Database objects initial check in

db/Objects/tables/school_district.sql

@@ -0,0 +1,7 @@
+CREATE TABLE `school_district` (
+  `id_school_district` int NOT NULL,
+  `name` varchar(255) DEFAULT NULL,
+  `contact_email` varchar(255) DEFAULT NULL,
+  `created_at` timestamp NULL DEFAULT NULL,
+  PRIMARY KEY (`id_school_district`)
+) ENGINE=InnoDB DEFAULT CHARSET=utf8mb4 COLLATE=utf8mb4_0900_ai_ci;