dengzhhu653 commented on code in PR #5578:
URL: https://github.com/apache/hive/pull/5578#discussion_r1886118059
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standalone-metastore/metastore-common/src/main/java/org/apache/hadoop/hive/metastore/IMetaStoreClient.java:
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@@ -2716,6 +2719,33 @@ boolean deletePartitionColumnStatistics(String catName,
String dbName, String ta
String partName, String colName, String engine)
throws NoSuchObjectException, MetaException, InvalidObjectException,
TException, InvalidInputException;
+ /**
+ * Delete partition level column statistics given dbName, tableName,
partName and colName, or
+ * all columns in a partition.
+ * @param dbName database name.
+ * @param tableName table name.
+ * @param partName partition name.
+ * @param colNames a list of column name, or null for all columns
+ * @param engine engine, or null for all engines
+ * @return boolean indicating outcome of the operation
+ * @throws NoSuchObjectException no such partition exists
+ * @throws InvalidObjectException error dropping the stats data
+ * @throws MetaException error accessing the RDBMS
+ * @throws TException thrift transport error
+ * @throws InvalidInputException input is invalid or null.
+ */
+ public boolean deletePartitionMultiColumnStatistics(String dbName, String
tableName, String partName,
+ List<String> colNames,
String engine) throws TException;
+
+ /**
+ * Delete partition level column statistics given dbName, tableName,
partName and colName, or
+ * all columns in a partition.
+ * @param req the DeletePartitionColumnStatisticsRequest which including
+ * catalog name, database name, table name, partition name,
column names, and engine name
+ * @throws TException thrift transport error
+ */
+ public boolean
deletePartitionMultiColumnStatistics(DeletePartitionColumnStatisticsRequest
req) throws TException;
Review Comment:
I would like to merge the `deletePartitionMultiColumnStatistics` and
`deleteTableMultiColumnStatistics`, and keep only one method, i.e, a
`deleteMultiColumnStatistics(DeleteColumnStatisticsRequest req)` for both
dropping table statistics and partition statistics.
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