas
Subject Re: The Axe list
Date
Msg-id 603c8f070810110512q36014ff7l825d09efce593fe0@mail.gmail.com
Whole thread Raw
In response to Re: The Axe list  (Gregory Stark <stark@enterprisedb.com>)
Responses Re: The Axe list
List pgsql-hackers
>> CREATE AGGREGATE array_accum (anyelement)
>>
>> CREATE OR REPLACE FUNCTION array_enum(anyarray)
>
> Have you actually tried these functions on large data sets?

No.  :-)

> They're not in the same performance league as intagg. Your array_accum is O(n^2)!

It's not "mine" - I copied it from the official PostgreSQL
documentation and used it because it did what I needed!

If it's a bad way to do it, that's certainly an argument for keeping
(or maybe generalizing) intagg.

...Robert


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