explain.depesz.com

PostgreSQL's explain analyze made readable

Result: nMeO

Settings
# exclusive inclusive rows x rows loops node
1. 0.056 10,385.444 ↓ 462.0 462 1

Subquery Scan on journalaction (cost=646.58..646.62 rows=1 width=116) (actual time=10,385.107..10,385.444 rows=462 loops=1)

  • Filter: (journalaction.numero_ligne = 1)
  • Rows Removed by Filter: 15
2. 0.610 10,385.388 ↓ 477.0 477 1

WindowAgg (cost=646.58..646.61 rows=1 width=124) (actual time=10,385.102..10,385.388 rows=477 loops=1)

3. 2.177 10,384.778 ↓ 477.0 477 1

Sort (cost=646.58..646.59 rows=1 width=116) (actual time=10,384.744..10,384.778 rows=477 loops=1)

  • Sort Key: pt.sm001000_pi2_programmation_travauxid, ad.sm001000_pi_d_effc_even DESC, ad.sm001000_pi_d_fin_actn
  • Sort Method: quicksort Memory: 92kB
4. 12.420 10,382.601 ↓ 477.0 477 1

Nested Loop (cost=142.93..646.57 rows=1 width=116) (actual time=25.044..10,382.601 rows=477 loops=1)

  • Join Filter: (nea.sm001000_pi9_nature_evenement_affaireid = ad.sm001000_pi9_nature_evenement_affaireid)
  • Rows Removed by Join Filter: 4592
5. 3.612 4,681.410 ↓ 40.1 4,009 1

Nested Loop (cost=142.51..584.23 rows=100 width=132) (actual time=10.029..4,681.410 rows=4,009 loops=1)

6. 0.859 2.118 ↓ 40.0 480 1

Merge Join (cost=142.09..152.94 rows=12 width=132) (actual time=0.912..2.118 rows=480 loops=1)

  • Merge Cond: ((sn.statut = pt.sm001000_pi_s_prog_redd) AND (sn.type_ptrc = pt.sm001000_pi_c_typ_prog_redd))
7. 0.035 0.490 ↑ 29.7 32 1

Sort (cost=104.66..107.03 rows=949 width=64) (actual time=0.484..0.490 rows=32 loops=1)

  • Sort Key: sn.statut, sn.type_ptrc
  • Sort Method: quicksort Memory: 28kB
8. 0.032 0.455 ↑ 28.8 33 1

Hash Join (cost=5.09..57.73 rows=949 width=64) (actual time=0.434..0.455 rows=33 loops=1)

  • Hash Cond: (sn.nature = (nea.sm001000_pi_c_natr_even_affr)::integer)
9. 0.319 0.319 ↑ 61.8 33 1

Seq Scan on statut_nature sn (cost=0.00..30.40 rows=2,040 width=12) (actual time=0.316..0.319 rows=33 loops=1)

10. 0.048 0.104 ↑ 1.0 93 1

Hash (cost=3.93..3.93 rows=93 width=56) (actual time=0.104..0.104 rows=93 loops=1)

  • Buckets: 1024 Batches: 1 Memory Usage: 17kB
11. 0.056 0.056 ↑ 1.0 93 1

Seq Scan on sm001000_pi9_nature_evenement_affairebase nea (cost=0.00..3.93 rows=93 width=56) (actual time=0.007..0.056 rows=93 loops=1)

12. 0.585 0.769 ↑ 1.0 480 1

Sort (cost=37.42..38.63 rows=484 width=80) (actual time=0.421..0.769 rows=480 loops=1)

  • Sort Key: pt.sm001000_pi_s_prog_redd, pt.sm001000_pi_c_typ_prog_redd
  • Sort Method: quicksort Memory: 89kB
13. 0.184 0.184 ↑ 1.0 462 1

Seq Scan on progtravvers pt (cost=0.00..15.84 rows=484 width=80) (actual time=0.008..0.184 rows=462 loops=1)

14. 4,675.680 4,675.680 ↑ 1.1 8 480

Index Scan using ix_pi2_prog_trav00000 on sm001000_pi8_etape_dossierbase ed (cost=0.42..35.85 rows=9 width=32) (actual time=1.184..9.741 rows=8 loops=480)

  • Index Cond: (sm001000_pi2_programmation_travauxid = pt.sm001000_pi2_programmation_travauxid_actv)
15. 5,688.771 5,688.771 ↑ 2.0 1 4,009

Index Scan using "INDEX_sm001000_pi8_etape_dossierid" on sm001000_pi8_action_dossierbase ad (cost=0.42..0.60 rows=2 width=48) (actual time=1.177..1.419 rows=1 loops=4,009)

  • Index Cond: (sm001000_pi8_etape_dossierid = ed.sm001000_pi8_etape_dossierid)
Planning time : 183.641 ms