explain.depesz.com

PostgreSQL's explain analyze made readable

Result: CeXB

Settings

Optimization(s) for this plan:

# exclusive inclusive rows x rows loops node
1. 4,395.911 20,011.184 ↓ 7.1 85,367 1

Merge Join (cost=3,464,246.99..3,668,417.06 rows=12,104 width=1,843) (actual time=15,507.858..20,011.184 rows=85,367 loops=1)

  • Buffers: shared hit=1,484,601 read=715,683
2. 86.671 9,989.519 ↓ 7.1 85,367 1

Sort (cost=1,763,019.5..1,763,049.76 rows=12,104 width=783) (actual time=9,967.333..9,989.519 rows=85,367 loops=1)

  • Sort Key: b.id
  • Sort Method: quicksort Memory: 26,879kB
  • Buffers: shared hit=385,672 read=440,312
3. 48.792 9,902.848 ↓ 7.1 85,367 1

Hash Join (cost=1,743,946.98..1,762,198.66 rows=12,104 width=783) (actual time=9,253.182..9,902.848 rows=85,367 loops=1)

  • Buffers: shared hit=385,672 read=440,312
4. 27.585 962.623 ↓ 7.1 85,367 1

Hash Join (cost=33,013.02..51,232.93 rows=12,104 width=775) (actual time=361.736..962.623 rows=85,367 loops=1)

  • Buffers: shared hit=361,001 read=5,919
5. 30.324 930.644 ↓ 7.1 85,367 1

Hash Join (cost=31,651.07..49,838.95 rows=12,104 width=755) (actual time=357.337..930.644 rows=85,367 loops=1)

  • Buffers: shared hit=360,935 read=4,635
6. 32.680 899.797 ↓ 7.1 85,367 1

Hash Join (cost=31,606.15..49,762.16 rows=12,104 width=744) (actual time=356.809..899.797 rows=85,367 loops=1)

  • Buffers: shared hit=360,921 read=4,635
7. 32.158 867.101 ↓ 7.1 85,367 1

Hash Join (cost=31,604.66..49,722.78 rows=12,104 width=232) (actual time=356.787..867.101 rows=85,367 loops=1)

  • Buffers: shared hit=360,920 read=4,635
8. 101.803 834.903 ↓ 7.1 85,367 1

Nested Loop (cost=31,601.74..49,687.67 rows=12,104 width=221) (actual time=356.737..834.903 rows=85,367 loops=1)

  • Buffers: shared hit=360,919 read=4,635
9. 157.322 562.366 ↓ 7.1 85,367 1

Hash Join (cost=31,601.32..43,300.04 rows=12,104 width=171) (actual time=356.716..562.366 rows=85,367 loops=1)

  • Buffers: shared hit=19,440 read=4,635
10. 49.371 49.371 ↓ 1.0 403,774 1

Seq Scan on checkout_batch_unity cbu (cost=0..8,671.37 rows=403,637 width=38) (actual time=0.057..49.371 rows=403,774 loops=1)

  • Buffers: shared read=4,635
11. 32.957 355.673 ↓ 7.1 85,367 1

Hash (cost=31,419.76..31,419.76 rows=12,104 width=145) (actual time=355.673..355.673 rows=85,367 loops=1)

  • Buffers: shared hit=19,440
12. 32.437 322.716 ↓ 7.1 85,367 1

Hash Join (cost=1,920.79..31,419.76 rows=12,104 width=145) (actual time=3.242..322.716 rows=85,367 loops=1)

  • Buffers: shared hit=19,440
13. 185.356 289.757 ↑ 2.2 85,367 1

Hash Join (cost=1,178.23..29,855.3 rows=186,889 width=110) (actual time=2.717..289.757 rows=85,367 loops=1)

  • Buffers: shared hit=18,822
14. 101.700 101.700 ↓ 1.0 865,838 1

Seq Scan on batchunity b (cost=0..26,403.14 rows=865,714 width=83) (actual time=0.004..101.7 rows=865,838 loops=1)

  • Buffers: shared hit=17,746
15. 0.298 2.701 ↑ 1.0 1,452 1

Hash (cost=1,160.08..1,160.08 rows=1,452 width=35) (actual time=2.701..2.701 rows=1,452 loops=1)

  • Buffers: shared hit=1,076
16. 2.403 2.403 ↑ 1.0 1,452 1

Seq Scan on batch bt (cost=0..1,160.08 rows=1,452 width=35) (actual time=0.061..2.403 rows=1,452 loops=1)

  • Filter: (bt.company_id = 501)
  • Buffers: shared hit=1,076
17. 0.031 0.522 ↓ 1.1 97 1

