Merge pull request #7687 from Nepomuceno/patch-5

Correcting mysql command

Author: v-shils

articles/mysql/howto-restore-server-cli.md

@@ -63,14 +63,14 @@ You make the choice between configuring your server for either locally redundant
 
 While creating a server via the `az mysql server create` command, the `--geo-redundant-backup` parameter decides your Backup Redundancy Option. If `Enabled`, geo redundant backups are taken. Or if `Disabled` locally redundant backups are taken. 
 
-The backup retention period is set by the parameter `--backup-retention-days`. 
+The backup retention period is set by the parameter `--backup-retention`. 
 
 For more information about setting these values during create, see the [Azure Database for MySQL server CLI Quickstart](quickstart-create-mysql-server-database-using-azure-cli.md).
 
 The backup retention period of a server can be changed as follows:
 
 ```azurecli-interactive
-az mysql server update --name mydemoserver --resource-group myresourcegroup --backup-retention-days 10
+az mysql server update --name mydemoserver --resource-group myresourcegroup --backup-retention 10
 ```
 
 The preceding example changes the backup retention period of mydemoserver to 10 days.