explain.depesz.com

PostgreSQL's explain analyze made readable

Result: cqEH

Settings
# exclusive inclusive rows x rows loops node
1. 0.026 171.949 ↑ 1.0 1 1

Aggregate (cost=834,585.61..834,585.62 rows=1 width=40) (actual time=171.949..171.949 rows=1 loops=1)

2. 0.001 171.923 ↓ 0.0 0 1

Nested Loop (cost=188,817.17..834,358.64 rows=22,697 width=100) (actual time=171.923..171.923 rows=0 loops=1)

3. 0.000 171.922 ↓ 0.0 0 1

Nested Loop (cost=188,808.72..641,831.34 rows=22,697 width=68) (actual time=171.922..171.922 rows=0 loops=1)

4. 0.000 171.922 ↓ 0.0 0 1

Nested Loop (cost=188,800.10..445,639.52 rows=22,697 width=36) (actual time=171.922..171.922 rows=0 loops=1)

5. 0.189 171.922 ↓ 0.0 0 1

Hash Join (cost=188,789.86..212,413.97 rows=22,697 width=4) (actual time=171.922..171.922 rows=0 loops=1)

  • Hash Cond: (rrh.roadworkrequestid = roadworkrequest.id)
6. 0.000 0.000 ↓ 0.0 0

GroupAggregate (cost=138,951.84..154,098.17 rows=600,059 width=12) (never executed)

  • Group Key: rrh.roadworkrequestid
  • Filter: ((max(rrh."timestamp") >= (to_timestamp('20190105 12:00:00 AM'::text, 'yyyyMMdd HH24:MI:SS AM'::text))::timestamp without time zone) AND (max(rrh."timestamp") <= (to_timestamp('20190205 12:00:00 AM'::text, 'yyyyMMdd HH24:MI:SS AM'::text))::timestamp without time zone))
7. 0.000 0.000 ↓ 0.0 0

Sort (cost=138,951.84..141,238.27 rows=914,574 width=12) (never executed)

  • Sort Key: rrh.roadworkrequestid
8. 0.000 0.000 ↓ 0.0 0

Index Scan using ix_roadworkrequesttypeid on roadworkrequesthistory rrh (cost=0.44..32,765.48 rows=914,574 width=12) (never executed)

  • Index Cond: (roadworkstatustypeid = 19)
9. 0.001 171.733 ↓ 0.0 0 1

Hash (cost=49,345.86..49,345.86 rows=39,373 width=4) (actual time=171.733..171.733 rows=0 loops=1)

  • Buckets: 65536 Batches: 1 Memory Usage: 512kB
10. 0.005 171.732 ↓ 0.0 0 1

Hash Join (cost=34.50..49,345.86 rows=39,373 width=4) (actual time=171.732..171.732 rows=0 loops=1)

  • Hash Cond: (roadworkrequest.roadworkrequestpsmorganisationid = o2.id)
11. 8.095 171.561 ↓ 0.0 0 1

Hash Join (cost=17.25..48,683.87 rows=78,746 width=8) (actual time=171.561..171.561 rows=0 loops=1)

  • Hash Cond: (roadworkrequest.roadworkrequestownerorganisationid = o1.id)
12. 163.368 163.368 ↑ 1.0 153,324 1

Seq Scan on roadworkrequest (cost=0.00..47,377.17 rows=157,491 width=12) (actual time=0.009..163.368 rows=153,324 loops=1)

  • Filter: (psmexportid IS NULL)
  • Rows Removed by Filter: 887593
13. 0.001 0.098 ↑ 33.3 6 1

Hash (cost=14.75..14.75 rows=200 width=4) (actual time=0.098..0.098 rows=6 loops=1)

  • Buckets: 1024 Batches: 1 Memory Usage: 9kB
14. 0.004 0.097 ↑ 33.3 6 1

HashAggregate (cost=12.75..14.75 rows=200 width=4) (actual time=0.095..0.097 rows=6 loops=1)

  • Group Key: o1.id
15. 0.093 0.093 ↑ 166.7 6 1

Function Scan on getorgtree o1 (cost=0.25..10.25 rows=1,000 width=4) (actual time=0.092..0.093 rows=6 loops=1)

16. 0.001 0.166 ↑ 200.0 1 1

Hash (cost=14.75..14.75 rows=200 width=4) (actual time=0.166..0.166 rows=1 loops=1)

  • Buckets: 1024 Batches: 1 Memory Usage: 9kB
17. 0.004 0.165 ↑ 200.0 1 1

HashAggregate (cost=12.75..14.75 rows=200 width=4) (actual time=0.164..0.165 rows=1 loops=1)

  • Group Key: o2.id
18. 0.161 0.161 ↑ 1,000.0 1 1

Function Scan on getorgtree o2 (cost=0.25..10.25 rows=1,000 width=4) (actual time=0.161..0.161 rows=1 loops=1)

19. 0.000 0.000 ↓ 0.0 0

Aggregate (cost=10.25..10.26 rows=1 width=32) (never executed)

20. 0.000 0.000 ↓ 0.0 0

Index Scan using ix_roadworkrequestmaterial_roadworkrequestid_ispsm on roadworkrequestmaterial m (cost=0.43..10.24 rows=2 width=6) (never executed)

  • Index Cond: ((roadworkrequest.id = roadworkrequestid) AND (ispsm = true))
  • Filter: ispsm
21. 0.000 0.000 ↓ 0.0 0

Aggregate (cost=8.61..8.62 rows=1 width=32) (never executed)

22. 0.000 0.000 ↓ 0.0 0

Index Scan using ix_roadworkrequestpenalty_roadworkrequestid on roadworkrequestpenalty p (cost=0.42..8.61 rows=1 width=5) (never executed)

  • Index Cond: (roadworkrequest.id = roadworkrequestid)
  • Filter: ispsm
23. 0.000 0.000 ↓ 0.0 0

Aggregate (cost=8.45..8.46 rows=1 width=32) (never executed)

24. 0.000 0.000 ↓ 0.0 0

Index Scan using idx_roadworkrequestadditional_roadworkrequestid_ispsm on roadworkrequestadditional a (cost=0.43..8.45 rows=1 width=3) (never executed)

  • Index Cond: ((roadworkrequest.id = roadworkrequestid) AND (ispsm = true))
  • Filter: ispsm