feat: steppable aggr fn dist push down

Signed-off-by: discord9 <discord9@163.com> poc: step aggr query Signed-off-by: discord9 <discord9@163.com> feat: mvp poc stuff Signed-off-by: discord9 <discord9@163.com> test: sqlness Signed-off-by: discord9 <discord9@163.com> chore: import missing Signed-off-by: discord9 <discord9@163.com> feat: support first/last_value Signed-off-by: discord9 <discord9@163.com> fix: check also include first/last value Signed-off-by: discord9 <discord9@163.com> chore: clean up after rebase feat: optimize yes! fix: alias qualifled test: more testcases chore: qualified column chore: per review
2026-05-29 11:20:38 +00:00 · 2025-06-08 19:19:11 +08:00
parent ffe84af343
commit 403958f5ba
9 changed files with 1622 additions and 12 deletions
--- a/tests/cases/distributed/explain/step_aggr_basic.sql
+++ b/tests/cases/distributed/explain/step_aggr_basic.sql
@@ -0,0 +1,90 @@
+CREATE TABLE integers(
+    host STRING PRIMARY KEY,
+    i BIGINT,
+    ts TIMESTAMP TIME INDEX
+) PARTITION ON COLUMNS (host) (
+    host < '550-A',
+    host >= '550-A'
+    AND host < '550-W',
+    host >= '550-W'
+);
+
+INSERT INTO integers (host, i, ts) VALUES
+    ('550-A', 1, '2023-01-01 00:00:00'),
+    ('550-B', 7, '2023-01-01 00:00:00'),
+    ('550-A', 2, '2023-01-01 01:00:00'),
+    ('550-W', 3, '2023-01-01 02:00:00'),
+    ('550-W', 4, '2023-01-01 03:00:00');
+
+
+-- count
+SELECT
+    count(i)
+FROM
+    integers;
+
+EXPLAIN
+SELECT
+    count(i)
+FROM
+    integers;
+
+EXPLAIN ANALYZE
+SELECT
+    count(i)
+FROM
+    integers;
+
+SELECT
+    ts,
+    count(i)
+FROM
+    integers
+GROUP BY
+    ts;
+
+EXPLAIN
+SELECT
+    ts,
+    count(i)
+FROM
+    integers
+GROUP BY
+    ts;
+
+EXPLAIN ANALYZE
+SELECT
+    ts,
+    count(i)
+FROM
+    integers
+GROUP BY
+    ts;
+
+SELECT
+    date_bin('1 hour' :: INTERVAL, ts),
+    count(i)
+FROM
+    integers
+GROUP BY
+    date_bin('1 hour' :: INTERVAL, ts);
+
+EXPLAIN
+SELECT
+    date_bin('1 hour' :: INTERVAL, ts),
+    count(i)
+FROM
+    integers
+GROUP BY
+    date_bin('1 hour' :: INTERVAL, ts);
+
+EXPLAIN ANALYZE
+SELECT
+    date_bin('1 hour' :: INTERVAL, ts),
+    count(i)
+FROM
+    integers
+GROUP BY
+    date_bin('1 hour' :: INTERVAL, ts);
+
+DROP TABLE integers;