Process completed with exit code 1.

error[E0412]: cannot find type `Filter` in this scope --> optd-core/src/operator/relational/physical/filter/filter.rs:14:45 | 14 | impl<Relation, Scalar> RelationChildren for Filter<Relation, Scalar> | ^^^^^^ not found in this scope | help: consider importing one of these structs | 1 + use crate::operator::relational::logical::filter::Filter; | 1 + use std::iter::Filter; |

error[E0599]: no method named `children_relations` found for reference `&operator::relational::physical::filter::filter::PhysicalFilter<Relation, Scalar>` in the current scope --> optd-core/src/operator/relational/physical/mod.rs:55:56 | 55 | PhysicalOperator::Filter(filter) => filter.children_relations(), | ^^^^^^^^^^^^^^^^^^ method not found in `&PhysicalFilter<Relation, Scalar>` | = help: items from traits can only be used if the trait is implemented and in scope note: `operator::relational::RelationChildren` defines an item `children_relations`, perhaps you need to implement it --> optd-core/src/operator/relational/mod.rs:7:1 | 7 | pub trait RelationChildren { | ^^^^^^^^^^^^^^^^^^^^^^^^^^

error[E0599]: no method named `children_scalars` found for reference `&operator::relational::physical::filter::filter::PhysicalFilter<Relation, Scalar>` in the current scope --> optd-core/src/operator/relational/physical/mod.rs:66:56 | 66 | PhysicalOperator::Filter(filter) => filter.children_scalars(), | ^^^^^^^^^^^^^^^^ method not found in `&PhysicalFilter<Relation, Scalar>` | = help: items from traits can only be used if the trait is implemented and in scope = note: the following traits define an item `children_scalars`, perhaps you need to implement one of them: candidate #1: `operator::relational::RelationChildren` candidate #2: `operator::scalar::ScalarChildren`

Process completed with exit code 1.

Process completed with exit code 101.

error[E0412]: cannot find type `Filter` in this scope --> optd-core/src/operator/relational/physical/filter/filter.rs:14:45 | 14 | impl<Relation, Scalar> RelationChildren for Filter<Relation, Scalar> | ^^^^^^ not found in this scope | help: consider importing one of these structs | 1 + use crate::operator::relational::logical::filter::Filter; | 1 + use std::iter::Filter; |

error[E0599]: no method named `children_relations` found for reference `&operator::relational::physical::filter::filter::PhysicalFilter<Relation, Scalar>` in the current scope --> optd-core/src/operator/relational/physical/mod.rs:55:56 | 55 | PhysicalOperator::Filter(filter) => filter.children_relations(), | ^^^^^^^^^^^^^^^^^^ method not found in `&PhysicalFilter<Relation, Scalar>` | = help: items from traits can only be used if the trait is implemented and in scope note: `operator::relational::RelationChildren` defines an item `children_relations`, perhaps you need to implement it --> optd-core/src/operator/relational/mod.rs:7:1 | 7 | pub trait RelationChildren { | ^^^^^^^^^^^^^^^^^^^^^^^^^^