Github user sansanichfb commented on a diff in the pull request: https://github.com/apache/incubator-hawq/pull/968#discussion_r84389764 --- Diff: src/backend/access/external/test/pxffilters_test.c --- @@ -323,10 +323,32 @@ OpExpr* build_op_expr(void* left, void* right, int op) return expr; } -ExpressionItem* build_expression_item(int lattnum, Oid lattrtype, char* rconststr, Oid rattrtype, int op) { +NullTest* build_null_expr(void* arg, NullTestType nullType) --- End diff -- Should we have Expr *arg instead of void* arg?
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