diff --git a/code/server/stats/update_stats.js b/code/server/stats/update_stats.js
new file mode 100644
index 0000000..da62a6c
--- /dev/null
+++ b/code/server/stats/update_stats.js
@@ -0,0 +1,6 @@
+import conn from '../database';
+
+export const udpateDay = () => {
+    const sql = "SELECT AVG(note_principale) INTO @moyenne_globale FROM borne_avis WHERE date > DATE_ADD(NOW(), INTERVAL -1 DAY);";
+
+}
\ No newline at end of file
diff --git a/code/server/stats/update_stats.sql b/code/server/stats/update_stats.sql
new file mode 100644
index 0000000..0b54c25
--- /dev/null
+++ b/code/server/stats/update_stats.sql
@@ -0,0 +1,17 @@
+SET @date_limite = DATE_ADD(NOW(), INTERVAL -1 DAY);
+
+SELECT @moyenne_globale:=AVG(note_principale) 
+    FROM borne_avis 
+    WHERE date > @date_limite;
+
+SELECT @moyenne_borne:=AVG(note_principale) 
+    FROM borne_avis 
+    JOIN sources ON sources.id = borne_avis.source_id
+    WHERE date > @date_limite AND sources.nom = "borne";
+
+SELECT @moyenne_site:=AVG(note_principale)
+    FROM borne_avis 
+    JOIN sources ON sources.id = borne_avis.source_id
+    WHERE date > @date_limite AND sources.nom = "website";
+
+INSERT INTO stats_jour (moyenne_globale, moyenne_borne, moyenne_site) VALUES (@moyenne_globale, @moyenne_borne, @moyenne_site);
\ No newline at end of file
diff --git a/code/server/update_stats.js b/code/server/update_stats.js
deleted file mode 100644
index e69de29..0000000