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[SPARK-51064][SQL] Enable spark.sql.sources.v2.bucketing.enabled by default #49766

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[SPARK-51064][SQL] Enable spark.sql.sources.v2.bucketing.enabled by default #49766

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[SPARK-51064][SQL] Enable `spark.sql.sources.v2.bucketing.enabled` by…
dongjoon-hyun Feb 3, 2025
658b400
Update doc too
dongjoon-hyun Feb 3, 2025
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2 changes: 1 addition & 1 deletion docs/sql-performance-tuning.md
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Expand Up @@ -441,7 +441,7 @@ The following SQL properties enable Storage Partition Join in different join que
<thead><tr><th>Property Name</th><th>Default</th><th>Meaning</th><th>Since Version</th></tr></thead>
<tr>
<td><code>spark.sql.sources.v2.bucketing.enabled</code></td>
<td>false</td>
<td>true</td>
<td>
When true, try to eliminate shuffle by using the partitioning reported by a compatible V2 data source.
</td>
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2 changes: 1 addition & 1 deletion sql/catalyst/src/main/scala/org/apache/spark/sql/internal/SQLConf.scala
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Expand Up @@ -1729,7 +1729,7 @@ object SQLConf {
"avoid shuffle if necessary.")
.version("3.3.0")
.booleanConf
.createWithDefault(false)
.createWithDefault(true)

val V2_BUCKETING_PUSH_PART_VALUES_ENABLED =
buildConf("spark.sql.sources.v2.bucketing.pushPartValues.enabled")
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3 changes: 2 additions & 1 deletion sql/core/src/test/scala/org/apache/spark/sql/DynamicPartitionPruningSuite.scala
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Expand Up @@ -1217,7 +1217,8 @@ abstract class DynamicPartitionPruningSuiteBase
test("SPARK-32509: Unused Dynamic Pruning filter shouldn't affect " +
"canonicalization and exchange reuse") {
withSQLConf(SQLConf.DYNAMIC_PARTITION_PRUNING_REUSE_BROADCAST_ONLY.key -> "true") {
withSQLConf(SQLConf.AUTO_BROADCASTJOIN_THRESHOLD.key -> "-1") {
withSQLConf(SQLConf.AUTO_BROADCASTJOIN_THRESHOLD.key -> "-1",
SQLConf.V2_BUCKETING_ENABLED.key -> "false") {
val df = sql(
""" WITH view1 as (
| SELECT f.store_id FROM fact_stats f WHERE f.units_sold = 70
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