yikf commented on code in PR #8386:
URL: https://github.com/apache/incubator-gluten/pull/8386#discussion_r1900505619
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backends-velox/src/main/scala/org/apache/gluten/backendsapi/velox/VeloxBackend.scala:
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@@ -337,10 +338,14 @@ object VeloxBackendSettings extends BackendSettingsApi {
}
def validateBucketSpec(): Option[String] = {
- if (bucketSpec.nonEmpty) {
- Some("Unsupported native write: bucket write is not supported.")
- } else {
+ val isHiveCompatibleBucketTable = bucketSpec.nonEmpty && options
+ .getOrElse("__hive_compatible_bucketed_table_insertion__", "false")
+ .equals("true")
+ // Support hive compatible bucket and partition table.
+ if (bucketSpec.isEmpty || (isHiveCompatibleBucketTable &&
isPartitionedTable)) {
Review Comment:
It seems that velox currently only supports writing to bucketed and
partitioned tables, see [this
code](https://github.com/facebookincubator/velox/blob/main/velox/connectors/hive/HiveDataSink.cpp#L966).
I'm not sure of the reason behind it.
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