explain.depesz.com

PostgreSQL's explain analyze made readable

Result: 5yh7

Settings
# exclusive inclusive rows x rows loops node
1. 0.103 56,060.933 ↑ 1.0 1 1

Result (cost=3,631,327.03..3,631,327.04 rows=1 width=32) (actual time=56,060.932..56,060.933 rows=1 loops=1)

2.          

Initplan (forResult)

3. 0.035 56,060.830 ↑ 1.0 25 1

Limit (cost=3,631,326.97..3,631,327.03 rows=25 width=64) (actual time=56,060.789..56,060.830 rows=25 loops=1)

4. 1,116.415 56,060.795 ↑ 6,772.1 25 1

Sort (cost=3,631,326.97..3,631,750.22 rows=169,302 width=64) (actual time=56,060.785..56,060.795 rows=25 loops=1)

  • Sort Key: (CASE WHEN (length(d.fullname) = 0) THEN NULL::text ELSE d.fullname END)
  • Sort Method: top-N heapsort Memory: 43kB
5. 13,612.358 54,944.380 ↓ 9.9 1,674,623 1

Subquery Scan on d (cost=3,619,354.05..3,626,549.39 rows=169,302 width=64) (actual time=35,342.441..54,944.380 rows=1,674,623 loops=1)

6. 1,630.882 41,332.022 ↓ 9.9 1,674,623 1

Unique (cost=3,619,354.05..3,623,586.60 rows=169,302 width=198) (actual time=35,342.410..41,332.022 rows=1,674,623 loops=1)

7. 11,668.122 39,701.140 ↓ 9.9 1,676,510 1

Sort (cost=3,619,354.05..3,619,777.31 rows=169,302 width=198) (actual time=35,342.408..39,701.140 rows=1,676,510 loops=1)

  • Sort Key: cm_user.ueid, ((cm_user.data ->> 'login'::text)), (btrim(((((COALESCE(((cm_user.data -> 'fullName'::text) ->> 'lastName'::text), ''::text) || ' '::text) || COALESCE(((cm_user.data -> 'fullName'::text) ->> 'firstName'::text), ''::text)) || ' '::text) || COALESCE(((cm_user.data -> 'fullName'::text) ->> 'middleName'::text), ''::text)))), ((cm_user.data #>> '{contact,email}'::text[])), ((cm_user.data ->> 'city'::text)), ((cm_user.data ->> 'firmName'::text)), ((cs.ueid IS NOT NULL)), (COALESCE(((cs.data ->> 'isResponsible'::text))::boolean, false)), (COALESCE(((cs.data ->> 'isDirector'::text))::boolean, false))
  • Sort Method: external merge Disk: 230160kB
8. 6,283.707 28,033.018 ↓ 9.9 1,676,510 1

Hash Right Join (cost=3,560,644.77..3,588,445.82 rows=169,302 width=198) (actual time=21,721.147..28,033.018 rows=1,676,510 loops=1)

  • Hash Cond: ((cs.data ->> 'userUeid'::text) = (cm_user.ueid)::text)
9. 29.248 29.248 ↓ 1.0 47,648 1

Seq Scan on cm_certificated_specialist cs (cost=0.00..2,097.48 rows=47,148 width=222) (actual time=0.031..29.248 rows=47,648 loops=1)

10. 2,362.957 21,720.063 ↓ 9.9 1,674,743 1

Hash (cost=3,544,805.50..3,544,805.50 rows=169,302 width=634) (actual time=21,720.062..21,720.063 rows=1,674,743 loops=1)

  • Buckets: 32768 (originally 32768) Batches: 128 (originally 16) Memory Usage: 13057kB
11. 6,913.971 19,357.106 ↓ 9.9 1,674,743 1

Hash Join (cost=7,701.13..3,544,805.50 rows=169,302 width=634) (actual time=6,581.010..19,357.106 rows=1,674,743 loops=1)

  • Hash Cond: ((((jsonb_array_elements((cm_user.data -> 'subscribers'::text))) ->> 'subscriberUeid'::text))::uuid = s.ueid)
12. 3,159.341 5,862.378 ↑ 96.9 1,747,675 1

ProjectSet (cost=0.00..1,336,052.32 rows=169,311,600 width=698) (actual time=0.067..5,862.378 rows=1,747,675 loops=1)

13. 2,703.037 2,703.037 ↓ 1.0 1,693,250 1

Seq Scan on cm_user (cost=0.00..472,563.16 rows=1,693,116 width=634) (actual time=0.030..2,703.037 rows=1,693,250 loops=1)

14. 1,243.393 6,580.757 ↓ 967.3 1,910,333 1

Hash (cost=7,676.44..7,676.44 rows=1,975 width=16) (actual time=6,580.756..6,580.757 rows=1,910,333 loops=1)

  • Buckets: 262144 (originally 2048) Batches: 8 (originally 1) Memory Usage: 13213kB
15. 4,930.201 5,337.364 ↓ 967.3 1,910,333 1

Bitmap Heap Scan on cm_subscriber s (cost=67.31..7,676.44 rows=1,975 width=16) (actual time=449.720..5,337.364 rows=1,910,333 loops=1)

  • Recheck Cond: (data @> jsonb_build_object('profile', 'CLIENT'))
  • Rows Removed by Index Recheck: 27319
  • Heap Blocks: exact=136112 lossy=214462
16. 407.163 407.163 ↓ 967.4 1,910,517 1

Bitmap Index Scan on cm_subscriber_table_index (cost=0.00..66.82 rows=1,975 width=0) (actual time=407.163..407.163 rows=1,910,517 loops=1)

  • Index Cond: (data @> jsonb_build_object('profile', 'CLIENT'))