fix description

database/sql/show_product_details_patch.sql

@@ -7,11 +7,13 @@ START TRANSACTION;
 
 SET @db = DATABASE();
 
+SET NAMES utf8mb4 COLLATE utf8mb4_unicode_ci;
+
 SET @sql = IF(
     (SELECT COUNT(*) FROM information_schema.COLUMNS
      WHERE TABLE_SCHEMA = @db AND TABLE_NAME = 'products' AND COLUMN_NAME = 'description') = 0,
-    'ALTER TABLE `products` ADD COLUMN `description` TEXT NULL',
-    'SELECT ''skip products.description'' AS info'
+    'ALTER TABLE `products` ADD COLUMN `description` TEXT CHARACTER SET utf8mb4 COLLATE utf8mb4_unicode_ci NULL',
+    'ALTER TABLE `products` MODIFY COLUMN `description` TEXT CHARACTER SET utf8mb4 COLLATE utf8mb4_unicode_ci NULL'
 );
 PREPARE stmt FROM @sql; EXECUTE stmt; DEALLOCATE PREPARE stmt;