Hash (cost=741.45..741.45 rows=89 width=43) (actual time=0.522..0.522 rows=97 loops=1)

  • Buffers: shared hit=618
18. 0.121 0.491 ↓ 1.1 97 1

Nested Loop (cost=3.28..741.45 rows=89 width=43) (actual time=0.034..0.491 rows=97 loops=1)

  • Buffers: shared hit=618
19. 0.176 0.176 ↑ 1.0 97 1

Index Scan using subarea_pkey on subarea cs (cost=0.28..60.8 rows=97 width=19) (actual time=0.022..0.176 rows=97 loops=1)

  • Index Cond: (cs.id = ANY ('{1051,1201,801,851,800,2817,4110,4111,4112,11404,2805,11408,10538,14255,2802,2812,2706,6812,7380,7381,13154,10457,2853,2810,2813,2811,2814,2854,2705,4108,6250,10675,7385,2803,11796,11407,2820,4654,8503,9552,2818,13057,11405,11406,8569,2819,751,10674,13102,2816,2815,2807,2804,2806,10673,12802,12803,12804,12805,12815,12806,12807,12808,12809,12810,12811,12812,12816,12813,12814,1101,1301,901,1251,1151,1001,951,10352,10353,9804,2823,2808,2809,11797,2824,2822,4657,4109,3503,2825,1756,2821,10402,10403,11452,2752,7402}'::integer[]))
  • Buffers: shared hit=230
20. 0.097 0.194 ↑ 1.0 1 97

Bitmap Heap Scan on accountable acc (cost=3..7.02 rows=1 width=28) (actual time=0.002..0.002 rows=1 loops=97)

  • Filter: acc.active
  • Heap Blocks: exact=97
  • Buffers: shared hit=388
21. 0.097 0.097 ↑ 1.0 1 97

Bitmap Index Scan on accountable_pkey (cost=0..3 rows=1 width=0) (actual time=0.001..0.001 rows=1 loops=97)

  • Index Cond: (acc.id = cs.accountable_id)
  • Buffers: shared hit=291
22. 170.734 170.734 ↑ 1.0 1 85,367

Index Scan using batchunity_detail_pkey on batchunity_detail bd (cost=0.42..0.53 rows=1 width=54) (actual time=0.002..0.002 rows=1 loops=85,367)

  • Index Cond: (bd.batchunity_id = b.id)
  • Buffers: shared hit=341,479
23. 0.020 0.040 ↓ 1.2 100 1

Hash (cost=1.85..1.85 rows=85 width=19) (actual time=0.04..0.04 rows=100 loops=1)

  • Buffers: shared hit=1
24. 0.020 0.020 ↓ 1.2 100 1

Seq Scan on batchunitystatus bus (cost=0..1.85 rows=85 width=19) (actual time=0.007..0.02 rows=100 loops=1)

  • Buffers: shared hit=1
25. 0.007 0.016 ↓ 1.1 24 1

Hash (cost=1.22..1.22 rows=22 width=520) (actual time=0.016..0.016 rows=24 loops=1)

  • Buffers: shared hit=1
26. 0.009 0.009 ↓ 1.1 24 1

Seq Scan on batchunityeventtype buevt (cost=0..1.22 rows=22 width=520) (actual time=0.005..0.009 rows=24 loops=1)

  • Buffers: shared hit=1
27. 0.270 0.523 ↑ 1.0 1,336 1

Hash (cost=27.74..27.74 rows=1,374 width=19) (actual time=0.523..0.523 rows=1,336 loops=1)

  • Buffers: shared hit=14
28. 0.253 0.253 ↑ 1.0 1,336 1

Seq Scan on subarea cs_lastevent (cost=0..27.74 rows=1,374 width=19) (actual time=0.005..0.253 rows=1,336 loops=1)

  • Buffers: shared hit=14
29. 0.102 4.394 ↑ 1.0 511 1

Hash (cost=1,355.57..1,355.57 rows=511 width=28) (actual time=4.394..4.394 rows=511 loops=1)

  • Buffers: shared hit=66 read=1,284
30. 4.292 4.292 ↑ 1.0 511 1

Seq Scan on accountable acc_lastevent (cost=0..1,355.57 rows=511 width=28) (actual time=0.004..4.292 rows=511 loops=1)

  • Filter: acc_lastevent.active
  • Buffers: shared hit=66 read=1,284
31. 11.833 8,891.433 ↓ 327.1 65,425 1

Hash (cost=1,710,931.45..1,710,931.45 rows=200 width=12) (actual time=8,891.433..8,891.433 rows=65,425 loops=1)

