remove unused methods

Author: adriangb

datafusion/physical-plan/src/filter_pushdown.rs

@@ -213,26 +213,6 @@ impl<T> FilterPushdownPropagation<T> {
         }
     }
 
-    /// Create a new [`FilterPushdownPropagation`] that tells the parent node
-    /// that all of the parent filters were pushed down as [`PredicateSupport::Exact`].
-    pub fn exact(parent_filters: Vec<Arc<dyn PhysicalExpr>>) -> Self {
-        let supported = PredicateSupports::all_supported(parent_filters);
-        Self {
-            filters: supported,
-            updated_node: None,
-        }
-    }
-
-    /// Create a new [`FilterPushdownPropagation`] that tells the parent node
-    /// that all of the parent filters were pushed down as [`PredicateSupport::Unsupported`].
-    pub fn inexact(parent_filters: Vec<Arc<dyn PhysicalExpr>>) -> Self {
-        let inexact = PredicateSupports::all_unsupported(parent_filters);
-        Self {
-            filters: inexact,
-            updated_node: None,
-        }
-    }
-
     /// Create a new [`FilterPushdownPropagation`] with the specified filter support.
     pub fn with_filters(filters: PredicateSupports) -> Self {
         Self {