explain.depesz.com

PostgreSQL's explain analyze made readable

Result: Uo9Y

Settings
# exclusive inclusive rows x rows loops node
1. 605.207 605.207 ↑ 5.1 10,309 1

CTE Scan on rec (cost=17,639.79..18,694.79 rows=52,750 width=124) (actual time=4.389..605.207 rows=10,309 loops=1)

2.          

CTE rec

3. 3.344 601.261 ↑ 5.1 10,309 1

Recursive Union (cost=11.44..17,639.79 rows=52,750 width=75) (actual time=4.387..601.261 rows=10,309 loops=1)

4. 0.004 4.389 ↑ 20.0 2 1

Nested Loop (cost=11.44..459.95 rows=40 width=75) (actual time=4.385..4.389 rows=2 loops=1)

5. 2.386 4.375 ↑ 20.0 2 1

Hash Join (cost=11.15..444.91 rows=40 width=16) (actual time=4.373..4.375 rows=2 loops=1)

  • Hash Cond: (fed.fileid = fl.id)
6. 1.898 1.898 ↑ 1.0 22,572 1

Seq Scan on svnlogentrydetails fed (cost=0.00..348.72 rows=22,572 width=16) (actual time=0.020..1.898 rows=22,572 loops=1)

7. 0.004 0.091 ↑ 1.0 1 1

Hash (cost=11.14..11.14 rows=1 width=4) (actual time=0.091..0.091 rows=1 loops=1)

  • Buckets: 1024 Batches: 1 Memory Usage: 9kB
8. 0.087 0.087 ↑ 1.0 1 1

Seq Scan on svnfiles fl (cost=0.00..11.14 rows=1 width=4) (actual time=0.086..0.087 rows=1 loops=1)

  • Filter: (name = 'UY2MV9ZXMY'::text)
  • Rows Removed by Filter: 570
9. 0.010 0.010 ↑ 1.0 1 2

Index Scan using svnlogentries_pkey on svnlogentries fe (cost=0.29..0.37 rows=1 width=63) (actual time=0.005..0.005 rows=1 loops=2)

  • Index Cond: (id = fed.logid)
  • Filter: (NOT isdeleted)
10. 118.466 593.528 ↑ 53.2 99 104

Hash Join (cost=824.48..1,612.48 rows=5,271 width=75) (actual time=4.962..5.707 rows=99 loops=104)

  • Hash Cond: (fe_1.id = fed_1.logid)
  • Join Filter: (fe_1.revision <= rec_1.copyrevision)
  • Rows Removed by Join Filter: 0
11. 225.982 225.982 ↑ 1.0 22,571 103

Seq Scan on svnlogentries fe_1 (cost=0.00..505.71 rows=22,571 width=63) (actual time=0.002..2.194 rows=22,571 loops=103)

  • Filter: (NOT isdeleted)
12. 1.976 249.080 ↑ 159.7 99 104

Hash (cost=626.83..626.83 rows=15,812 width=20) (actual time=2.395..2.395 rows=99 loops=104)

  • Buckets: 16384 Batches: 1 Memory Usage: 128kB
13. 141.414 247.104 ↑ 159.7 99 104

Hash Join (cost=35.35..626.83 rows=15,812 width=20) (actual time=1.835..2.376 rows=99 loops=104)

  • Hash Cond: (fed_1.fileid = fl_1.id)
14. 104.442 104.442 ↑ 1.0 22,572 103

Seq Scan on svnlogentrydetails fed_1 (cost=0.00..348.72 rows=22,572 width=16) (actual time=0.003..1.014 rows=22,572 loops=103)

15. 0.104 1.248 ↑ 400.0 1 104

Hash (cost=30.35..30.35 rows=400 width=12) (actual time=0.012..0.012 rows=1 loops=104)

  • Buckets: 1024 Batches: 1 Memory Usage: 8kB
16. 0.462 1.144 ↑ 400.0 1 104

Hash Join (cost=16.85..30.35 rows=400 width=12) (actual time=0.003..0.011 rows=1 loops=104)

  • Hash Cond: (rec_1.copyfile = fl_1.id)
17. 0.520 0.520 ↑ 4.0 99 104

WorkTable Scan on rec rec_1 (cost=0.00..8.00 rows=400 width=8) (actual time=0.000..0.005 rows=99 loops=104)

18. 0.086 0.162 ↑ 1.0 571 1

Hash (cost=9.71..9.71 rows=571 width=4) (actual time=0.162..0.162 rows=571 loops=1)

  • Buckets: 1024 Batches: 1 Memory Usage: 29kB
19. 0.076 0.076 ↑ 1.0 571 1

Seq Scan on svnfiles fl_1 (cost=0.00..9.71 rows=571 width=4) (actual time=0.016..0.076 rows=571 loops=1)