From 5717402f0b9b0fee31f4ad533eab90902a95ae36 Mon Sep 17 00:00:00 2001
From: Uchenna Emmanuel Ugoh <61969079+ugohuche@users.noreply.github.com>
Date: Sat, 25 Jul 2026 23:39:43 +0100
Subject: [PATCH] Add database connection closure and disposal

---
 databases.ipynb | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/databases.ipynb b/databases.ipynb
index b183959..d22a460 100644
--- a/databases.ipynb
+++ b/databases.ipynb
@@ -233,6 +233,7 @@
     "\n",
     "import os\n",
     "\n",
+    "con_new.close()\n",
     "os.remove(\"data/test_database.sqlite\")"
    ]
   },
@@ -755,6 +756,8 @@
    "source": [
     "# remove-cell\n",
     "\n",
+    "con.close()\n",
+    "engine.dispose()\n",
     "os.remove(\"data/hero.db\")"
    ]
   },