Method generate_alias

datafusion/common/src/cse.rs:734–736

(&self)

        }

        fn generate_alias(&self) -> String {
            self.alias_generator.next(CSE_PREFIX)
        }

        fn rewrite(&mut self, node: &Self::Node, alias: &str) -> Self::Node {
            TestTreeNode::new_leaf(format!("alias({}, {})", node.data, alias))