siddharthteotia commented on code in PR #14797:
URL: https://github.com/apache/pinot/pull/14797#discussion_r1924775050
##########
pinot-query-runtime/src/test/resources/queries/QueryHints.json:
##########
@@ -125,6 +125,14 @@
"description": "Colocated JOIN with partition column and group by
non-partitioned column with stage parallelism",
"sql": "SET stageParallelism=2; SELECT {tbl1}.name, SUM({tbl2}.num)
FROM {tbl1} /*+ tableOptions(partition_function='hashcode',
partition_key='num', partition_size='4') */ JOIN {tbl2} /*+
tableOptions(partition_function='hashcode', partition_key='num',
partition_size='4') */ ON {tbl1}.num = {tbl2}.num GROUP BY {tbl1}.name"
},
+ {
+ "description": "Broadcast JOIN without partition hint",
+ "sql": "SELECT /*+ joinOptions(left_exchange_type = 'local',
right_exchange_type = 'broadcast') */ {tbl1}.num, {tbl1}.name, {tbl2}.num,
{tbl2}.val FROM {tbl1} JOIN {tbl2} ON {tbl1}.num = {tbl2}.num"
Review Comment:
Are we not using this?
https://calcite.apache.org/javadocAggregate/org/apache/calcite/rel/hint/package-summary.html
Calcite has good support for hint extraction and propagation.
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