explain.depesz.com

PostgreSQL's explain analyze made readable

Result: 7ZsH

Settings
# exclusive inclusive rows x rows loops node
1. 610.458 610.458 ↑ 5.1 10,309 1

CTE Scan on rec (cost=17,228.06..18,283.06 rows=52,750 width=124) (actual time=0.074..610.458 rows=10,309 loops=1)

2.          

CTE rec

3. 3.568 606.530 ↑ 5.1 10,309 1

Recursive Union (cost=0.57..17,228.06 rows=52,750 width=75) (actual time=0.072..606.530 rows=10,309 loops=1)

4. 0.000 0.074 ↑ 20.0 2 1

Nested Loop (cost=0.57..48.22 rows=40 width=75) (actual time=0.071..0.074 rows=2 loops=1)

5. 0.003 0.070 ↑ 20.0 2 1

Nested Loop (cost=0.29..33.18 rows=40 width=16) (actual time=0.069..0.070 rows=2 loops=1)

6. 0.064 0.064 ↑ 1.0 1 1

Seq Scan on svnfiles fl (cost=0.00..11.14 rows=1 width=4) (actual time=0.064..0.064 rows=1 loops=1)

  • Filter: (name = 'UY2MV9ZXMY'::text)
  • Rows Removed by Filter: 570
7. 0.003 0.003 ↑ 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..0.003 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. 117.494 602.888 ↑ 53.2 99 104

Hash Join (cost=824.48..1,612.48 rows=5,271 width=75) (actual time=5.020..5.797 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. 232.986 232.986 ↑ 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..2.262 rows=22,571 loops=103)

  • Filter: (NOT isdeleted)
11. 1.976 252.408 ↑ 159.7 99 104

Hash (cost=626.83..626.83 rows=15,812 width=20) (actual time=2.427..2.427 rows=99 loops=104)

  • Buckets: 16384 Batches: 1 Memory Usage: 128kB
12. 141.549 250.432 ↑ 159.7 99 104

Hash Join (cost=35.35..626.83 rows=15,812 width=20) (actual time=1.851..2.408 rows=99 loops=104)

  • Hash Cond: (fed_1.fileid = fl_1.id)
13. 107.635 107.635 ↑ 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..1.045 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. 0.499 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. 0.064 0.125 ↑ 1.0 571 1

Hash (cost=9.71..9.71 rows=571 width=4) (actual time=0.125..0.125 rows=571 loops=1)

  • Buckets: 1024 Batches: 1 Memory Usage: 29kB
18. 0.061 0.061 ↑ 1.0 571 1

Seq Scan on svnfiles fl_1 (cost=0.00..9.71 rows=571 width=4) (actual time=0.008..0.061 rows=571 loops=1)