Github user DaveBirdsall commented on a diff in the pull request:
https://github.com/apache/incubator-trafodion/pull/590#discussion_r70357419
--- Diff: core/sql/optimizer/ItemArith.h ---
@@ -250,4 +250,36 @@ class BiArithCount : public BiArith
private:
};
+class UnArith : public ItemExpr
+{
+ // ITM_NEGATE. Used with negation of boolean native datatype
--- End diff --
Do we support unary minus?
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