#	exclusive	inclusive	rows x	rows	loops	node
1.	0.047	4989.441	↓ 2.0	2	1	→ Sort (cost=266427.32..266427.33 rows=1 width=812) (actual time=4989.440..4989.441 rows=2 loops=1) Sort Key: hh.create_stamp Sort Method: quicksort Memory: 25kB
2.	109.799	4989.394	↓ 2.0	2	1	→ Hash Join (cost=5119.79..266427.31 rows=1 width=812) (actual time=110.848..4989.394 rows=2 loops=1) Hash Cond: (fb_client.id = hh.related_client_id)
3.	4802.374	4879.470	↓ 1.0	356699	1	→ Bitmap Heap Scan on fb_client (cost=5112.97..261561.10 rows=353410 width=28) (actual time=101.486..4879.470 rows=356699 loops=1) Recheck Cond: (serverid = 'os114'::bpchar)
4.	77.096	77.096	↓ 1.0	361669	1	→ Bitmap Index Scan on idx_public_fb_client_serverid (cost=0.00..5024.62 rows=353410 width=0) (actual time=77.096..77.096 rows=361669 loops=1) Index Cond: (serverid = 'os114'::bpchar)
5.	0.006	0.125	↓ 2.0	2	1	→ Hash (cost=6.80..6.80 rows=1 width=71) (actual time=0.125..0.125 rows=2 loops=1)
6.	0.119	0.119	↓ 2.0	2	1	→ Index Scan using idx_client_relation_primary_client_id on fb_client_relation hh (cost=0.00..6.80 rows=1 width=71) (actual time=0.106..0.119 rows=2 loops=1) Index Cond: (primary_client_id = 8819654) Filter: ((serverid)::text = 'os114'::text)

 Sort  (cost=266427.32..266427.33 rows=1 width=812) (actual time=4989.440..4989.441 rows=2 loops=1)
   Sort Key: hh.create_stamp
   Sort Method:  quicksort  Memory: 25kB
   ->  Hash Join  (cost=5119.79..266427.31 rows=1 width=812) (actual time=110.848..4989.394 rows=2 loops=1)
         Hash Cond: (fb_client.id = hh.related_client_id)
         ->  Bitmap Heap Scan on fb_client  (cost=5112.97..261561.10 rows=353410 width=28) (actual time=101.486..4879.470 rows=356699 loops=1)
               Recheck Cond: (serverid = 'os114'::bpchar)
               ->  Bitmap Index Scan on idx_public_fb_client_serverid  (cost=0.00..5024.62 rows=353410 width=0) (actual time=77.096..77.096 rows=361669 loops=1)
                     Index Cond: (serverid = 'os114'::bpchar)
         ->  Hash  (cost=6.80..6.80 rows=1 width=71) (actual time=0.125..0.125 rows=2 loops=1)
               ->  Index Scan using idx_client_relation_primary_client_id on fb_client_relation hh  (cost=0.00..6.80 rows=1 width=71) (actual time=0.106..0.119 rows=2 loops=1)
                     Index Cond: (primary_client_id = 8819654)
                     Filter: ((serverid)::text = 'os114'::text)
 Total runtime: 4990.062 ms

Per node type stats

node type	count	sum of times	% of query
Bitmap Heap Scan	1	4802.374 ms	96.3 %
Bitmap Index Scan	1	77.096 ms	1.5 %
Hash	1	0.006 ms	0.0 %
Hash Join	1	109.799 ms	2.2 %
Index Scan	1	0.119 ms	0.0 %
Sort	1	0.047 ms	0.0 %

Per table stats

Table name	Scan count	Total time	% of query
scan type	count	sum of times	% of table
fb_client	1	4802.374 ms	96.3 %
Bitmap Heap Scan	1	4802.374 ms	100.0 %
fb_client_relation	1	0.119 ms	0.0 %
Index Scan	1	0.119 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