  • Buffers: shared hit=24,671 read=434,393
32. 9.221 8,879.600 ↓ 327.1 65,425 1

Subquery Scan on event_collect (cost=1,710,927.45..1,710,931.45 rows=200 width=12) (actual time=8,855.618..8,879.6 rows=65,425 loops=1)

  • Buffers: shared hit=24,671 read=434,393
33. 1,626.073 8,870.379 ↓ 327.1 65,425 1

HashAggregate (cost=1,710,927.45..1,710,929.45 rows=200 width=12) (actual time=8,855.617..8,870.379 rows=65,425 loops=1)

  • Group Key: bh.batchunity_id
  • Buffers: shared hit=24,671 read=434,393
34. 511.511 7,244.306 ↓ 2.5 4,725,314 1

Append (cost=0..1,701,418.16 rows=1,901,860 width=12) (actual time=2.74..7,244.306 rows=4,725,314 loops=1)

  • Buffers: shared hit=24,671 read=434,393
35. 0.003 0.003 ↓ 0.0 0 1

Seq Scan on batchunityhistory_part bh (cost=0..0 rows=1 width=12) (actual time=0.003..0.003 rows=0 loops=1)

  • Filter: ((bh.eventtype_id = ANY ('{2,4}'::integer[])) AND (bh.subarea_id = 2,706))
36. 264.077 264.077 ↓ 1.7 209,041 1

Seq Scan on batchunityhistory_part_2017 bh_1 (cost=0..35,657.26 rows=120,979 width=12) (actual time=2.736..264.077 rows=209,041 loops=1)

  • Filter: ((bh_1.eventtype_id = ANY ('{2,4}'::integer[])) AND (bh_1.subarea_id = 2,706))
  • Buffers: shared hit=50 read=15,392
37. 1,528.488 1,854.226 ↓ 2.3 1,751,925 1

Bitmap Heap Scan on batchunityhistory_part_2018 bh_2 (cost=114,998.25..410,429.74 rows=746,551 width=12) (actual time=358.855..1,854.226 rows=1,751,925 loops=1)

  • Filter: (bh_2.subarea_id = 2,706)
  • Heap Blocks: exact=84,688
  • Buffers: shared hit=1,376 read=102,289
38. 325.738 325.738 ↓ 1.0 6,942,989 1

Bitmap Index Scan on history_part_2018_eventtype_id_idx (cost=0..114,811.61 rows=6,934,766 width=0) (actual time=325.738..325.738 rows=6,942,989 loops=1)

  • Index Cond: (bh_2.eventtype_id = ANY ('{2,4}'::integer[]))
  • Buffers: shared hit=2 read=18,975
39. 2,739.046 3,436.552 ↓ 2.4 1,830,486 1

Bitmap Heap Scan on batchunityhistory_part_2019 bh_3 (cost=242,028.83..937,993.49 rows=751,480 width=12) (actual time=755.438..3,436.552 rows=1,830,486 loops=1)

  • Filter: (bh_3.subarea_id = 2,706)
  • Heap Blocks: exact=217,453
  • Buffers: shared hit=20 read=257,264
40. 697.506 697.506 ↑ 1.0 14,574,857 1

Bitmap Index Scan on history_part_2019_eventtype_id_idx (cost=0..241,840.96 rows=14,578,644 width=0) (actual time=697.506..697.506 rows=14,574,857 loops=1)

  • Index Cond: (bh_3.eventtype_id = ANY ('{2,4}'::integer[]))
  • Buffers: shared hit=4 read=39,827
41. 972.898 1,177.937 ↓ 3.3 933,862 1

Bitmap Heap Scan on batchunityhistory_part_2020 bh_4 (cost=77,222.95..317,337.66 rows=282,849 width=12) (actual time=218.732..1,177.937 rows=933,862 loops=1)

  • Filter: (bh_4.subarea_id = 2,706)
  • Heap Blocks: exact=69,251
  • Buffers: shared hit=23,225 read=59,448
42. 205.039 205.039 ↓ 1.0 4,126,707 1

Bitmap Index Scan on history_part_2020_eventtype_id_idx (cost=0..77,152.23 rows=4,061,781 width=0) (actual time=205.039..205.039 rows=4,126,707 loops=1)

  • Index Cond: (bh_4.eventtype_id = ANY ('{2,4}'::integer[]))
  • Buffers: shared hit=6 read=13,416
43. 0.002 5,540.387 ↓ 0.0 0 1

GroupAggregate (cost=1,701,227.49..1,701,261.07 rows=200 width=12) (actual time=5,540.387..5,540.387 rows=0 loops=1)

  • Group Key: bh_5.batchunity_id
  • Buffers: shared hit=183,694 read=275,370
44. 0.010 5,540.385 ↓ 0.0 0 1

