explain.depesz.com

PostgreSQL's explain analyze made readable

Result: laz

Settings
# exclusive inclusive rows x rows loops node
1. 2.118 171.237 ↓ 127.0 6,856 1

Nested Loop Left Join (cost=2.74..148,163.87 rows=54 width=19) (actual time=0.034..171.237 rows=6,856 loops=1)

2. 9.972 162.265 ↓ 126.9 6,854 1

Nested Loop (cost=2.45..147,951.24 rows=54 width=19) (actual time=0.032..162.265 rows=6,854 loops=1)

3. 14.744 62.783 ↓ 2.0 44,755 1

Hash Left Join (cost=2.02..7,810.79 rows=22,322 width=11) (actual time=0.026..62.783 rows=44,755 loops=1)

  • Hash Cond: ((t_vetrino.id_colorazione)::text = (t_colorazione.id_colorazione)::text)
  • Filter: (((t_colorazione.tp_colorazione)::text <> 'R'::text) OR (t_vetrino.id_colorazione IS NULL))
4. 48.025 48.025 ↓ 2.0 44,755 1

Seq Scan on t_vetrino (cost=0.00..7,554.03 rows=22,679 width=11) (actual time=0.005..48.025 rows=44,755 loops=1)

  • Filter: ((dt_cancel IS NULL) AND (annullato IS NULL) AND (user_taglio = 0) AND (user_consegna = 0))
  • Rows Removed by Filter: 179314
5. 0.006 0.014 ↑ 1.0 38 1

Hash (cost=1.55..1.55 rows=38 width=6) (actual time=0.014..0.014 rows=38 loops=1)

  • Buckets: 1024 Batches: 1 Memory Usage: 2kB
6. 0.008 0.008 ↑ 1.0 38 1

Seq Scan on t_colorazione (cost=0.00..1.55 rows=38 width=6) (actual time=0.002..0.008 rows=38 loops=1)

  • Filter: (dt_cancel IS NULL)
  • Rows Removed by Filter: 17
7. 89.510 89.510 ↓ 0.0 0 44,755

Index Scan using t_caso2 on t_caso v2 (cost=0.43..6.27 rows=1 width=16) (actual time=0.002..0.002 rows=0 loops=44,755)

  • Index Cond: (id_acc_mat = t_vetrino.id_acc_mat)
  • Filter: ((fl_stato)::text <> ALL ('{I,P,V,R,Z,F}'::text[]))
  • Rows Removed by Filter: 1
8. 6.854 6.854 ↓ 0.0 0 6,854

Index Scan using t_vetrino_test1 on t_vetrino_test (cost=0.29..3.93 rows=1 width=8) (actual time=0.001..0.001 rows=0 loops=6,854)

  • Index Cond: (t_vetrino.id_vetrino = id_vetrino)
Total runtime : 171.574 ms