Github user DaveBirdsall commented on a diff in the pull request:
https://github.com/apache/incubator-trafodion/pull/511#discussion_r65240592
--- Diff: core/sql/optimizer/NATable.cpp ---
@@ -7308,6 +7308,16 @@ NATable * NATableDB::get(const ExtendedQualName*
key, BindWA* bindWA, NABoolean
}
}
+ // the reload cqd will be set during aqr after compiletime and runtime
+ // timestamp mismatch is detected.
+ // If set, reload hive metadata.
+ if ((cachedNATable->isHiveTable()) &&
+ (CmpCommon::getDefault(HIVE_DATA_MOD_CHECK) == DF_ON) &&
+ (CmpCommon::getDefault(TRAF_RELOAD_NATABLE_CACHE) == DF_ON))
--- End diff --
Will this cause a reload *all* NATable information? It's too bad we don't
have some way to limit the reload to just the tables that have a metadata
mismatch.
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