matthewgapp commented on code in PR #7581:
URL: https://github.com/apache/arrow-datafusion/pull/7581#discussion_r1446870218


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datafusion/expr/src/logical_plan/plan.rs:
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@@ -112,6 +112,8 @@ pub enum LogicalPlan {
     /// produces 0 or 1 row. This is used to implement SQL `SELECT`
     /// that has no values in the `FROM` clause.
     EmptyRelation(EmptyRelation),
+    /// A named temporary relation with a schema.
+    NamedRelation(NamedRelation),

Review Comment:
   `NamedRelation` is primarily a way to mirror batches back to the 
`RecursiveQuery` via its physical counterpart, `ContinuanceExec`



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