explain.depesz.com

PostgreSQL's explain analyze made readable

Result: tYvf

Settings
# exclusive inclusive rows x rows loops node
1. 0.055 27.352 ↓ 462.0 462 1

Subquery Scan on journalaction (cost=646.58..646.62 rows=1 width=116) (actual time=27.019..27.352 rows=462 loops=1)

  • Filter: (journalaction.numero_ligne = 1)
  • Rows Removed by Filter: 15
2. 0.257 27.297 ↓ 477.0 477 1

WindowAgg (cost=646.58..646.61 rows=1 width=124) (actual time=27.017..27.297 rows=477 loops=1)

3. 1.529 27.040 ↓ 477.0 477 1

Sort (cost=646.58..646.59 rows=1 width=116) (actual time=27.010..27.040 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. 1.841 25.511 ↓ 477.0 477 1

Nested Loop (cost=142.93..646.57 rows=1 width=116) (actual time=0.929..25.511 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. 0.718 7.634 ↓ 40.1 4,009 1

Nested Loop (cost=142.51..584.23 rows=100 width=132) (actual time=0.905..7.634 rows=4,009 loops=1)

6. 0.191 1.156 ↓ 40.0 480 1

Merge Join (cost=142.09..152.94 rows=12 width=132) (actual time=0.886..1.156 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. 0.021 0.664 ↑ 29.7 32 1

Sort (cost=104.66..107.03 rows=949 width=64) (actual time=0.661..0.664 rows=32 loops=1)

  • Sort Key: sn.statut, sn.type_ptrc
  • Sort Method: quicksort Memory: 28kB
8. 0.020 0.643 ↑ 28.8 33 1

Hash Join (cost=5.09..57.73 rows=949 width=64) (actual time=0.632..0.643 rows=33 loops=1)

  • Hash Cond: (sn.nature = (nea.sm001000_pi_c_natr_even_affr)::integer)
9. 0.562 0.562 ↑ 61.8 33 1

Seq Scan on statut_nature sn (cost=0.00..30.40 rows=2,040 width=12) (actual time=0.560..0.562 rows=33 loops=1)

10. 0.025 0.061 ↑ 1.0 93 1

Hash (cost=3.93..3.93 rows=93 width=56) (actual time=0.061..0.061 rows=93 loops=1)

  • Buckets: 1024 Batches: 1 Memory Usage: 17kB
11. 0.036 0.036 ↑ 1.0 93 1

Seq Scan on sm001000_pi9_nature_evenement_affairebase nea (cost=0.00..3.93 rows=93 width=56) (actual time=0.013..0.036 rows=93 loops=1)

12. 0.206 0.301 ↑ 1.0 480 1

Sort (cost=37.42..38.63 rows=484 width=80) (actual time=0.221..0.301 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. 0.095 0.095 ↑ 1.0 462 1

Seq Scan on progtravvers pt (cost=0.00..15.84 rows=484 width=80) (actual time=0.005..0.095 rows=462 loops=1)

14. 5.760 5.760 ↑ 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=0.004..0.012 rows=8 loops=480)

  • Index Cond: (sm001000_pi2_programmation_travauxid = pt.sm001000_pi2_programmation_travauxid_actv)
15. 16.036 16.036 ↑ 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=0.003..0.004 rows=1 loops=4,009)

  • Index Cond: (sm001000_pi8_etape_dossierid = ed.sm001000_pi8_etape_dossierid)
Planning time : 2.027 ms