1 files changed, 21 insertions, 0 deletions
diff --git a/graphs/sql/maas/req04_view.sql b/graphs/sql/maas/req04_view.sql
new file mode 100644
index 0000000..bd00c7d
--- /dev/null
+++ b/graphs/sql/maas/req04_view.sql
@@ -0,0 +1,21 @@
+CREATE MATERIALIZED VIEW memorin.outdated_devices AS
+    SELECT
+        serial_number,
+        version_id,
+        released_at,
+        eol_timestamp,
+        (
+            SELECT COUNT(*) AS versions_behind
+            FROM memorin.device_versions AS vs
+            WHERE vs.released_at > v.released_at
+        ) AS versions_behind
+    FROM
+        memorin.devices AS d,
+        memorin.device_versions AS v
+    WHERE eol_timestamp IS NOT NULL
+    AND v.id = version_id
+    AND serial_number IN (
+        SELECT serial_number
+        FROM memorin.devices
+        WHERE deactivated_at IS NULL
+    );