explain.depesz.com

PostgreSQL's explain analyze made readable

Result: BhLr

Settings
# exclusive inclusive rows x rows loops node
1. 0.019 47.576 ↑ 1.0 1 1

Aggregate (cost=828,704.33..828,704.34 rows=1 width=40) (actual time=47.576..47.576 rows=1 loops=1)

2. 0.000 47.557 ↓ 0.0 0 1

Nested Loop (cost=182,935.89..828,477.36 rows=22,697 width=100) (actual time=47.557..47.557 rows=0 loops=1)

3. 0.000 47.557 ↓ 0.0 0 1

Nested Loop (cost=182,927.44..635,950.06 rows=22,697 width=68) (actual time=47.557..47.557 rows=0 loops=1)

4. 0.001 47.557 ↓ 0.0 0 1

Nested Loop (cost=182,918.82..439,758.24 rows=22,697 width=36) (actual time=47.557..47.557 rows=0 loops=1)

5. 0.279 47.556 ↓ 0.0 0 1

Hash Join (cost=182,908.58..206,532.69 rows=22,697 width=4) (actual time=47.556..47.556 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 47.277 ↓ 0.0 0 1

Hash (cost=43,464.58..43,464.58 rows=39,373 width=4) (actual time=47.277..47.277 rows=0 loops=1)

  • Buckets: 65536 Batches: 1 Memory Usage: 512kB
10. 0.005 47.276 ↓ 0.0 0 1

Hash Join (cost=2,987.48..43,464.58 rows=39,373 width=4) (actual time=47.276..47.276 rows=0 loops=1)

  • Hash Cond: (roadworkrequest.roadworkrequestpsmorganisationid = o2.id)
11. 12.077 47.056 ↓ 0.0 0 1

Hash Join (cost=2,970.23..42,802.59 rows=78,746 width=8) (actual time=47.056..47.056 rows=0 loops=1)

  • Hash Cond: (roadworkrequest.roadworkrequestownerorganisationid = o1.id)
12. 22.706 34.835 ↑ 1.0 153,324 1

Bitmap Heap Scan on roadworkrequest (cost=2,952.98..41,495.89 rows=157,491 width=12) (actual time=13.224..34.835 rows=153,324 loops=1)

  • Recheck Cond: (psmexportid IS NULL)
  • Heap Blocks: exact=6366
13. 12.129 12.129 ↑ 1.0 153,324 1

Bitmap Index Scan on ix_dks (cost=0.00..2,913.61 rows=157,491 width=0) (actual time=12.129..12.129 rows=153,324 loops=1)

  • Index Cond: (psmexportid IS NULL)
14. 0.002 0.144 ↑ 33.3 6 1

Hash (cost=14.75..14.75 rows=200 width=4) (actual time=0.144..0.144 rows=6 loops=1)

  • Buckets: 1024 Batches: 1 Memory Usage: 9kB
15. 0.006 0.142 ↑ 33.3 6 1

HashAggregate (cost=12.75..14.75 rows=200 width=4) (actual time=0.140..0.142 rows=6 loops=1)

  • Group Key: o1.id
16. 0.136 0.136 ↑ 166.7 6 1

Function Scan on getorgtree o1 (cost=0.25..10.25 rows=1,000 width=4) (actual time=0.135..0.136 rows=6 loops=1)

17. 0.002 0.215 ↑ 200.0 1 1

Hash (cost=14.75..14.75 rows=200 width=4) (actual time=0.215..0.215 rows=1 loops=1)

  • Buckets: 1024 Batches: 1 Memory Usage: 9kB
18. 0.005 0.213 ↑ 200.0 1 1

HashAggregate (cost=12.75..14.75 rows=200 width=4) (actual time=0.212..0.213 rows=1 loops=1)

  • Group Key: o2.id
19. 0.208 0.208 ↑ 1,000.0 1 1

Function Scan on getorgtree o2 (cost=0.25..10.25 rows=1,000 width=4) (actual time=0.208..0.208 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