Github user mallman commented on a diff in the pull request: https://github.com/apache/spark/pull/14690#discussion_r83318096 --- Diff: sql/hive/src/main/scala/org/apache/spark/sql/hive/HiveExternalCatalog.scala --- @@ -616,6 +617,44 @@ private[spark] class HiveExternalCatalog(conf: SparkConf, hadoopConf: Configurat client.getPartition(db, table, spec) } + override def listPartitionsByFilter( + db: String, + table: String, + predicates: Seq[Expression]): Seq[CatalogTablePartition] = withClient { + val catalogTable = client.getTable(db, table) + val partitionColumnNames = catalogTable.partitionColumnNames.toSet + val nonPartitionPruningPredicates = predicates.filterNot { + _.references.map(_.name).toSet.subsetOf(partitionColumnNames) + } + + if (nonPartitionPruningPredicates.nonEmpty) { + sys.error("Expected only partition pruning predicates: " + + predicates.reduceLeft(And)) + } + + val partitionSchema = catalogTable.partitionSchema + + if (predicates.nonEmpty) { + val clientPrunedPartitions = + client.getPartitionsByFilter(catalogTable, predicates) + val boundPredicate = + InterpretedPredicate.create(predicates.reduce(And).transform { + case att: AttributeReference => + val index = partitionSchema.indexWhere(_.name == att.name) --- End diff -- > I think there is an issue in the modified test, since the ParquetDataWithKey class still has single-p as a field. That would cause false positive failures. > > I tried locally to reproduce a mixed-case issue, with no success, e.g. BTW, are you testing with a case-sensitive filesystem? My revised `ParquetMetastoreSuite` tests passed for me on a case-insensitive filesystem. I switched to a case-sensitive filesystem and they fail.
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