explain.depesz.com

PostgreSQL's explain analyze made readable

Result: XYMbW

Settings
# exclusive inclusive rows x rows loops node
1. 0.502 63.399 ↓ 1.0 4,871 1

Append (cost=0.56..123,995.44 rows=4,818 width=25) (actual time=24.708..63.399 rows=4,871 loops=1)

  • Functions: 28
  • Options: Inlining false, Optimization false, Expressions true, Deforming true
  • Timing: Generation 3.744 ms, Inlining 0.000 ms, Optimization 1.113 ms, Emission 23.154 ms, Total 28.010 ms
2. 0.465 31.476 ↓ 1.1 805 1

Nested Loop (cost=0.56..19,898.98 rows=762 width=25) (actual time=24.708..31.476 rows=805 loops=1)

3. 27.791 27.791 ↓ 1.1 805 1

Index Scan using road_network_partitioned3_cell_754_geometry_idx on road_network_partitioned3_cell_754 (cost=0.28..19,538.23 rows=762 width=12) (actual time=24.679..27.791 rows=805 loops=1)

  • Index Cond: (geometry && '0103000020110F000001000000050000003333FF6E433C7041EC51F818D67B48C13333FF6E433C70417B140EFA45C848C185EB216BD14570417B140EFA45C848C185EB216BD1457041EC51F818D67B48C13333FF6E433C7041EC51F818D67B48C1'::geometry)
  • Filter: ((lon >= 152) AND (lon <= 153) AND (lat >= '-27'::integer) AND (lat <= '-27'::integer) AND st_intersects(geometry, '0103000020110F000001000000050000003333FF6E433C7041EC51F818D67B48C13333FF6E433C70417B140EFA45C848C185EB216BD14570417B140EFA45C848C185EB216BD1457041EC51F818D67B48C13333FF6E433C7041EC51F818D67B48C1'::geometry))
4. 3.220 3.220 ↑ 1.0 1 805

Index Scan using road_network_partitioned2_cell_754_pkey on road_network_partitioned2_cell_754 (cost=0.29..0.46 rows=1 width=26) (actual time=0.003..0.004 rows=1 loops=805)

  • Index Cond: ((lon = road_network_partitioned3_cell_754.lon) AND (lon >= 152) AND (lon <= 153) AND (lat = road_network_partitioned3_cell_754.lat) AND (lat >= '-27'::integer) AND (lat <= '-27'::integer) AND (link_id = road_network_partitioned3_cell_754.link_id))
5. 4.331 31.421 ↓ 1.0 4,066 1

Nested Loop (cost=0.56..104,072.37 rows=4,056 width=25) (actual time=0.076..31.421 rows=4,066 loops=1)

6. 14.892 14.892 ↓ 1.0 4,066 1

Index Scan using road_network_partitioned3_cell_755_geometry_idx on road_network_partitioned3_cell_755 (cost=0.28..102,132.82 rows=4,056 width=12) (actual time=0.058..14.892 rows=4,066 loops=1)

  • Index Cond: (geometry && '0103000020110F000001000000050000003333FF6E433C7041EC51F818D67B48C13333FF6E433C70417B140EFA45C848C185EB216BD14570417B140EFA45C848C185EB216BD1457041EC51F818D67B48C13333FF6E433C7041EC51F818D67B48C1'::geometry)
  • Filter: ((lon >= 152) AND (lon <= 153) AND (lat >= '-27'::integer) AND (lat <= '-27'::integer) AND st_intersects(geometry, '0103000020110F000001000000050000003333FF6E433C7041EC51F818D67B48C13333FF6E433C70417B140EFA45C848C185EB216BD14570417B140EFA45C848C185EB216BD1457041EC51F818D67B48C13333FF6E433C7041EC51F818D67B48C1'::geometry))
7. 12.198 12.198 ↑ 1.0 1 4,066

Index Scan using road_network_partitioned2_cell_755_pkey on road_network_partitioned2_cell_755 (cost=0.29..0.47 rows=1 width=25) (actual time=0.003..0.003 rows=1 loops=4,066)

  • Index Cond: ((lon = road_network_partitioned3_cell_755.lon) AND (lon >= 152) AND (lon <= 153) AND (lat = road_network_partitioned3_cell_755.lat) AND (lat >= '-27'::integer) AND (lat <= '-27'::integer) AND (link_id = road_network_partitioned3_cell_755.link_id))
Planning time : 1.985 ms