mihaibudiu commented on code in PR #3423:
URL: https://github.com/apache/calcite/pull/3423#discussion_r1327988723


##########
core/src/main/java/org/apache/calcite/sql/fun/SqlItemOperator.java:
##########
@@ -78,7 +84,24 @@ public SqlItemOperator(String name,
       SqlWriter writer, SqlCall call, int leftPrec, int rightPrec) {
     call.operand(0).unparse(writer, leftPrec, 0);
     final SqlWriter.Frame frame = writer.startList("[", "]");
-    call.operand(1).unparse(writer, 0, 0);
+    if (offset == 0) {
+      // Technically these functions are extensions to standard SQL,
+      // however, the standard SQL parser accepts them,
+      // so there must be a way to unparse them.
+      String function = safe ? "SAFE_OFFSET" : "OFFSET";

Review Comment:
   This is much better, thank you.



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