danny0405 commented on code in PR #12614:
URL: https://github.com/apache/hudi/pull/12614#discussion_r2017761242
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hudi-spark-datasource/hudi-spark-common/src/main/scala/org/apache/hudi/HoodieFileIndex.scala:
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@@ -534,6 +535,15 @@ object HoodieFileIndex extends Logging {
properties.setProperty(RECORDKEY_FIELD.key,
tableConfig.getRecordKeyFields.orElse(Array.empty).mkString(","))
properties.setProperty(PRECOMBINE_FIELD.key,
Option(tableConfig.getPreCombineField).getOrElse(""))
properties.setProperty(PARTITIONPATH_FIELD.key,
HoodieTableConfig.getPartitionFieldPropForKeyGenerator(tableConfig).orElse(""))
+
+ // for simple bucket index, we need to set the INDEX_TYPE,
BUCKET_INDEX_HASH_FIELD, BUCKET_INDEX_NUM_BUCKETS
+ val dataBase = Some(tableConfig.getDatabaseName)
Review Comment:
> SQL Hint is used to specify the number of buckets. Then, do we have to
specify the number of buckets when reading Spark
You should because bucket number is a write config now. And it can not be
changed once it is setup.
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