Github user nonstop-qfchen commented on a diff in the pull request:
https://github.com/apache/incubator-trafodion/pull/62#discussion_r37671971
--- Diff: core/sql/optimizer/BindRelExpr.cpp ---
@@ -1571,6 +1569,21 @@ NATable *BindWA::getNATable(CorrName& corrName,
((QualifiedName&)(table->getTableName())).setIsVolatile(TRUE);
}
+ // For now, do not allow access through the Trafodion external name
created for
+ // the HIVE object unless the inDDL flag is set. inDDL is set for drop
+ // table and SHOWDDL statements.
+ // TDB - may want to merge the Trafodion version with the HIVE version.
+ // TDB - similar operation may be needed for external HBase tables
+ if ((table) && (table->isExternalTable() && (! bindWA->inDDL())))
--- End diff --
Update stats utility also needs to access the external table. Can we
change the inDDL() method name to allowExternalHBaseTable() and
allowExternalHiveTable()?
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