explain.depesz.com

PostgreSQL's explain analyze made readable

Result: G2yb

Settings
# exclusive inclusive rows x rows loops node
1. 0.002 2,141.306 ↑ 499.0 1 1

Limit (cost=366,057.31..366,058.56 rows=499 width=98) (actual time=2,141.305..2,141.306 rows=1 loops=1)

  • Buffers: shared hit=389,382
2. 0.010 2,141.304 ↑ 499.0 1 1

Sort (cost=366,057.31..366,058.56 rows=499 width=98) (actual time=2,141.304..2,141.304 rows=1 loops=1)

  • Sort Key: name
  • Sort Method: quicksort Memory: 25kB
  • Buffers: shared hit=389,382
3. 1,866.852 2,141.294 ↑ 499.0 1 1

Bitmap Heap Scan on customer (cost=75,115.78..366,034.95 rows=499 width=98) (actual time=2,122.139..2,141.294 rows=1 loops=1)

  • Recheck Cond: ((resellerid = 247,133) AND ((parentkey = '999999999_247131_247133'::text) OR (parentkey ~~ '999999999\_247131\_247133\%'::text)))
  • Filter: ((customerstatus <> 'Deleted'::text) AND ((parentkey = '999999999_247131_247133'::text) OR (parentkey ~~ '999999999\_247131\_247133\%'::text)) A
  • Rows Removed by Filter: 1,483,671
  • Heap Blocks: exact=373,338
  • Buffers: shared hit=389,382
4. 12.644 274.442 ↓ 0.0 0 1

BitmapAnd (cost=75,115.78..75,115.78 rows=100,375 width=0) (actual time=274.442..274.442 rows=0 loops=1)

  • Buffers: shared hit=16,044
5. 133.025 133.025 ↓ 1.0 1,493,949 1

Bitmap Index Scan on customer_resellerid_key1 (cost=0.00..29,378.12 rows=1,466,891 width=0) (actual time=133.025..133.025 rows=1,493,949 loops=1)

  • Index Cond: (resellerid = 247,133)
  • Buffers: shared hit=4,818
6. 128.762 128.773 ↓ 0.0 0 1

BitmapOr (cost=45,737.28..45,737.28 rows=1,467,188 width=0) (actual time=128.773..128.773 rows=0 loops=1)

  • Buffers: shared hit=11,226
  • -> Bitmap Index Scan on customer_parentkey_idx (cost=0.00..45726.24 rows=1,466,891 width=0) (actual time=128.759..128.759 rows=1,498,794 loops
  • Index Cond: (parentkey = '999999999_247131_247133'::text)
  • Buffers: shared hit=11,222
7. 0.011 0.011 ↓ 0.0 0 1

Bitmap Index Scan on customer_parentkey_idx (cost=0.00..10.79 rows=297 width=0) (actual time=0.011..0.011 rows=0 loops=1)

  • Index Cond: (parentkey = '999999999_247131_247133%'::text)
  • Buffers: shared hit=4
Planning time : 0.320 ms
Execution time : 2,142.653 ms