bowenli86 commented on a change in pull request #8222: [FLINK-11518] [table]
Add partition related catalog APIs and implement them in GenericInMemoryCatalog
URL: https://github.com/apache/flink/pull/8222#discussion_r277853190
##########
File path:
flink-table/flink-table-common/src/main/java/org/apache/flink/table/catalog/CatalogTable.java
##########
@@ -29,4 +32,15 @@
* @return table statistics
*/
TableStats getStatistics();
+
+ /**
+ * Check if the table is partitioend or not.
+ */
+ boolean isPartitioned();
+
+ /**
+ * Get the partition keys of the table. This will be an empty set if
the table is not partitioned.
+ * @return partition keys of the table.
+ */
+ LinkedHashSet<String> getPartitionKeys() throws
TableNotPartitionedException;
Review comment:
I don't really understand your question. Can you elaborate?
You are right that Hive's
[Table](https://hive.apache.org/javadocs/r2.3.4/api/org/apache/hadoop/hive/metastore/api/Table.html)
uses a separate field dedicated for partition keys.
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