explain.depesz.com

PostgreSQL's explain analyze made readable

Result: YKkX : w/o index

Settings
# exclusive inclusive rows x rows loops node
1. 0.004 0.440 ↓ 1.1 30 1

Limit (cost=0.84..102.98 rows=28 width=17) (actual time=0.079..0.440 rows=30 loops=1)

2. 0.047 0.436 ↓ 1.1 30 1

Nested Loop (cost=0.84..102.98 rows=28 width=17) (actual time=0.079..0.436 rows=30 loops=1)

3. 0.089 0.089 ↑ 1.1 30 1

Index Scan using ix_company_id_user_id on contacts_importance contacts_importance_1 (cost=0.42..18.26 rows=32 width=26) (actual time=0.054..0.089 rows=30 loops=1)

  • Index Cond: ((company_id = '\x4c2118ad54397f271b000000'::bytea) AND (user_id = '\x4c21187154397f270a000001'::bytea) AND (is_important = true))
  • Filter: (is_important IS TRUE)
4. 0.300 0.300 ↑ 1.0 1 30

Index Only Scan using contacts_pkey on contacts (cost=0.43..2.65 rows=1 width=26) (actual time=0.010..0.010 rows=1 loops=30)

  • Index Cond: ((company_id = '\x4c2118ad54397f271b000000'::bytea) AND (id = contacts_importance_1.contact_id))
  • Heap Fetches: 30
Planning time : 0.551 ms
Execution time : 0.502 ms