explain.depesz.com

PostgreSQL's explain analyze made readable

Result: BXY : Optimization for: Optimization for: Optimization for: Optimization for: Optimization for: Optimization for: Optimization for: Optimization for: Optimization for: Optimization for: Optimization for: plan #yWnq; plan #Mjxa; plan #ximH; plan #tFxB; plan #c67q; plan #GF83; plan #WkFQ9; plan #JY3d; plan #C4RI; plan #6usz; plan #lEQ2

Settings

Optimization path:

Optimization(s) for this plan:

# exclusive inclusive rows x rows loops node
1. 0.015 49.271 ↓ 3.5 92 1

Limit (cost=7,658.73..7,672.31 rows=26 width=554) (actual time=46.840..49.271 rows=92 loops=1)

2. 2.526 49.256 ↓ 3.5 92 1

Result (cost=7,658.73..7,672.31 rows=26 width=554) (actual time=46.839..49.256 rows=92 loops=1)

3. 0.143 46.730 ↓ 3.5 92 1

Sort (cost=7,658.73..7,658.79 rows=26 width=557) (actual time=46.707..46.730 rows=92 loops=1)

  • Sort Key: lima_delta1.quebec_seven
  • Sort Method: quicksort Memory: 115kB
4. 0.087 46.587 ↓ 3.5 92 1

Nested Loop Left Join (cost=340.42..7,658.11 rows=26 width=557) (actual time=3.977..46.587 rows=92 loops=1)

5. 0.061 46.500 ↓ 3.5 92 1

Nested Loop (cost=340.14..7,650.44 rows=26 width=1,134) (actual time=3.973..46.500 rows=92 loops=1)

6. 0.122 46.255 ↓ 3.5 92 1

Nested Loop (cost=339.86..7,642.84 rows=26 width=1,073) (actual time=3.964..46.255 rows=92 loops=1)

7. 0.103 45.668 ↓ 3.6 93 1

Nested Loop (cost=339.43..7,591.86 rows=26 width=1,049) (actual time=3.954..45.668 rows=93 loops=1)

8. 0.022 45.286 ↓ 3.6 93 1

Nested Loop Left Join (cost=339.15..7,583.88 rows=26 width=1,038) (actual time=3.946..45.286 rows=93 loops=1)

9. 0.064 45.078 ↓ 3.6 93 1

Hash Join (cost=338.87..7,575.47 rows=26 width=371) (actual time=3.939..45.078 rows=93 loops=1)

  • Hash Cond: (lima_delta1.four_sierra = romeo_three1.quebec_seven)
10. 0.128 44.994 ↓ 3.6 93 1

Nested Loop (cost=337.58..7,574.08 rows=26 width=362) (actual time=3.912..44.994 rows=93 loops=1)

11. 0.139 44.587 ↓ 3.4 93 1

Nested Loop (cost=337.29..7,565.45 rows=27 width=311) (actual time=3.902..44.587 rows=93 loops=1)

12. 2.561 44.262 ↑ 3.4 93 1

Hash Left Join (cost=337.02..7,472.38 rows=318 width=231) (actual time=3.891..44.262 rows=93 loops=1)

  • Hash Cond: (lima_delta1.juliet_hotel = india1.quebec_hotel)
  • Filter: ((lima_delta1.juliet_hotel = 81) OR (india1.yankee_zulu = 81))
  • Rows Removed by Filter: 17,532
13. 7.076 41.690 ↓ 18.0 17,625 1

Hash Join (cost=335.93..7,467.46 rows=978 width=231) (actual time=3.695..41.690 rows=17,625 loops=1)

  • Hash Cond: ((lima_delta1.juliet_hotel = alpha1.foxtrot_charlie) AND (lima_delta1.lima_echo = alpha1.uniform_bravo))
14. 30.969 30.969 ↑ 1.7 17,625 1

Index Scan using papa_yankee on foxtrot_romeo quebec_sierra (cost=0.56..6,975.07 rows=29,909 width=179) (actual time=0.032..30.969 rows=17,625 loops=1)

