fanfuxiaoran commented on PR #724:
URL: https://github.com/apache/cloudberry/pull/724#issuecomment-2519492174
```
explain analyze
SELECT count(t1.c3) FROM t1, t3 WHERE t1.c1 = t3.c1 ;
QUERY PLAN
-----------------------------------------------------------------------------------------
----------------------------------------------
Finalize Aggregate (cost=1700.07..1700.08 rows=1 width=8) (actual
time=32119.566..32119
.571 rows=1 loops=1)
-> Gather Motion 3:1 (slice1; segments: 3) (cost=1700.02..1700.07
rows=3 width=8) (
actual time=30.967..32119.550 rows=3 loops=1)
-> Partial Aggregate (cost=1700.02..1700.03 rows=1 width=8)
(actual time=32119
.131..32119.135 rows=1 loops=1)
-> Hash Join (cost=771.01..1616.68 rows=33334 width=4)
(actual time=14.0
59..32116.962 rows=33462 loops=1)
Hash Cond: (t3.c1 = t1.c1)
Extra Text: (seg0) Hash chain length 1.0 avg, 3 max,
using 32439 o
f 524288 buckets.
-> Seq Scan on t3 (cost=0.00..387.34 rows=33334
width=4) (actual t
ime=0.028..32089.490 rows=33462 loops=1)
-> Hash (cost=354.34..354.34 rows=33334 width=8)
(actual time=13.2
57..13.259 rows=33462 loops=1)
Buckets: 524288 Batches: 1 Memory Usage: 5404kB
-> Seq Scan on t1 (cost=0.00..354.34 rows=33334
width=8) (ac
tual time=0.180..4.877 rows=33462 loops=1)
Planning Time: 0.227 ms
```
runtime_filter has been pushed down to t3 table seqscan, but 'explain
analyze' doesn't print them out.
```
\d t1
Table "public.t1"
Column | Type | Collation | Nullable | Default
--------+---------+-----------+----------+---------
c1 | integer | | |
c2 | integer | | |
c3 | integer | | |
c4 | integer | | |
c5 | integer | | |
Checksum: t
Indexes:
"t1_c2" btree (c2)
Distributed by: (c1)
```
```
\d t3
Table "public.t3"
Column | Type | Collation | Nullable | Default
--------+---------+-----------+----------+---------
c1 | integer | | |
c2 | integer | | |
c3 | integer | | |
c4 | integer | | |
c5 | integer | | |
Distributed by: (c1)
```
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