explain.depesz.com

PostgreSQL's explain analyze made readable

Result: hygT

Settings
# exclusive inclusive rows x rows loops node
1. 618.478 618.478 ↑ 5.1 10,309 1

CTE Scan on rec (cost=17,228.06..18,283.06 rows=52,750 width=124) (actual time=0.081..618.478 rows=10,309 loops=1)

2.          

CTE rec

3. 3.494 614.368 ↑ 5.1 10,309 1

Recursive Union (cost=0.57..17,228.06 rows=52,750 width=75) (actual time=0.080..614.368 rows=10,309 loops=1)

4. 0.001 0.082 ↑ 20.0 2 1

Nested Loop (cost=0.57..48.22 rows=40 width=75) (actual time=0.079..0.082 rows=2 loops=1)

5. 0.002 0.077 ↑ 20.0 2 1

Nested Loop (cost=0.29..33.18 rows=40 width=16) (actual time=0.076..0.077 rows=2 loops=1)

6. 0.071 0.071 ↑ 1.0 1 1

Seq Scan on svnfiles fl (cost=0.00..11.14 rows=1 width=4) (actual time=0.071..0.071 rows=1 loops=1)

  • Filter: (name = 'UY2MV9ZXMY'::text)
  • Rows Removed by Filter: 570
7. 0.004 0.004 ↑ 20.0 2 1

Index Scan using idx_svn_log_entry_details_file_id on svnlogentrydetails fed (cost=0.29..21.64 rows=40 width=16) (actual time=0.003..0.004 rows=2 loops=1)

  • Index Cond: (fileid = fl.id)
8. 0.004 0.004 ↑ 1.0 1 2

Index Scan using svnlogentries_pkey on svnlogentries fe (cost=0.29..0.37 rows=1 width=63) (actual time=0.002..0.002 rows=1 loops=2)

  • Index Cond: (id = fed.logid)
  • Filter: (NOT isdeleted)
9. 119.477 610.792 ↑ 53.2 99 104

Hash Join (cost=824.48..1,612.48 rows=5,271 width=75) (actual time=5.067..5.873 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
10. 233.707 233.707 ↑ 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..2.269 rows=22,571 loops=103)

  • Filter: (NOT isdeleted)
11. 2.080 257.608 ↑ 159.7 99 104

Hash (cost=626.83..626.83 rows=15,812 width=20) (actual time=2.477..2.477 rows=99 loops=104)

  • Buckets: 16384 Batches: 1 Memory Usage: 128kB
12. 145.306 255.528 ↑ 159.7 99 104

Hash Join (cost=35.35..626.83 rows=15,812 width=20) (actual time=1.892..2.457 rows=99 loops=104)

  • Hash Cond: (fed_1.fileid = fl_1.id)
13. 108.974 108.974 ↑ 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..1.058 rows=22,572 loops=103)

14. 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
15. 0.487 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)
16. 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)

17. 0.074 0.137 ↑ 1.0 571 1

Hash (cost=9.71..9.71 rows=571 width=4) (actual time=0.137..0.137 rows=571 loops=1)

  • Buckets: 1024 Batches: 1 Memory Usage: 29kB
18. 0.063 0.063 ↑ 1.0 571 1

Seq Scan on svnfiles fl_1 (cost=0.00..9.71 rows=571 width=4) (actual time=0.009..0.063 rows=571 loops=1)