zabetak commented on a change in pull request #1186:
URL: https://github.com/apache/hive/pull/1186#discussion_r447985240
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File path:
standalone-metastore/metastore-server/src/main/java/org/apache/hadoop/hive/metastore/cache/CachedStore.java
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@@ -2264,6 +2255,8 @@ private MergedColumnStatsForPartitions
mergeColStatsForPartitions(String catName
if (colStatsMap.size() < 1) {
LOG.debug("No stats data found for: dbName={} tblName= {} partNames=
{} colNames= ", dbName, tblName, partNames,
colNames);
+ // TODO: If we don't find any stats then most likely we should return
null. Returning an empty object will not
+ // trigger the lookup in the raw store and we will end up with missing
stats.
Review comment:
Yeap, check https://issues.apache.org/jira/browse/HIVE-23781. I was
planning to push a new commit now to update the comment.
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