explain.depesz.com

PostgreSQL's explain analyze made readable

Result: Xcjk

Settings
# exclusive inclusive rows x rows loops node
1. 0.010 3,807.585 ↑ 2.4 14 1

Sort (cost=34,742.61..34,742.69 rows=33 width=36) (actual time=3,807.584..3,807.585 rows=14 loops=1)

  • Sort Key: i.bucket
  • Sort Method: quicksort Memory: 26kB
2. 269.846 3,807.575 ↑ 2.4 14 1

HashAggregate (cost=34,741.12..34,741.78 rows=33 width=36) (actual time=3,807.570..3,807.575 rows=14 loops=1)

  • Group Key: i.bucket
3. 1,023.726 3,537.729 ↓ 25.3 768,428 1

Nested Loop (cost=1,084.30..34,132.74 rows=30,419 width=53) (actual time=14.370..3,537.729 rows=768,428 loops=1)

  • Join Filter: ((t0.began >= i.begin) AND (t0.began <= i.""end""))
  • Rows Removed by Join Filter: 9,989,564
4. 0.000 1,745.575 ↓ 92.6 768,428 1

Gather (cost=1,084.30..29,337.71 rows=8,296 width=57) (actual time=14.337..1,745.575 rows=768,428 loops=1)

  • Workers Planned: 1
  • Workers Launched: 1
5. 107.507 2,586.796 ↓ 78.7 384,214 2 / 2

Nested Loop (cost=84.30..27,508.11 rows=4,880 width=57) (actual time=11.272..2,586.796 rows=384,214 loops=2)

6. 43.703 1,038.486 ↓ 74.8 96,054 2 / 2

Nested Loop (cost=83.74..15,768.30 rows=1,285 width=24) (actual time=11.250..1,038.486 rows=96,054 loops=2)

7. 41.365 706.600 ↓ 74.8 96,061 2 / 2

Nested Loop (cost=83.32..15,103.76 rows=1,285 width=24) (actual time=11.238..706.600 rows=96,061 loops=2)

8. 55.578 377.046 ↓ 75.8 96,063 2 / 2

Nested Loop (cost=82.89..14,461.57 rows=1,268 width=24) (actual time=11.226..377.046 rows=96,063 loops=2)

9. 26.753 33.160 ↓ 76.0 96,102 2 / 2

Parallel Bitmap Heap Scan on call t0 (cost=82.47..6,245.58 rows=1,265 width=24) (actual time=11.212..33.160 rows=96,102 loops=2)

  • Recheck Cond: ((began >= ('{""2020-03-01 13:00:00+00"",""2020-03-08 13:00:00+00"",""2020-03-15 13:00:00+00"",""2020-03-22 13:00:00+00"",""2020-03-29 13:00:00+00"",""2020-04-05 14:00:00+00"",""2020-04-12 14:00:00+00"",""2020-04-19 14:00:00+00"",""2020-04-26 14:00:00+00"",""2020-05-03 14:00:00+00"",""2020-05-10 14:00:00+00"",""2020-05-17 14:00:00+00"",""2020-05-24 14:00:00+00"",""2020-05-31 14:00:00+00"",""2020-06-11 14:00:00+00""}'::timestamp with time zone[])[1]) AND (began <= ('{""2020-03-01 13:00:00+00"",""2020-03-08 13:00:00+00"",""2020-03-15 13:00:00+00"",""2020-03-22 13:00:00+00"",""2020-03-29 13:00:00+00"",""2020-04-05 14:00:00+00"",""2020-04-12 14:00:00+00"",""2020-04-19 14:00:00+00"",""2020-04-26 14:00:00+00"",""2020-05-03 14:00:00+00"",""2020-05-10 14:00:00+00"",""2020-05-17 14:00:00+00"",""2020-05-24 14:00:00+00"",""2020-05-31 14:00:00+00"",""2020-06-11 14:00:00+00""}'::timestamp with time zone[])[15]))
  • Heap Blocks: exact=2,078
10. 6.407 6.407 ↓ 89.4 192,205 1 / 2

