explain.depesz.com

PostgreSQL's explain analyze made readable

Result: w6fW

Settings
# exclusive inclusive rows x rows loops node
1. 0.018 41.379 ↑ 1.0 1 1

Aggregate (cost=828,704.33..828,704.34 rows=1 width=40) (actual time=41.379..41.379 rows=1 loops=1)

2. 0.000 41.361 ↓ 0.0 0 1

Nested Loop (cost=182,935.89..828,477.36 rows=22,697 width=100) (actual time=41.361..41.361 rows=0 loops=1)

3. 0.001 41.361 ↓ 0.0 0 1

Nested Loop (cost=182,927.44..635,950.06 rows=22,697 width=68) (actual time=41.361..41.361 rows=0 loops=1)

4. 0.000 41.360 ↓ 0.0 0 1

Nested Loop (cost=182,918.82..439,758.24 rows=22,697 width=36) (actual time=41.360..41.360 rows=0 loops=1)

5. 0.179 41.360 ↓ 0.0 0 1

Hash Join (cost=182,908.58..206,532.69 rows=22,697 width=4) (actual time=41.360..41.360 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 41.181 ↓ 0.0 0 1

Hash (cost=43,464.58..43,464.58 rows=39,373 width=4) (actual time=41.181..41.181 rows=0 loops=1)

  • Buckets: 65536 Batches: 1 Memory Usage: 512kB
10. 0.002 41.180 ↓ 0.0 0 1

Hash Join (cost=2,987.48..43,464.58 rows=39,373 width=4) (actual time=41.180..41.180 rows=0 loops=1)

  • Hash Cond: (roadworkrequest.roadworkrequestpsmorganisationid = o2.id)
11. 12.029 41.071 ↓ 0.0 0 1

Hash Join (cost=2,970.23..42,802.59 rows=78,746 width=8) (actual time=41.071..41.071 rows=0 loops=1)

  • Hash Cond: (roadworkrequest.roadworkrequestownerorganisationid = o1.id)
12. 21.073 28.958 ↑ 1.0 153,324 1

Bitmap Heap Scan on roadworkrequest (cost=2,952.98..41,495.89 rows=157,491 width=12) (actual time=8.591..28.958 rows=153,324 loops=1)

  • Recheck Cond: (psmexportid IS NULL)
  • Heap Blocks: exact=6366
13. 7.885 7.885 ↑ 1.0 153,324 1

Bitmap Index Scan on ix_dks (cost=0.00..2,913.61 rows=157,491 width=0) (actual time=7.885..7.885 rows=153,324 loops=1)

  • Index Cond: (psmexportid IS NULL)
14. 0.002 0.084 ↑ 33.3 6 1

Hash (cost=14.75..14.75 rows=200 width=4) (actual time=0.084..0.084 rows=6 loops=1)

  • Buckets: 1024 Batches: 1 Memory Usage: 9kB
15. 0.004 0.082 ↑ 33.3 6 1

HashAggregate (cost=12.75..14.75 rows=200 width=4) (actual time=0.081..0.082 rows=6 loops=1)

  • Group Key: o1.id
16. 0.078 0.078 ↑ 166.7 6 1

Function Scan on getorgtree o1 (cost=0.25..10.25 rows=1,000 width=4) (actual time=0.078..0.078 rows=6 loops=1)

17. 0.001 0.107 ↑ 200.0 1 1

Hash (cost=14.75..14.75 rows=200 width=4) (actual time=0.107..0.107 rows=1 loops=1)

  • Buckets: 1024 Batches: 1 Memory Usage: 9kB
18. 0.003 0.106 ↑ 200.0 1 1

HashAggregate (cost=12.75..14.75 rows=200 width=4) (actual time=0.105..0.106 rows=1 loops=1)

  • Group Key: o2.id
19. 0.103 0.103 ↑ 1,000.0 1 1

Function Scan on getorgtree o2 (cost=0.25..10.25 rows=1,000 width=4) (actual time=0.103..0.103 rows=1 loops=1)

20. 0.000 0.000 ↓ 0.0 0

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

21. 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
22. 0.000 0.000 ↓ 0.0 0

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

23. 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
24. 0.000 0.000 ↓ 0.0 0

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

25. 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