Github user gatorsmile commented on a diff in the pull request:
https://github.com/apache/spark/pull/12801#discussion_r63018934
--- Diff:
sql/hive/src/main/scala/org/apache/spark/sql/hive/client/HiveClientImpl.scala
---
@@ -405,20 +406,43 @@ private[hive] class HiveClientImpl(
ignoreIfNotExists: Boolean): Unit = withHiveState {
// TODO: figure out how to drop multiple partitions in one call
val hiveTable = client.getTable(db, table, true /* throw exception */)
- specs.foreach { s =>
- // The provided spec here can be a partial spec, i.e. it will match
all partitions
- // whose specs are supersets of this partial spec. E.g. If a table
has partitions
- // (b='1', c='1') and (b='1', c='2'), a partial spec of (b='1') will
match both.
- val matchingParts = client.getPartitions(hiveTable, s.asJava).asScala
- if (matchingParts.isEmpty && !ignoreIfNotExists) {
- throw new AnalysisException(
- s"partition to drop '$s' does not exist in table '$table'
database '$db'")
- }
- matchingParts.foreach { hivePartition =>
- val dropOptions = new PartitionDropOptions
- dropOptions.ifExists = ignoreIfNotExists
- client.dropPartition(db, table, hivePartition.getValues,
dropOptions)
+ // do the check at first and collect all the matching partitions
+ val matchingParts =
--- End diff --
So far, `InMemoryCatalog` does not correctly support partition dropping
with a partial spec.
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