explain.depesz.com

PostgreSQL's explain analyze made readable

Result: TZp4

Settings
# exclusive inclusive rows x rows loops node
1. 0.015 64.509 ↑ 1.0 100 1

Limit (cost=5.74..2,984.16 rows=100 width=483) (actual time=44.753..64.509 rows=100 loops=1)

2. 46.391 64.494 ↑ 597.1 100 1

ProjectSet (cost=5.74..1,778,541.40 rows=59,714 width=483) (actual time=44.753..64.494 rows=100 loops=1)

3. 0.677 2.979 ↑ 597.1 100 1

Nested Loop Left Join (cost=5.74..227,918.11 rows=59,714 width=394) (actual time=0.105..2.979 rows=100 loops=1)

4. 0.092 2.202 ↑ 597.1 100 1

Nested Loop Left Join (cost=5.46..179,595.19 rows=59,714 width=380) (actual time=0.088..2.202 rows=100 loops=1)

5. 0.039 2.010 ↑ 597.1 100 1

Nested Loop Left Join (cost=5.19..157,304.14 rows=59,714 width=333) (actual time=0.086..2.010 rows=100 loops=1)

6. 0.082 1.871 ↑ 597.1 100 1

Nested Loop Left Join (cost=4.92..139,969.18 rows=59,714 width=333) (actual time=0.084..1.871 rows=100 loops=1)

7. 0.079 1.689 ↑ 597.1 100 1

Nested Loop Left Join (cost=4.64..117,678.13 rows=59,714 width=290) (actual time=0.079..1.689 rows=100 loops=1)

8. 0.062 1.510 ↑ 597.1 100 1

Nested Loop Left Join (cost=4.37..100,343.28 rows=59,714 width=290) (actual time=0.075..1.510 rows=100 loops=1)

9. 0.107 1.248 ↑ 597.1 100 1

Nested Loop Left Join (cost=4.08..74,761.37 rows=59,714 width=233) (actual time=0.073..1.248 rows=100 loops=1)

10. 1.022 1.041 ↑ 597.1 100 1

Index Scan Backward using model_task_date_idx on model_task t (cost=3.94..65,199.68 rows=59,714 width=174) (actual time=0.068..1.041 rows=100 loops=1)

  • Filter: ((NOT COALESCE(is_deleted, false)) AND (NOT (hashed SubPlan 5)) AND (time_end_guess <= now()))
  • Rows Removed by Filter: 902
11.          

SubPlan (for Index Scan Backward)

12. 0.019 0.019 ↑ 1.0 2 1

Seq Scan on model_doc_status (cost=0.00..3.51 rows=2 width=4) (actual time=0.009..0.019 rows=2 loops=1)

  • Filter: ((machine_name)::text = ANY ('{closed,rejected}'::text[]))
  • Rows Removed by Filter: 119
13. 0.100 0.100 ↑ 1.0 1 100

Index Scan using model_doc_status_pkey on model_doc_status st (cost=0.14..0.16 rows=1 width=63) (actual time=0.001..0.001 rows=1 loops=100)

  • Index Cond: (id = t.status_id)
14. 0.200 0.200 ↑ 1.0 1 100

Index Scan using model_person_pkey on model_person p (cost=0.29..0.43 rows=1 width=65) (actual time=0.002..0.002 rows=1 loops=100)

  • Index Cond: (id = t.person_id)
15. 0.100 0.100 ↑ 1.0 1 100

Index Only Scan using tbl_users_pkey on tbl_users a (cost=0.27..0.29 rows=1 width=4) (actual time=0.001..0.001 rows=1 loops=100)

  • Index Cond: (id = t.author_id)
  • Heap Fetches: 0
16. 0.100 0.100 ↑ 1.0 1 100

Index Scan using tbl_profiles_user_id_idx1 on tbl_profiles ap (cost=0.27..0.37 rows=1 width=51) (actual time=0.001..0.001 rows=1 loops=100)

  • Index Cond: (user_id = a.id)
17. 0.100 0.100 ↑ 1.0 1 100

Index Only Scan using tbl_users_pkey on tbl_users d (cost=0.27..0.29 rows=1 width=4) (actual time=0.001..0.001 rows=1 loops=100)

  • Index Cond: (id = t.doer_id)
  • Heap Fetches: 0
18. 0.100 0.100 ↑ 1.0 1 100

Index Scan using tbl_profiles_user_id_idx1 on tbl_profiles dp (cost=0.27..0.37 rows=1 width=55) (actual time=0.001..0.001 rows=1 loops=100)

  • Index Cond: (user_id = d.id)
19. 0.100 0.100 ↑ 1.0 1 100

Index Scan using model_listitem_pkey on model_listitem dpp (cost=0.28..0.77 rows=1 width=51) (actual time=0.001..0.001 rows=1 loops=100)

  • Index Cond: (id = dp.doer_post)
20.          

SubPlan (for ProjectSet)

21. 0.000 0.000 ↓ 0.0 0

Index Only Scan using document_file_doc_guid on document_file (cost=0.42..8.44 rows=1 width=0) (never executed)

  • Index Cond: (doc_guid = t.guid)
  • Heap Fetches: 0
22. 14.925 14.925 ↓ 1.0 124,461 1

Seq Scan on document_file document_file_1 (cost=0.00..3,307.58 rows=124,458 width=16) (actual time=0.007..14.925 rows=124,461 loops=1)

23. 0.000 0.199 ↑ 1.0 1 199

Index Scan using typology_pkey on typology (cost=8.72..16.73 rows=1 width=67) (actual time=0.001..0.001 rows=1 loops=199)

  • Index Cond: (id = $3)
24.          

Initplan (for Index Scan)

25. 0.199 0.597 ↑ 1.0 1 199

Limit (cost=0.42..8.44 rows=1 width=4) (actual time=0.003..0.003 rows=1 loops=199)

26. 0.398 0.398 ↑ 1.0 1 199

Index Scan using document_produced_doc_id_parent_doc_name_doc_name_index on document_produced (cost=0.42..8.44 rows=1 width=4) (actual time=0.002..0.002 rows=1 loops=199)

  • Index Cond: ((doc_id = t.id) AND (doc_name = 'Task'::text))
Planning time : 2.884 ms
Execution time : 64.646 ms