explain.depesz.com

PostgreSQL's explain analyze made readable

Result: xcxj

Settings
# exclusive inclusive rows x rows loops node
1. 0.005 0.592 ↑ 1.0 1 1

Result (cost=0.47..0.48 rows=1 width=4) (actual time=0.591..0.592 rows=1 loops=1)

  • Buffers: shared hit=2 read=3
  • I/O Timings: read=0.442
2.          

Initplan (for Result)

3. 0.002 0.587 ↑ 1.0 1 1

Limit (cost=0.43..0.47 rows=1 width=4) (actual time=0.587..0.587 rows=1 loops=1)

  • Buffers: shared hit=2 read=3
  • I/O Timings: read=0.442
4. 0.585 0.585 ↑ 4,534,188.0 1 1

Index Only Scan using index_secure_ci_builds_on_user_id_created_at on public.ci_builds (cost=0.43..186,350.54 rows=4,534,188 width=4) (actual time=0.585..0.585 rows=1 loops=1)

  • Index Cond: (ci_builds.user_id IS NOT NULL)
  • Heap Fetches: 1
  • Buffers: shared hit=2 read=3
  • I/O Timings: read=0.442