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authorMartin Kagamino Lehoux <martin@lehoux.net>2025-09-09 10:37:00 +0200
committerMartin Kagamino Lehoux <martin@lehoux.net>2025-10-01 07:51:11 +0200
commit415f7e954b021cad720c27ea73cadb3fb400e570 (patch)
tree99dd84cc27bcdf8fffb7adaf8d26ccda4ff337fb /content/posts/nested-postgres-results/composite-array-agg.txt
parent7485cdcfa7d5ffe9bb928dffefd070b13f4de518 (diff)
Add comparison of sql pipelines
Diffstat (limited to 'content/posts/nested-postgres-results/composite-array-agg.txt')
-rw-r--r--content/posts/nested-postgres-results/composite-array-agg.txt33
1 files changed, 33 insertions, 0 deletions
diff --git a/content/posts/nested-postgres-results/composite-array-agg.txt b/content/posts/nested-postgres-results/composite-array-agg.txt
new file mode 100644
index 0000000..eb5c507
--- /dev/null
+++ b/content/posts/nested-postgres-results/composite-array-agg.txt
@@ -0,0 +1,33 @@
+GroupAggregate (cost=14206.02..16920.03 rows=8849 width=36) (actual time=17.442..24.779 rows=10000 loops=1)
+ Output: accommodation_id, array_agg(ROW(date, price))
+ Group Key: overrides.accommodation_id
+ Buffers: shared hit=6442
+ -> Gather Merge (cost=14206.02..16702.25 rows=21433 width=13) (actual time=17.433..20.521 rows=20000 loops=1)
+ Output: accommodation_id, date, price
+ Workers Planned: 2
+ Workers Launched: 2
+ Buffers: shared hit=6442
+ -> Sort (cost=13206.00..13228.33 rows=8930 width=13) (actual time=14.503..14.704 rows=6667 loops=3)
+ Output: accommodation_id, date, price
+ Sort Key: overrides.accommodation_id
+ Sort Method: quicksort Memory: 424kB
+ Buffers: shared hit=6442
+ Worker 0: actual time=13.119..13.313 rows=6171 loops=1
+ Sort Method: quicksort Memory: 385kB
+ Buffers: shared hit=2007
+ Worker 1: actual time=13.642..13.847 rows=6437 loops=1
+ Sort Method: quicksort Memory: 394kB
+ Buffers: shared hit=2086
+ -> Parallel Seq Scan on public.overrides (cost=0.00..12619.99 rows=8930 width=13) (actual time=0.011..13.689 rows=6667 loops=3)
+ Output: accommodation_id, date, price
+ Filter: ((overrides.date >= '2025-07-01'::date) AND (overrides.date < '2025-07-08'::date))
+ Rows Removed by Filter: 326666
+ Buffers: shared hit=6370
+ Worker 0: actual time=0.009..12.361 rows=6171 loops=1
+ Buffers: shared hit=1971
+ Worker 1: actual time=0.010..12.859 rows=6437 loops=1
+ Buffers: shared hit=2050
+Planning:
+ Buffers: shared hit=129
+Planning Time: 0.272 ms
+Execution Time: 25.133 ms