wirybeaver commented on code in PR #16204:
URL: https://github.com/apache/pinot/pull/16204#discussion_r2167841774
##########
pinot-query-planner/src/test/resources/queries/PhysicalOptimizerPlans.json:
##########
@@ -1,4 +1,154 @@
{
+ "physical_opt_chained_subqueries": {
+ "queries": [
+ {
+ "description": "Sub-query with group-by with no agg calls and a limit",
+ "sql": "SET usePhysicalOptimizer=true; EXPLAIN PLAN FOR WITH tmp AS
(SELECT DISTINCT col1, col2, ts FROM a LIMIT 100) SELECT col1, col2, RANK()
OVER (PARTITION BY col2 ORDER BY ts DESC) AS rnk FROM tmp ORDER BY col2, rnk
DESC",
+ "output": [
+ "Execution Plan",
+ "\nPhysicalExchange(exchangeStrategy=[SINGLETON_EXCHANGE])",
+ "\n PhysicalSort(sort0=[$1], sort1=[$2], dir0=[ASC], dir1=[DESC])",
+ "\n PhysicalProject(col1=[$0], col2=[$1], $2=[$3])",
+ "\n PhysicalWindow(window#0=[window(partition {1} order by [2
DESC] aggs [RANK()])])",
+ "\n PhysicalSort(sort0=[$2], dir0=[DESC])",
+ "\n PhysicalSort(fetch=[100])",
+ "\n
PhysicalExchange(exchangeStrategy=[SINGLETON_EXCHANGE])",
+ "\n PhysicalSort(fetch=[100])",
+ "\n PhysicalAggregate(group=[{0, 1, 2}],
aggType=[FINAL], limit=[100])",
+ "\n
PhysicalExchange(exchangeStrategy=[PARTITIONING_EXCHANGE], distKeys=[[0, 1,
2]])",
+ "\n PhysicalAggregate(group=[{0, 1, 7}],
aggType=[LEAF], limit=[100])",
+ "\n PhysicalTableScan(table=[[default, a]])",
+ "\n"
+ ]
+ }
+ ]
+ },
+ "physical_opt_group_by_hint_options": {
+ "queries": [
+ {
+ "description": "",
+ "sql": "SET usePhysicalOptimizer=true; EXPLAIN PLAN FOR SELECT /*+
aggOptions(is_leaf_return_final_result='true') */ col1, COUNT(DISTINCT col2) AS
cnt FROM a WHERE col3 >= 0 GROUP BY col1 ORDER BY cnt DESC LIMIT 10",
Review Comment:
Is `aggOptions(blah)` a special grammar?
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