presto-parser/src/main/java/io/prestosql/sql/SqlFormatter.java/SqlFormatter/visitSetPath
class SqlFormatter:        @Override
        public Void visitSetPath(SetPath node, Integer indent)
        {
            builder.append("SET PATH ");
            builder.append(Joiner.on(", ").join(node.getPathSpecification().getPath()));
            return null;
        }