explain.depesz.com

PostgreSQL's explain analyze made readable

Result: xp8l

Settings
# exclusive inclusive rows x rows loops node
1. 0.000 0.045 ↓ 0.0 0 1
→

Nested Loop Left Join (cost=309.53..19,934.69 rows=17,239 width=1,512) (actual time=0.045..0.045 rows=0 loops=1)

2. 0.000 0.045 ↓ 0.0 0 1
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Nested Loop (cost=309.10..2,223.55 rows=17,239 width=165) (actual time=0.045..0.045 rows=0 loops=1)

3. 0.001 0.045 ↓ 0.0 0 1
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HashAggregate (cost=9.15..9.16 rows=1 width=8) (actual time=0.045..0.045 rows=0 loops=1)

  • Group Key: provider3_.id
4. 0.021 0.044 ↓ 0.0 0 1
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Hash Join (cost=2.21..9.14 rows=1 width=8) (actual time=0.044..0.044 rows=0 loops=1)

  • Hash Cond: (provider3_.laboratory_id = module2_.laboratory_id)
5. 0.008 0.008 ↑ 67.0 1 1
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Seq Scan on provider provider3_ (cost=0.00..6.67 rows=67 width=16) (actual time=0.008..0.008 rows=1 loops=1)

6. 0.000 0.015 ↓ 0.0 0 1
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Hash (cost=2.20..2.20 rows=1 width=8) (actual time=0.015..0.015 rows=0 loops=1)

  • Buckets: 1024 Batches: 1 Memory Usage: 8kB
7. 0.015 0.015 ↓ 0.0 0 1
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Seq Scan on module module2_ (cost=0.00..2.20 rows=1 width=8) (actual time=0.015..0.015 rows=0 loops=1)

  • Filter: (active AND ((module)::text = 'DMP'::text))
  • Rows Removed by Filter: 96
8. 0.000 0.000 ↓ 0.0 0
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Bitmap Heap Scan on provider_link providerli0_ (cost=299.96..2,042.00 rows=17,239 width=165) (never executed)

  • Recheck Cond: (provider_id = provider3_.id)
  • Filter: (dmp_enabled AND ((link_state)::text = 'ACTIVE'::text) AND ((link_type)::text = 'PATIENT'::text))
9. 0.000 0.000 ↓ 0.0 0
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Bitmap Index Scan on idx_provider_link_provider_id (cost=0.00..295.65 rows=20,449 width=0) (never executed)

  • Index Cond: (provider_id = provider3_.id)
10. 0.000 0.000 ↓ 0.0 0
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Index Scan using activation_code_pkey on activation_code activation1_ (cost=0.43..1.02 rows=1 width=1,347) (never executed)

  • Index Cond: (providerli0_.activation_code_id = id)
Planning time : 0.808 ms