Method subquery

datafusion/sql/src/unparser/ast.rs:649–652

(&mut self, value: Box<ast::Query>)

        self
    }
    pub fn subquery(&mut self, value: Box<ast::Query>) -> &mut Self {
        self.subquery = Some(value);
        self
    }
    pub fn alias(&mut self, value: Option<ast::TableAlias>) -> &mut Self {
        self.alias = value;
        self