dongjoon-hyun commented on a change in pull request #32583:
URL: https://github.com/apache/spark/pull/32583#discussion_r735202603
##########
File path:
sql/hive/src/main/scala/org/apache/spark/sql/hive/client/HiveShim.scala
##########
@@ -888,25 +892,81 @@ private[client] class Shim_v0_13 extends Shim_v0_12 {
// occurs and the
config`spark.sql.hive.metastorePartitionPruningFallbackOnException` is
// enabled.
getPartitionsByFilterMethod.invoke(hive, table, filter)
- .asInstanceOf[JArrayList[Partition]]
+ .asInstanceOf[JArrayList[Partition]].asScala.toSeq
} catch {
case ex: InvocationTargetException if
ex.getCause.isInstanceOf[MetaException] &&
shouldFallback =>
logWarning("Caught Hive MetaException attempting to get partition
metadata by " +
"filter from Hive. Falling back to fetching all partition
metadata, which will " +
"degrade performance. Modifying your Hive metastore
configuration to set " +
s"${tryDirectSqlConfVar.varname} to true (if it is not true
already) may resolve " +
- "this problem. Otherwise, to avoid degraded performance you can
set " +
+ "this problem. Or you can enable " +
+ s"${SQLConf.HIVE_METASTORE_PARTITION_PRUNING_FAST_FALLBACK.key}
" +
+ "to alleviate performance downgrade." +
Review comment:
nit. We need a space at the end.
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