rdblue commented on a change in pull request #1815:
URL: https://github.com/apache/iceberg/pull/1815#discussion_r529808020
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File path: flink/src/main/java/org/apache/iceberg/flink/FlinkCatalog.java
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@@ -619,7 +625,23 @@ public void alterPartitionColumnStatistics(ObjectPath
tablePath, CatalogPartitio
@Override
public List<CatalogPartitionSpec> listPartitions(ObjectPath tablePath)
throws CatalogException {
- throw new UnsupportedOperationException();
+ Table table = icebergCatalog.loadTable(toIdentifier(tablePath));
+ CloseableIterable<FileScanTask> tasks = table.newScan().planFiles();
+ List<DataFile> dataFiles =
Lists.newArrayList(CloseableIterable.transform(tasks, FileScanTask::file));
+
+ Set<CatalogPartitionSpec> set = Sets.newHashSet();
+ for (DataFile dataFile : dataFiles) {
+ Map<String, String> map = new HashMap<>();
+ PartitionData partitionData = (PartitionData) dataFile.partition();
+ Types.StructType structType = partitionData.getPartitionType();
+ for (int i = 0; i < partitionData.size(); i++) {
+ map.put(structType.fields().get(i).name(),
partitionData.get(i).toString());
Review comment:
You can get the partition type for each file using `DataFile.specId()`
and looking up the spec in the table.
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