diff --git a/01-diff-view.sql b/01-diff-view.sql
deleted file mode 100644
index 4e01b8c..0000000
--- a/01-diff-view.sql
+++ /dev/null
@@ -1,2 +0,0 @@
-DROP VIEW IF EXISTS chiffres_diff;
-CREATE VIEW IF NOT EXISTS chiffres_diff  AS SELECT date, code_INSEE, nombre - LAG(nombre) OVER (PARTITION BY code_INSEE ORDER BY date) AS nombre FROM chiffres;