Return references by default

Also drop dependency on Table.

src/lib.rs

@@ -1,5 +1,3 @@
-use ironsea_table::Table;
-
 pub trait Record<K> {
     fn key(&self) -> K; // Extract key from record.
 }
@@ -8,18 +6,15 @@ pub trait RecordFields<F> {
     fn fields(&self) -> F;
 }
 
-pub trait RecordBuild<K, F, R> {
-    fn build(key: &K, fields: &F) -> R;
-}
-
-pub trait Indexed<T: Table<R>, R: Record<K>, K> {
+// Generic types are not sorted alphabetically, to match next trait semantic order
+pub trait Indexed<R, K> {
     fn find(&self, key: &K) -> Vec<&R>;
 
     fn find_range(&self, start: &K, end: &K) -> Vec<&R>;
 }
 
-pub trait IndexedOwned<T: Table<R>, R: Record<K>, K> {
-    fn find(&self, key: &K) -> Vec<R>;
+pub trait IndexedDestructured<F, K> {
+    fn find(&self, key: &K) -> Vec<&F>;
 
-    fn find_range(&self, start: &K, end: &K) -> Vec<R>;
+    fn find_range(&self, start: &K, end: &K) -> Vec<(K, &F)>;
 }