Vue Différentielle

2025-03-09 18:55:20 +01:00
1 changed files with 2 additions and 0 deletions
--- a/01-diff-view.sql
+++ b/01-diff-view.sql
@@ -0,0 +1,2 @@
+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;