explain.depesz.com

PostgreSQL's explain analyze made readable

Result: mkGd

Settings
# exclusive inclusive rows x rows loops node
1. 0.003 10,745.956 ↓ 14.0 14 1

Unique (cost=103,325.21..103,325.22 rows=1 width=4) (actual time=10,745.953..10,745.956 rows=14 loops=1)

2. 0.028 10,745.953 ↓ 14.0 14 1

Sort (cost=103,325.21..103,325.22 rows=1 width=4) (actual time=10,745.952..10,745.953 rows=14 loops=1)

  • Sort Key: h3.id_habitante
  • Sort Method: quicksort Memory: 25kB
3. 590.849 10,745.925 ↓ 14.0 14 1

Nested Loop (cost=103,316.99..103,325.20 rows=1 width=4) (actual time=5,794.319..10,745.925 rows=14 loops=1)

  • Join Filter: (ph.cd_hoja = ph_1.cd_hoja)
  • Rows Removed by Join Filter: 13042491
4. 1.335 2,749.386 ↓ 4,717.0 4,717 1

Nested Loop (cost=51,654.45..51,662.62 rows=1 width=8) (actual time=2,577.677..2,749.386 rows=4,717 loops=1)

5. 18.229 2,733.900 ↓ 4,717.0 4,717 1

Nested Loop (cost=51,654.16..51,662.21 rows=1 width=12) (actual time=2,577.669..2,733.900 rows=4,717 loops=1)

6. 29.939 2,592.539 ↓ 41,044.0 41,044 1

HashAggregate (cost=51,653.74..51,653.75 rows=1 width=12) (actual time=2,577.640..2,592.539 rows=41,044 loops=1)

7. 309.451 2,562.600 ↓ 41,694.0 41,694 1

Hash Join (cost=41,432.20..51,653.73 rows=1 width=12) (actual time=2,125.876..2,562.600 rows=41,694 loops=1)

  • Hash Cond: ((max1.max_fecha_real = h1.pos_fecha_real_ult) AND ((max1.cd_prov_ent)::text = (h1.cd_prov_ent)::text) AND ((max1.cd_mun_ent)::text = (h1.cd_mun_ent)::text) AND (max1.id_habitante = h1.id_habitante))
8. 3.548 2,144.871 ↓ 1.2 41,044 1

Subquery Scan on max1 (cost=26,808.37..29,257.82 rows=34,622 width=19) (actual time=2,017.440..2,144.871 rows=41,044 loops=1)

9. 34.605 2,141.323 ↓ 1.2 41,044 1

GroupAggregate (cost=26,808.37..28,911.60 rows=34,622 width=19) (actual time=2,017.439..2,141.323 rows=41,044 loops=1)

10. 2,023.833 2,106.718 ↑ 1.0 140,561 1

Sort (cost=26,808.37..27,159.77 rows=140,561 width=19) (actual time=2,017.429..2,106.718 rows=140,561 loops=1)

  • Sort Key: h.cd_prov_ent, h.cd_mun_ent, h.id_habitante
  • Sort Method: external merge Disk: 4672kB
11. 82.885 82.885 ↑ 1.0 140,561 1

Seq Scan on phistorico h (cost=0.00..11,905.82 rows=140,561 width=19) (actual time=0.008..82.885 rows=140,561 loops=1)

  • Filter: ((pos_fecha_real_ult <= '2019-09-02 00:00:00'::timestamp without time zone) AND ((cd_prov_ent)::text = '36'::text) AND ((cd_mun_ent)::text = '008'::text))
12. 38.593 108.278 ↑ 1.0 140,561 1

Hash (cost=10,851.61..10,851.61 rows=140,561 width=27) (actual time=108.278..108.278 rows=140,561 loops=1)

  • Buckets: 2048 Batches: 16 Memory Usage: 552kB
13. 69.685 69.685 ↑ 1.0 140,561 1

Seq Scan on phistorico h1 (cost=0.00..10,851.61 rows=140,561 width=27) (actual time=0.005..69.685 rows=140,561 loops=1)

14. 123.132 123.132 ↓ 0.0 0 41,044

Index Scan using indx_phco_id_prov_mun on phistorico h3 (cost=0.42..8.45 rows=1 width=20) (actual time=0.003..0.003 rows=0 loops=41,044)

  • Index Cond: (id_registro = (max(h1.id_registro)))
  • Filter: ((tipo_mov <> 'B'::bpchar) AND (pos_fecha_nac > '1999-03-09 00:00:00'::timestamp without time zone))
  • Rows Removed by Filter: 1
15. 14.151 14.151 ↑ 1.0 1 4,717

