From 62cf767c8e85114b6e964d8063efd4309c2085b9 Mon Sep 17 00:00:00 2001 From: sora Date: Mon, 8 Jun 2026 12:05:50 +0300 Subject: [PATCH] Solution --- task.sql | 10 ++++++---- 1 file changed, 6 insertions(+), 4 deletions(-) diff --git a/task.sql b/task.sql index 8adf22b..878c843 100644 --- a/task.sql +++ b/task.sql @@ -1,11 +1,13 @@ --- Use our database USE ShopDB; --- Some data should be created outside the transaction (here) +INSERT INTO Orders (CustomerID, Date) VALUES (1, '2023-01-01'); + +SET @OrderID = LAST_INSERT_ID(); --- Start the transaction START TRANSACTION; --- And some data should be created inside the transaction +INSERT INTO OrderItems (OrderID, ProductID, Count) VALUES (@OrderID, 1, 1); + +UPDATE Products SET WarehouseAmount = WarehouseAmount - 1 WHERE ID = 1; COMMIT; \ No newline at end of file