- Fixed SQLite truncate, added AdapterProxy autoloading

src/Repository.php

@@ -216,7 +216,12 @@ class Repository implements RepositoryInterface
         }
         else {
             if ( $primaryKeyDefinition === null ) {
-                throw new \Exception(sprintf("No primary key found for entity %s", $this->entityClass));
+                if ( null !== $compoundKeyFields = Ulmus::resolveEntity($this->entityClass)->getCompoundKeyFields() ) {
+                    throw new \Exception("TO DO!");
+                }
+                else {
+                    throw new \Exception(sprintf("No primary key found for entity %s", $this->entityClass));
+                }
             }
 
             $diff = $fieldsAndValue ?? $this->generateWritableDataset($entity);