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[GLUTEN-9196][CH] Use wide-table aggregation to eliminate multi-table joins #9155

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Merged
lgbo-ustc merged 10 commits into from
Apr 7, 2025
Merged

[GLUTEN-9196][CH] Use wide-table aggregation to eliminate multi-table joins #9155

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d02c255
wip
lgbo-ustc Mar 26, 2025
aecad64
wip
lgbo-ustc Mar 26, 2025
fc8c407
wip
lgbo-ustc Mar 27, 2025
82ffc16
wip
lgbo-ustc Mar 27, 2025
2ab4e47
add test
lgbo-ustc Mar 27, 2025
c2161f4
support more aggregate functions
lgbo-ustc Mar 28, 2025
5836449
fix bugs
lgbo-ustc Mar 28, 2025
a020029
reorder joins
lgbo-ustc Mar 31, 2025
90c1201
fix typo
lgbo-ustc Apr 3, 2025
22cde29
rename
lgbo-ustc Apr 3, 2025
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2 changes: 2 additions & 0 deletions backends-clickhouse/src/main/scala/org/apache/gluten/backendsapi/clickhouse/CHBackend.scala
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Expand Up @@ -160,6 +160,8 @@ object CHBackendSettings extends BackendSettingsApi with Logging {
CHConfig.prefixOf("enable.coalesce.aggregation.union")
val GLUTEN_ENABLE_COALESCE_PROJECT_UNION: String =
CHConfig.prefixOf("enable.coalesce.project.union")
val GLUTEN_JOIN_AGGREGATE_TO_AGGREGATE_UNION: String =
CHConfig.prefixOf("join.aggregate.to.aggregate.union")

def affinityMode: String = {
SparkEnv.get.conf
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3 changes: 3 additions & 0 deletions backends-clickhouse/src/main/scala/org/apache/gluten/backendsapi/clickhouse/CHRuleApi.scala
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Expand Up @@ -60,6 +60,9 @@ object CHRuleApi {
(spark, parserInterface) => new GlutenCacheFilesSqlParser(spark, parserInterface))
injector.injectParser(
(spark, parserInterface) => new GlutenClickhouseSqlParser(spark, parserInterface))
injector.injectResolutionRule(spark => new JoinAggregateToAggregateUnion(spark))
// CoalesceAggregationUnion and CoalesceProjectionUnion should follows
// JoinAggregateToAggregateUnion
injector.injectResolutionRule(spark => new CoalesceAggregationUnion(spark))
injector.injectResolutionRule(spark => new CoalesceProjectionUnion(spark))
injector.injectResolutionRule(spark => new RewriteToDateExpresstionRule(spark))
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