wecharyu commented on code in PR #5063:
URL: https://github.com/apache/hive/pull/5063#discussion_r1532474771


##########
standalone-metastore/metastore-server/src/main/java/org/apache/hadoop/hive/metastore/MetaStoreDirectSql.java:
##########
@@ -1050,17 +1073,26 @@ private List<Partition> 
getPartitionsFromPartitionIds(String catName, String dbN
             + ".\"SD_ID\" " + "  left outer join " + SERDES + " on " + SDS + 
".\"SERDE_ID\" = "
             + SERDES + ".\"SERDE_ID\" " + "where \"PART_ID\" in (" + partIds
             + ") order by \"PART_NAME\" asc";
+    // Keep order by name, consistent with JDO.
+    ArrayList<Partition> orderedResult = new 
ArrayList<Partition>(partIdList.size());
+    populatePartitionsByQuery(catName, dbName, tblName, isView, queryText, 
null, projectionFields,
+        isAcidTable, args, orderedResult);
+    return orderedResult;
+  }
+
+  private void populatePartitionsByQuery(String catName, String dbName, String 
tblName,

Review Comment:
   Addressed. The initial thought was that the result list size can be 
determined by partition names size, so I want to init the result list before 
calling `populatePartitionsByQuery`, but actually the result size can be 
fetched from the sqlResult.



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