Github user yin commented on a diff in the pull request:
https://github.com/apache/spark/pull/13022#discussion_r67873879
--- Diff:
sql/hive/src/main/scala/org/apache/spark/sql/hive/HiveMetastoreCatalog.scala ---
@@ -531,18 +531,29 @@ private[hive] class
HiveMetastoreCatalog(sparkSession: SparkSession) extends Log
/**
* An override of the standard HDFS listing based catalog, that overrides
the partition spec with
* the information from the metastore.
+ * @param tableBasePath The default base path of the Hive metastore table
+ * @param partitionSpec The partition specifications from Hive metastore
*/
private[hive] class MetaStoreFileCatalog(
sparkSession: SparkSession,
- paths: Seq[Path],
- partitionSpecFromHive: PartitionSpec)
+ tableBasePath: Path,
+ override val partitionSpec: PartitionSpec)
extends ListingFileCatalog(
sparkSession,
- paths,
+ MetaStoreFileCatalog.getPaths(tableBasePath, partitionSpec),
Map.empty,
- Some(partitionSpecFromHive.partitionColumns)) {
+ Some(partitionSpec.partitionColumns)) {
+}
- override def partitionSpec(): PartitionSpec = partitionSpecFromHive
+private[hive] object MetaStoreFileCatalog {
+ /** Get the list of non-overalapping paths to list files in the for a
metastore table */
+ def getPaths(tableBasePath: Path, partitionSpec: PartitionSpec):
Seq[Path] = {
+ val basePathStr = tableBasePath.toUri.toString
+ val partitionsOutsideBasePath = partitionSpec
--- End diff --
I spent some time analyzing your problem and I agree with your second
option. Why am I included in this discussion anyways? I never contributed to
Spark.
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