diff --git a/src/main/java/dev/database/DatabaseConnection.java b/src/main/java/dev/database/DatabaseConnection.java
index 2ec5e76..8e55e32 100644
--- a/src/main/java/dev/database/DatabaseConnection.java
+++ b/src/main/java/dev/database/DatabaseConnection.java
@@ -1,61 +1,21 @@
-package dev.model;
+package dev.database;
 
-public class OrderDetail {
+import java.sql.Connection;
+import java.sql.DriverManager;
+import java.sql.SQLException;
 
-    private int id;
-    private int orderId;
-    private int menuItemId;
-    private int quantity;
-    private double price;
+public class DatabaseConnection {
 
-    public OrderDetail() {
+    private static final String URL = getEnvOrDefault("DB_URL", "jdbc:postgresql://localhost:5432/postgres");
+    private static final String USER = getEnvOrDefault("DB_USER", "postgres");
+    private static final String PASSWORD = getEnvOrDefault("DB_PASSWORD", "password");
+
+    public static Connection getConnection() throws SQLException {
+        return DriverManager.getConnection(URL, USER, PASSWORD);
     }
 
-    public OrderDetail(int id, int orderId, int menuItemId, int quantity, double price) {
-        this.id = id;
-        this.orderId = orderId;
-        this.menuItemId = menuItemId;
-        this.quantity = quantity;
-        this.price = price;
-    }
-
-    public int getId() {
-        return id;
-    }
-
-    public void setId(int id) {
-        this.id = id;
-    }
-
-    public int getOrderId() {
-        return orderId;
-    }
-
-    public void setOrderId(int orderId) {
-        this.orderId = orderId;
-    }
-
-    public int getMenuItemId() {
-        return menuItemId;
-    }
-
-    public void setMenuItemId(int menuItemId) {
-        this.menuItemId = menuItemId;
-    }
-
-    public int getQuantity() {
-        return quantity;
-    }
-
-    public void setQuantity(int quantity) {
-        this.quantity = quantity;
-    }
-
-    public double getPrice() {
-        return price;
-    }
-
-    public void setPrice(double price) {
-        this.price = price;
+    private static String getEnvOrDefault(String key, String defaultValue) {
+        String value = System.getenv(key);
+        return (value != null && !value.isBlank()) ? value : defaultValue;
     }
 }
\ No newline at end of file