Disc Magnet <discmagnet@xxxxxxxxx> writes:
> CREATE AGGREGATE myavg(float8) (
> sfunc = float8_accum,
> stype = float8[],
> finalfunc = float8_avg,
> initcond = '{0,0}'
> );
> On trying to run this, I get this error:
> cdb=# select myavg(value) from numbers;
> ERROR: float8_accum: expected 3-element float8 array
Hm, it looks like that example has been wrong from day one ---
float8_accum has expected a 3-element array for its entire existence.
I thought maybe the code and docs had gotten out of sync later, but
AFAICS this was a thinko in the original commit. Should say
initcond = '{0,0,0}'
regards, tom lane
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