diff --git a/src/application.ts b/src/application.ts
index e97170f..ae9f1e2 100644
--- a/src/application.ts
+++ b/src/application.ts
@@ -1,5 +1,19 @@
+import Article from './article';
+
 export default class Application {
   run(): number {
-    return 0
+    try {
+      const article = new Article('Mon premier article');
+
+      article.saveInDatabase();
+
+      const json = article.exportToJson();
+      console.log('Mon JSON à renvoyer depuis mon API : ', json);
+
+      return 0;
+    } catch (error) {
+      console.error(error);
+      return 1;
+    }
   }
 }
diff --git a/src/article.ts b/src/article.ts
new file mode 100644
index 0000000..f052d9b
--- /dev/null
+++ b/src/article.ts
@@ -0,0 +1,21 @@
+import Database from './database';
+
+type ArticleJson = {
+  title: string;
+};
+
+export default class Article {
+  constructor(private title: string) {}
+
+  private database = new Database();
+
+  saveInDatabase(): void {
+    this.database.save({ title: this.title }, 'articles');
+  }
+
+  exportToJson(): ArticleJson {
+    return {
+      title: this.title,
+    };
+  }
+}
diff --git a/src/database.ts b/src/database.ts
new file mode 100644
index 0000000..21d37ad
--- /dev/null
+++ b/src/database.ts
@@ -0,0 +1,12 @@
+export default class Database {
+  constructor() {
+    console.log('On ouvre une connection à notre base de données MySQL');
+  }
+
+  save(rowData: any, table: string): void {
+    console.log(
+      `On enregistre cette nouvelle donnée dans la table "${table}" de notre base de données MySQL`,
+      rowData,
+    );
+  }
+}