Added support for Views.

Author: egormanga

crates/execution/src/pipelined.rs

@@ -186,6 +186,7 @@ impl ViewProject {
         let mut n = 0;
         let mut bytes_scanned = 0;
         self.inner.execute(tx, metrics, &mut |row| match row {
+            Row::Null => Ok(()),
             Row::Ptr(ptr) => {
                 n += 1;
                 let col_list = ColList::from_iter(self.num_private_cols..self.num_cols);

crates/physical-plan/src/plan.rs

@@ -586,6 +586,7 @@ impl PhysicalPlan {
                     lhs_field,
                     rhs_field,
                     unique,
+                    outer,
                 },
                 semi,
             ) => Self::HashJoin(
@@ -595,6 +596,7 @@ impl PhysicalPlan {
                     lhs_field,
                     rhs_field,
                     unique,
+                    outer,
                 },
                 semi,
             ),