  • Index Cond: ((lima_romeo)::text = 'quebec_quebec'::text)
  • Filter: ((NOT papa_bravo) OR (papa_bravo five_romeo NULL))
  • Rows Removed by Filter: 9,402
15. 1.594 3.645 ↓ 1.0 5,539 1

Hash (cost=252.95..252.95 rows=5,495 width=52) (actual time=3.644..3.645 rows=5,539 loops=1)

  • Buckets: 8,192 Batches: 1 Memory Usage: 501kB
16. 2.051 2.051 ↓ 1.0 5,539 1

Seq Scan on delta_alpha five_xray (cost=0.00..252.95 rows=5,495 width=52) (actual time=0.008..2.051 rows=5,539 loops=1)

17. 0.002 0.011 ↑ 1.0 3 1

Hash (cost=1.05..1.05 rows=3 width=16) (actual time=0.010..0.011 rows=3 loops=1)

  • Buckets: 1,024 Batches: 1 Memory Usage: 9kB
18. 0.009 0.009 ↑ 1.0 3 1

Seq Scan on hotel_three romeo_foxtrot (cost=0.00..1.05 rows=3 width=16) (actual time=0.007..0.009 rows=3 loops=1)

  • Filter: ((juliet_charlie)::text = 'kilo_papa'::text)
  • Rows Removed by Filter: 1
19. 0.186 0.186 ↑ 1.0 1 93

Index Scan using two_delta on echo_zulu mike (cost=0.27..0.29 rows=1 width=96) (actual time=0.002..0.002 rows=1 loops=93)

  • Index Cond: (quebec_seven = lima_delta1.juliet_hotel)
20. 0.279 0.279 ↑ 1.0 1 93

Index Scan using sierra_delta on sierra_three whiskey_six (cost=0.28..0.32 rows=1 width=67) (actual time=0.003..0.003 rows=1 loops=93)

  • Index Cond: (quebec_seven = lima_delta1.lima_echo)
21. 0.006 0.020 ↑ 1.0 13 1

Hash (cost=1.13..1.13 rows=13 width=25) (actual time=0.019..0.020 rows=13 loops=1)

  • Buckets: 1,024 Batches: 1 Memory Usage: 9kB
22. 0.014 0.014 ↑ 1.0 13 1

Seq Scan on tango four_uniform (cost=0.00..1.13 rows=13 width=25) (actual time=0.010..0.014 rows=13 loops=1)

23. 0.186 0.186 ↓ 0.0 0 93

Index Scan using five_oscar on juliet_november romeo_kilo (cost=0.28..0.31 rows=1 width=675) (actual time=0.002..0.002 rows=0 loops=93)

  • Index Cond: (lima_delta1.quebec_seven = sierra_foxtrot)
24. 0.279 0.279 ↑ 1.0 1 93

Index Scan using kilo_charlie on golf uniform_romeo (cost=0.28..0.31 rows=1 width=27) (actual time=0.003..0.003 rows=1 loops=93)

  • Index Cond: (quebec_seven = lima_delta1.two_romeo)
25. 0.465 0.465 ↑ 1.0 1 93

Index Scan using charlie on uniform_kilo victor (cost=0.43..1.95 rows=1 width=32) (actual time=0.005..0.005 rows=1 loops=93)

  • Index Cond: (sierra_foxtrot = lima_delta1.quebec_seven)
26. 0.184 0.184 ↑ 1.0 1 92

Index Scan using kilo_kilo on oscar yankee_xray (cost=0.28..0.29 rows=1 width=69) (actual time=0.002..0.002 rows=1 loops=92)

  • Index Cond: (quebec_seven = echo_seven1.four_delta)
27. 0.000 0.000 ↓ 0.0 0 92

Index Scan using uniform_golf on whiskey_tango hotel_golf (cost=0.28..0.30 rows=1 width=41) (actual time=0.000..0.000 rows=0 loops=92)

  • Index Cond: (echo_seven1.delta_kilo = quebec_seven)
Planning time : 22.376 ms
Execution time : 49.505 ms