fix: Revert "perf: Improve performance" (#21)

This reverts commit 3354b55.

Author: leeqvip

src/Adapters/DatabaseAdapter.php

@@ -154,7 +154,11 @@ public function removePolicy(string $sec, string $ptype, array $rule): void
             $instance->where('v'.strval($key), $value);
         }
 
-        $instance->delete();
+        foreach ($instance->get() as $model) {
+            if ($model->delete()) {
+                ++$count;
+            }
+        }
     }
 
     /**
@@ -206,7 +210,11 @@ public function removeFilteredPolicy(string $sec, string $ptype, int $fieldIndex
             }
         }
 
-        $instance->delete();
+        foreach ($instance->get() as $model) {
+            if ($model->delete()) {
+                ++$count;
+            }
+        }
     }
 
     /**