Sort (cost=1,701,227.49..1,701,238.01 rows=4,211 width=12) (actual time=5,540.385..5,540.385 rows=0 loops=1)

  • Sort Key: bh_5.batchunity_id
  • Sort Method: quicksort Memory: 25kB
  • Buffers: shared hit=183,694 read=275,370
45. 0.005 5,540.375 ↓ 0.0 0 1

Append (cost=0..1,700,973.99 rows=4,211 width=12) (actual time=5,540.375..5,540.375 rows=0 loops=1)

  • Buffers: shared hit=183,694 read=275,370
46. 0.005 0.005 ↓ 0.0 0 1

Seq Scan on batchunityhistory_part bh_5 (cost=0..0 rows=1 width=12) (actual time=0.005..0.005 rows=0 loops=1)

  • Filter: ((bh_5.eventtype_id = ANY ('{2,4}'::integer[])) AND (bh_5.subarea_id = 4,654))
47. 227.960 227.960 ↓ 0.0 0 1

Seq Scan on batchunityhistory_part_2017 bh_6 (cost=0..35,657.26 rows=5 width=12) (actual time=227.96..227.96 rows=0 loops=1)

  • Filter: ((bh_6.eventtype_id = ANY ('{2,4}'::integer[])) AND (bh_6.subarea_id = 4,654))
  • Buffers: shared read=15,442
48. 1,158.241 1,487.374 ↓ 0.0 0 1

Bitmap Heap Scan on batchunityhistory_part_2018 bh_7 (cost=114,811.85..410,243.34 rows=933 width=12) (actual time=1,487.374..1,487.374 rows=0 loops=1)

  • Filter: (bh_7.subarea_id = 4,654)
  • Heap Blocks: exact=84,688
  • Buffers: shared hit=197 read=103,468
49. 329.133 329.133 ↓ 1.0 6,942,989 1

Bitmap Index Scan on history_part_2018_eventtype_id_idx (cost=0..114,811.61 rows=6,934,766 width=0) (actual time=329.133..329.133 rows=6,942,989 loops=1)

  • Index Cond: (bh_7.eventtype_id = ANY ('{2,4}'::integer[]))
  • Buffers: shared hit=2 read=18,975
50. 2,281.674 2,985.223 ↓ 0.0 0 1

Bitmap Heap Scan on batchunityhistory_part_2019 bh_8 (cost=241,841.56..937,806.22 rows=2,399 width=12) (actual time=2,985.223..2,985.223 rows=0 loops=1)

  • Filter: (bh_8.subarea_id = 4,654)
  • Heap Blocks: exact=217,453
  • Buffers: shared hit=118,206 read=139,078
51. 703.549 703.549 ↑ 1.0 14,574,857 1

Bitmap Index Scan on history_part_2019_eventtype_id_idx (cost=0..241,840.96 rows=14,578,644 width=0) (actual time=703.549..703.549 rows=14,574,857 loops=1)

  • Index Cond: (bh_8.eventtype_id = ANY ('{2,4}'::integer[]))
  • Buffers: shared hit=4 read=39,827
52. 655.767 839.808 ↓ 0.0 0 1

Bitmap Heap Scan on batchunityhistory_part_2020 bh_9 (cost=77,152.45..317,267.17 rows=873 width=12) (actual time=839.808..839.808 rows=0 loops=1)

  • Filter: (bh_9.subarea_id = 4,654)
  • Heap Blocks: exact=69,251
  • Buffers: shared hit=65,291 read=17,382
53. 184.041 184.041 ↓ 1.0 4,126,707 1

Bitmap Index Scan on history_part_2020_eventtype_id_idx (cost=0..77,152.23 rows=4,061,781 width=0) (actual time=184.041..184.041 rows=4,126,707 loops=1)

  • Index Cond: (bh_9.eventtype_id = ANY ('{2,4}'::integer[]))
  • Buffers: shared hit=13,422
54.          

SubPlan (for Merge Join)

55. 85.367 85.367 ↓ 0.0 0 85,367

Index Scan using employee_pk on employee e (cost=0.29..8.3 rows=1 width=27) (actual time=0.001..0.001 rows=0 loops=85,367)

  • Index Cond: (e.id = bd.possession_employee_id)
  • Buffers: shared hit=69,886 read=1
56. 0.000 0.000 ↓ 0.0 0 85,367

Index Scan using employee_pk on employee e_1 (cost=0.29..8.3 rows=1 width=27) (actual time=0..0 rows=0 loops=85,367)

  • Index Cond: (e_1.id = bd.dedicated_employee_id)
Planning time : 7.188 ms
Execution time : 20,023.53 ms