deniskuzZ commented on code in PR #4131:
URL: https://github.com/apache/hive/pull/4131#discussion_r1148989152
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common/src/java/org/apache/hadoop/hive/conf/HiveConf.java:
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@@ -2207,6 +2207,8 @@ public static enum ConfVars {
"Whether to use codec pool in ORC. Disable if there are bugs with
codec reuse."),
HIVE_USE_STATS_FROM("hive.use.stats.from","iceberg","Use stats from
iceberg table snapshot for query " +
"planning. This has three values metastore, puffin and iceberg"),
+ HIVE_COL_STATS_SOURCE("hive.col.stats.source","metastore","Use stats from
puffin file for query " +
Review Comment:
- do we support `iceberg` mode?
- please update the description - "Use stats from the selected source for
query planning"
what's the difference between `HIVE_USE_STATS_FROM` &&
`HIVE_COL_STATS_SOURCE `? it doesn't seem to be a generic config, should we add
an ICEBERG prefix?
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