Github user mallman commented on a diff in the pull request: https://github.com/apache/spark/pull/15998#discussion_r90164431 --- Diff: sql/catalyst/src/main/scala/org/apache/spark/sql/catalyst/catalog/SessionCatalog.scala --- @@ -730,6 +730,23 @@ class SessionCatalog( } /** + * List the names of all partitions that belong to the specified table, assuming it exists. + * + * A partial partition spec may optionally be provided to filter the partitions returned. + * For instance, if there exist partitions (a='1', b='2'), (a='1', b='3') and (a='2', b='4'), + * then a partial spec of (a='1') will return the first two only. + */ + def listPartitionNames( + tableName: TableIdentifier, + partialSpec: Option[TablePartitionSpec] = None): Seq[String] = { + val db = formatDatabaseName(tableName.database.getOrElse(getCurrentDatabase)) + val table = formatTableName(tableName.table) + requireDbExists(db) + requireTableExists(TableIdentifier(table, Option(db))) --- End diff -- Done
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