Github user rxin commented on a diff in the pull request:
https://github.com/apache/spark/pull/11069#discussion_r51824289
--- Diff:
sql/catalyst/src/main/scala/org/apache/spark/sql/catalyst/catalog/interface.scala
---
@@ -71,11 +69,28 @@ abstract class Catalog {
// Partitions
//
--------------------------------------------------------------------------
- // TODO: need more functions for partitioning.
+ def createPartitions(
+ db: String,
+ table: String,
+ parts: Seq[TablePartition],
+ ignoreIfExists: Boolean): Unit
- def alterPartition(db: String, table: String, part: TablePartition): Unit
+ def dropPartitions(
+ db: String,
+ table: String,
+ parts: Seq[PartitionSpec],
+ ignoreIfNotExists: Boolean): Unit
- def alterPartitions(db: String, table: String, parts:
Seq[TablePartition]): Unit
+ def alterPartition(
--- End diff --
add some documentation saying this also allows changing the partition spec.
and let's update alterDatabase / alterTable to say we do not allow renaming
there.
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