Thread: DO I miss something ?
Hi,
Do I miss something?SELECT relname, idx_tup_fetch + seq_tup_read as TotalReads from pg_stat_all_tables
WHERE idx_tup_fetch + seq_tup_read != 0
order by TotalReads desc
LIMIT 10;
relname | totalreads
---------+------------
(0 rows)
//Bill
On 2016-11-18 14:52, Metatrader EA wrote: > Hi, > > Do I miss something? > Shouldn't I have some rows from this query ? > > Why is it empty? > > SELECT relname, idx_tup_fetch + seq_tup_read as TotalReads from > pg_stat_all_tables > WHERE idx_tup_fetch + seq_tup_read != 0 > order by TotalReads desc > LIMIT 10; > relname | totalreads > ---------+------------ > (0 rows) > > //Bill Is statistics collection enabled in the config? See: https://www.postgresql.org/docs/9.5/static/monitoring-stats.html