Github user sansanichfb commented on a diff in the pull request:
https://github.com/apache/incubator-hawq/pull/853#discussion_r76117988
--- Diff: src/backend/access/external/pxffilters.c ---
@@ -451,6 +452,51 @@ opexpr_to_pxffilter(OpExpr *expr, PxfFilterDesc
*filter)
return false;
}
+static List*
+append_attr_from_var(Var* var, List* attrs)
+{
+ AttrNumber varattno = var->varattno;
+ /* system attr not supported */
+ if (varattno > InvalidAttrNumber)
--- End diff --
@kavinderd, yes, physical attributes should have positive value, some
system attributes have -1, and we are not projecting them.
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