Index Scan using phhojapadronal_pkey on phhojapadronal ph (cost=0.29..0.40 rows=1 width=12) (actual time=0.002..0.003 rows=1 loops=4,717)

  • Index Cond: (id_registro = h3.pos_id_hoja_hist)
16. 4,637.369 7,405.690 ↓ 2,765.0 2,765 4,717

HashAggregate (cost=51,662.55..51,662.56 rows=1 width=4) (actual time=0.590..1.570 rows=2,765 loops=4,717)

  • Filter: (count(*) = 1)
  • Rows Removed by Filter: 7570
17. 16.054 2,768.321 ↓ 26,682.0 26,682 1

Nested Loop (cost=51,654.45..51,662.54 rows=1 width=4) (actual time=2,603.383..2,768.321 rows=26,682 loops=1)

18. 0.000 2,725.585 ↓ 26,682.0 26,682 1

Nested Loop (cost=51,654.16..51,662.21 rows=1 width=8) (actual time=2,603.374..2,725.585 rows=26,682 loops=1)

19. 26.778 2,614.813 ↓ 41,044.0 41,044 1

HashAggregate (cost=51,653.74..51,653.75 rows=1 width=12) (actual time=2,603.352..2,614.813 rows=41,044 loops=1)

20. 308.539 2,588.035 ↓ 41,694.0 41,694 1

Hash Join (cost=41,432.20..51,653.73 rows=1 width=12) (actual time=2,149.765..2,588.035 rows=41,694 loops=1)

  • Hash Cond: ((max1_1.max_fecha_real = h1_1.pos_fecha_real_ult) AND ((max1_1.cd_prov_ent)::text = (h1_1.cd_prov_ent)::text) AND ((max1_1.cd_mun_ent)::text = (h1_1.cd_mun_ent)::text) AND (max1_1.id_habitante = h1_1. (...)
21. 3.409 2,175.414 ↓ 1.2 41,044 1

Subquery Scan on max1_1 (cost=26,808.37..29,257.82 rows=34,622 width=19) (actual time=2,045.515..2,175.414 rows=41,044 loops=1)

22. 36.234 2,172.005 ↓ 1.2 41,044 1

GroupAggregate (cost=26,808.37..28,911.60 rows=34,622 width=19) (actual time=2,045.514..2,172.005 rows=41,044 loops=1)

23. 2,050.410 2,135.771 ↑ 1.0 140,561 1

Sort (cost=26,808.37..27,159.77 rows=140,561 width=19) (actual time=2,045.503..2,135.771 rows=140,561 loops=1)

  • Sort Key: h_1.cd_prov_ent, h_1.cd_mun_ent, h_1.id_habitante
  • Sort Method: external merge Disk: 4672kB
24. 85.361 85.361 ↑ 1.0 140,561 1

Seq Scan on phistorico h_1 (cost=0.00..11,905.82 rows=140,561 width=19) (actual time=0.007..85.361 rows=140,561 loops=1)

  • Filter: ((pos_fecha_real_ult <= '2019-09-02 00:00:00'::timestamp without time zone) AND ((cd_prov_ent)::text = '36'::text) AND ((cd_mun_ent)::text = '008'::text))
25. 38.019 104.082 ↑ 1.0 140,561 1

Hash (cost=10,851.61..10,851.61 rows=140,561 width=27) (actual time=104.082..104.082 rows=140,561 loops=1)

  • Buckets: 2048 Batches: 16 Memory Usage: 552kB
26. 66.063 66.063 ↑ 1.0 140,561 1

Seq Scan on phistorico h1_1 (cost=0.00..10,851.61 rows=140,561 width=27) (actual time=0.003..66.063 rows=140,561 loops=1)

27. 123.132 123.132 ↑ 1.0 1 41,044

Index Scan using indx_phco_id_prov_mun on phistorico h3_1 (cost=0.42..8.44 rows=1 width=16) (actual time=0.002..0.003 rows=1 loops=41,044)

  • Index Cond: (id_registro = (max(h1_1.id_registro)))
  • Filter: (tipo_mov <> 'B'::bpchar)
  • Rows Removed by Filter: 0
28. 26.682 26.682 ↑ 1.0 1 26,682

Index Scan using phhojapadronal_pkey on phhojapadronal ph_1 (cost=0.29..0.32 rows=1 width=12) (actual time=0.001..0.001 rows=1 loops=26,682)

  • Index Cond: (id_registro = h3_1.pos_id_hoja_hist)