#	exclusive	inclusive	rows x	rows	loops	node
1.	0.004	2953.225	↑ 1.0	5	1	→ Limit (cost=192072.010..192072.050 rows=5 width=16) (actual time=2953.216..2953.225 rows=5 loops=1)
2.	0.009	2953.221	↑ 37946.6	5	1	→ Unique (cost=192072.010..193495.010 rows=189733 width=16) (actual time=2953.214..2953.221 rows=5 loops=1)
3.	305.039	2953.212	↑ 37946.6	5	1	→ Sort (cost=192072.010..192546.350 rows=189733 width=16) (actual time=2953.212..2953.212 rows=5 loops=1) Sort Key: charlie, quebec Sort Method: external merge Disk: 9968kB
4.	2603.567	2648.173	↓ 1.6	300000	1	→ Bitmap Heap Scan on papa (cost=4672.730..172193.990 rows=189733 width=16) (actual time=46.451..2648.173 rows=300000 loops=1) Recheck Cond: (tango = ANY ('alpha'::numeric[]))
5.	44.606	44.606	↓ 1.6	300000	1	→ Bitmap Index Scan on five (cost=0.000..4625.300 rows=189733 width=0) (actual time=44.606..44.606 rows=300000 loops=1) Index Cond: (tango = ANY ('alpha'::numeric[]))

Limit  (cost=192072.010..192072.050 rows=5 width=16) (actual time=2953.216..2953.225 rows=5 loops=1)
  ->  Unique  (cost=192072.010..193495.010 rows=189733 width=16) (actual time=2953.214..2953.221 rows=5 loops=1)
        ->  Sort  (cost=192072.010..192546.350 rows=189733 width=16) (actual time=2953.212..2953.212 rows=5 loops=1)
                Sort Key: charlie, quebec
                Sort Method:  external merge  Disk: 9968kB
              ->  Bitmap Heap Scan on papa  (cost=4672.730..172193.990 rows=189733 width=16) (actual time=46.451..2648.173 rows=300000 loops=1)
                      Recheck Cond: (tango = ANY ('alpha'::numeric[]))
                    ->  Bitmap Index Scan on five  (cost=0.000..4625.300 rows=189733 width=0) (actual time=44.606..44.606 rows=300000 loops=1)
                            Index Cond: (tango = ANY ('alpha'::numeric[]))

Per node type stats

node type	count	sum of times	% of query
Bitmap Heap Scan	1	2603.567 ms	88.2 %
Bitmap Index Scan	1	44.606 ms	1.5 %
Limit	1	0.004 ms	0.0 %
Sort	1	305.039 ms	10.3 %
Unique	1	0.009 ms	0.0 %

Per table stats

Table name	Scan count	Total time	% of query
scan type	count	sum of times	% of table
papa	1	2603.567 ms	88.2 %
Bitmap Heap Scan	1	2603.567 ms	100.0 %

explain.depesz.com

A tool for finding a real cause for slow queries.

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Per node type stats

Per table stats