[GitHub] [flink] matriv commented on a diff in pull request #19409: [FLINK-24577][table-planner] Implement Cast from BINARY to RAW

[GitBox <gi...@apache.org>]

matriv commented on code in PR #19409:
URL: https://github.com/apache/flink/pull/19409#discussion_r846159965


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flink-table/flink-table-planner/src/main/java/org/apache/calcite/rex/RexSimplify.java:
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@@ -2024,7 +2029,9 @@ private RexNode simplifySearch(RexCall call, RexUnknownAs unknownAs) {
     private RexNode simplifyCast(RexCall e) {
         RexNode operand = e.getOperands().get(0);
         operand = simplify(operand, UNKNOWN);
-        if (sameTypeOrNarrowsNullability(e.getType(), operand.getType())) {
+        if (sameTypeOrNarrowsNullability(e.getType(), operand.getType())
+                || e.getType() instanceof RawRelDataType) {
+            // || e.getType().getSqlTypeName() == SqlTypeName.OTHER) {

Review Comment:
   Maybe we need this instead?



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