Added a CHECK constraint to the 'products' table to ensure that the '…

…discount' column value is between 0.00 and 100.00, representing a percentage range from 0% to 100%. (#115) Co-authored-by: GitHub Gen Changes <>
ariga · Nov 19, 2024 · 8ec3751 · 8ec3751
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commit 8ec3751
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Showing 3 changed files with 6 additions and 2 deletions.
diff --git a/dirs/ecommerce/migrations/20241119131322.sql b/dirs/ecommerce/migrations/20241119131322.sql
@@ -0,0 +1,2 @@
+-- Modify "products" table
+ALTER TABLE `products` ADD CONSTRAINT `products_chk_1` CHECK (`discount` between 0.00 and 100.00);
diff --git a/dirs/ecommerce/migrations/atlas.sum b/dirs/ecommerce/migrations/atlas.sum
@@ -1,4 +1,4 @@
-h1:NpEy8HM4ZGHgJAWhU65tAJQPaSHCaaEipRBHfZzkY64=
+h1:uJy6QEMl6A/T2FhdxvyTN6NbeiIA0vo4XCM/r+OUmkI=
 20230316085611.sql h1:br6W6LPEnnsejlz/7hRm9zthwStCzjN2vZkqVPxlmvo=
 20230316090502.sql h1:GfeRjkSeoCt3JVRtLQNa/r50lRfpAPXS7AqTU2ZNFgY=
 20230531091333_products_categories.sql h1:59q2M59dV5dJNv4Lyb2TAJz8V6HekgkLn9z4DoL98jA=
@@ -60,3 +60,4 @@ h1:NpEy8HM4ZGHgJAWhU65tAJQPaSHCaaEipRBHfZzkY64=
 20241107131023.sql h1:ZCiG0I6S1KZRirv89U4894V9ZBuG6ChLYDuPyWC098c=
 20241110130904.sql h1:qRQ+S6KPxiFyp8VxRMkZIFVop3rO1qrS3EJpKz2gjhw=
 20241114131226.sql h1:kQjVyuZaEewk+qpzGzSpj2Pwm6mJ6XWci4kBCXXdIY0=
+20241119131322.sql h1:ih7jcLvWFqJnVYDUkMN8wZiKYkgbp65yCTSrzO6pkgg=
diff --git a/dirs/ecommerce/schema.sql b/dirs/ecommerce/schema.sql
@@ -51,7 +51,8 @@ CREATE TABLE `products` (
     PRIMARY KEY (`id`),
     INDEX `category_id` (`category_id`),
     UNIQUE INDEX `product_name` (`product_name`),
-    CONSTRAINT `products_ibfk_1` FOREIGN KEY (`category_id`) REFERENCES `categories` (`id`) ON UPDATE NO ACTION ON DELETE SET NULL
+    CONSTRAINT `products_ibfk_1` FOREIGN KEY (`category_id`) REFERENCES `categories` (`id`) ON UPDATE NO ACTION ON DELETE SET NULL,
+    CHECK (`discount` BETWEEN 0.00 AND 100.00)
 ) CHARSET utf8mb4 COLLATE utf8mb4_0900_ai_ci COMMENT 'Table for storing product details, including pricing and category associations';
 
 -- Create 'product_reviews' table
Original file line number	Diff line number	Diff line change
		@@ -0,0 +1,2 @@
		-- Modify "products" table
		ALTER TABLE `products` ADD CONSTRAINT `products_chk_1` CHECK (`discount` between 0.00 and 100.00);