aokolnychyi commented on a change in pull request #2210:
URL: https://github.com/apache/iceberg/pull/2210#discussion_r571193299
##########
File path: spark3/src/main/java/org/apache/iceberg/spark/Spark3Util.java
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@@ -790,4 +804,53 @@ public Identifier identifier() {
public static TableIdentifier identifierToTableIdentifier(Identifier
identifier) {
return TableIdentifier.of(Namespace.of(identifier.namespace()),
identifier.name());
}
+
+ /**
+ * Use Spark to list all partitions in the table.
+ *
+ * @param spark a Spark session
+ * @param rootPath a table identifier
+ * @param format format of the file
+ * @return all table's partitions
+ */
+ public static List<SparkTableUtil.SparkPartition> getPartitions(SparkSession
spark, Path rootPath, String format) {
+ FileStatusCache fileStatusCache = FileStatusCache.getOrCreate(spark);
+ Map<String, String> emptyMap = Collections.emptyMap();
+
+ InMemoryFileIndex fileIndex = new InMemoryFileIndex(
Review comment:
One scenario where we may need to infer partitioning is
`migrate('path/to/hadoop/table')` (i.e. if we want to support migrating a given
location, which I think we do).
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