Re: Hide 'Execution time' in EXPLAIN (COSTS OFF)

On Tue, Jun 3, 2014 at 3:08 PM, Tom Lane <tgl(at)sss(dot)pgh(dot)pa(dot)us> wrote:
> Andres Freund <andres(at)2ndquadrant(dot)com> writes:
>> In 9.4. COSTS OFF for EXPLAIN prevents 'Planning time' to be
>> printed. Should we perhaps do the same for 'Execution time'? That'd make
>> it possible to use EXPLAIN (ANALYZE, COSTS OFF, TIMING OFF) in
>> regression tests.
>
>> Currently the output for that is:
>> postgres=# EXPLAIN (ANALYZE, TIMING OFF, COSTS OFF) SELECT 1;
>> QUERY PLAN
>> --------------------------------
>> Result (actual rows=1 loops=1)
>> Total runtime: 0.035 ms
>> (2 rows)
>
>> Leaving off the total runtime doesn't seem bad to me.
>
> It seems a little weird to call it a "cost" ... but maybe that
> ship has sailed given how we're treating the planning-time item.

Maybe we could make it be controlled by TIMING. Seems like it fits
well-enough there.

--
Robert Haas
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