explain.depesz.com

PostgreSQL's explain analyze made readable

Result: nbJK

Settings
# exclusive inclusive rows x rows loops node
1. 1,143.672 3,678.479 ↓ 1.0 678,869 1

Hash Join (cost=9,956.68..228,413.75 rows=657,683 width=139) (actual time=408.809..3,678.479 rows=678,869 loops=1)

  • Hash Cond: (empleado.nropatronal = cabsueldos.nropatronal)
2. 2,126.049 2,126.049 ↑ 1.0 679,824 1

Seq Scan on empleado (cost=0.00..136,517.58 rows=701,048 width=42) (actual time=0.026..2,126.049 rows=679,824 loops=1)

  • Filter: (((documento)::text <> '0'::text) AND (anho = 2018))
  • Rows Removed by Filter: 2672835
3. 62.079 408.758 ↓ 1.0 41,466 1

Hash (cost=9,456.10..9,456.10 rows=40,046 width=105) (actual time=408.758..408.758 rows=41,466 loops=1)

  • Buckets: 4096 Batches: 1 Memory Usage: 5662kB
4. 118.503 346.679 ↓ 1.0 41,466 1

Hash Left Join (cost=3,478.49..9,456.10 rows=40,046 width=105) (actual time=164.463..346.679 rows=41,466 loops=1)

  • Hash Cond: (cabsueldos.nropatronal = empresas_sucursales.nro_patronal)
5. 63.851 63.851 ↓ 1.0 41,466 1

Index Only Scan using cabsueldos_nropatronal_anho_idx on cabsueldos (cost=0.42..5,127.05 rows=40,046 width=8) (actual time=0.057..63.851 rows=41,466 loops=1)

  • Index Cond: ((anho = 2018) AND (confirmado = 1))
  • Heap Fetches: 0
6. 75.185 164.325 ↑ 1.0 58,981 1

Hash (cost=2,740.81..2,740.81 rows=58,981 width=97) (actual time=164.325..164.325 rows=58,981 loops=1)

  • Buckets: 8192 Batches: 1 Memory Usage: 7591kB
7. 89.140 89.140 ↑ 1.0 58,981 1

Seq Scan on empresas_sucursales (cost=0.00..2,740.81 rows=58,981 width=97) (actual time=0.012..89.140 rows=58,981 loops=1)