From ed0f942a5780ee083036642290d2e2bb0b1bed67 Mon Sep 17 00:00:00 2001
From: ivanm <ivanm@verdnatura.es>
Date: Tue, 30 Jan 2024 09:45:37 +0100
Subject: [PATCH] refs #6444 create vn.intrastat_estimateNet.sql

---
 .../vn/functions/intrastat_estimateNet.sql    | 19 +++++++++++++++++++
 1 file changed, 19 insertions(+)
 create mode 100644 db/routines/vn/functions/intrastat_estimateNet.sql

diff --git a/db/routines/vn/functions/intrastat_estimateNet.sql b/db/routines/vn/functions/intrastat_estimateNet.sql
new file mode 100644
index 000000000..4d66e30de
--- /dev/null
+++ b/db/routines/vn/functions/intrastat_estimateNet.sql
@@ -0,0 +1,19 @@
+DELIMITER $$
+CREATE OR REPLACE DEFINER=`root`@`localhost` FUNCTION `vn`.`intrastat_estimateNet`(intINSTRASTAT INTEGER,intUNIDADES INTEGER)
+	RETURNS double
+	DETERMINISTIC
+BEGIN
+
+	DECLARE n DOUBLE;
+
+	SELECT ROUND(intUNIDADES / (SUM(MEDIA) / COUNT(media)), 2) INTO n FROM
+		(SELECT *, unidades / neto MEDIA
+			FROM vn2008.intrastat_data
+		WHERE intrastat_id = intINSTRASTAT AND neto
+				AND unidades > 0
+		ORDER BY odbc_date DESC
+		LIMIT 20) t;
+	RETURN n/2;
+
+END$$
+DELIMITER ;
\ No newline at end of file