RexNode genRexNode(ASTNode expr, RowResolver input, RexBuilder rexBuilder)
      throws SemanticException {
    // Since the user didn't supply a customized type-checking context,
    // use default settings.
    return genRexNode(expr, input, true, false, rexBuilder);
  }
Generates a Calcite {@link RexNode} for the expression with TypeCheckCtx.
ql/src/java/org/apache/hadoop/hive/ql/parse/CalcitePlanner.java