Bitmap Index Scan on call_idx_began (cost=0.00..81.93 rows=2,151 width=0) (actual time=12.814..12.814 rows=192,205 loops=1)

  • Index Cond: ((began >= ('{""2020-03-01 13:00:00+00"",""2020-03-08 13:00:00+00"",""2020-03-15 13:00:00+00"",""2020-03-22 13:00:00+00"",""2020-03-29 13:00:00+00"",""2020-04-05 14:00:00+00"",""2020-04-12 14:00:00+00"",""2020-04-19 14:00:00+00"",""2020-04-26 14:00:00+00"",""2020-05-03 14:00:00+00"",""2020-05-10 14:00:00+00"",""2020-05-17 14:00:00+00"",""2020-05-24 14:00:00+00"",""2020-05-31 14:00:00+00"",""2020-06-11 14:00:00+00""}'::timestamp with time zone[])[1]) AND (began <= ('{""2020-03-01 13:00:00+00"",""2020-03-08 13:00:00+00"",""2020-03-15 13:00:00+00"",""2020-03-22 13:00:00+00"",""2020-03-29 13:00:00+00"",""2020-04-05 14:00:00+00"",""2020-04-12 14:00:00+00"",""2020-04-19 14:00:00+00"",""2020-04-26 14:00:00+00"",""2020-05-03 14:00:00+00"",""2020-05-10 14:00:00+00"",""2020-05-17 14:00:00+00"",""2020-05-24 14:00:00+00"",""2020-05-31 14:00:00+00"",""2020-06-11 14:00:00+00""}'::timestamp with time zone[])[15]))
11. 288.308 288.308 ↑ 1.0 1 192,205 / 2

Index Scan using transcript_unique_call_id on transcript t1 (cost=0.42..6.49 rows=1 width=32) (actual time=0.003..0.003 rows=1 loops=192,205)

  • Index Cond: (call_id = t0.id)
12. 288.189 288.189 ↑ 1.0 1 192,126 / 2

Index Scan using enriched_transcript_unique_transcript_id on enriched_transcript t2 (cost=0.42..0.51 rows=1 width=32) (actual time=0.003..0.003 rows=1 loops=192,126)

  • Index Cond: (transcript_id = t1.id)
13. 288.183 288.183 ↑ 1.0 1 192,122 / 2

Index Scan using scorecard_run_unique_enriched_transcript_id on scorecard_run t3 (cost=0.42..0.52 rows=1 width=32) (actual time=0.003..0.003 rows=1 loops=192,122)

  • Index Cond: (enriched_transcript_id = t2.id)
14. 1,440.803 1,440.803 ↑ 6.2 4 192,107 / 2

Index Scan using scorecard_result_idx_scorecard_run_id_parent on scorecard_result t4 (cost=0.56..8.89 rows=25 width=65) (actual time=0.010..0.015 rows=4 loops=192,107)

  • Index Cond: (scorecard_run_id = t3.id)
  • Filter: ((parent IS NULL) OR ((question)::text = 'Communication'::text) OR ((question)::text = 'Compliance'::text) OR ((question)::text = 'Conduct'::text))
  • Rows Removed by Filter: 29
15. 768.398 768.428 ↑ 2.4 14 768,428

Materialize (cost=0.00..4.17 rows=33 width=20) (actual time=0.000..0.001 rows=14 loops=768,428)

16. 0.003 0.030 ↑ 2.4 14 1

Subquery Scan on i (cost=0.00..4.00 rows=33 width=20) (actual time=0.018..0.030 rows=14 loops=1)

  • Filter: (i.bucket > 0)
  • Rows Removed by Filter: 1
17. 0.014 0.027 ↑ 6.7 15 1

WindowAgg (cost=0.00..2.75 rows=100 width=20) (actual time=0.016..0.027 rows=15 loops=1)

18. 0.013 0.013 ↑ 6.7 15 1

Function Scan on unnest times (cost=0.00..1.00 rows=100 width=16) (actual time=0.011..0.013 rows=15 loops=1)

  • Filter: (t IS NOT NULL)
Planning time : 1.224 ms
Execution time : 3,808.520 ms