上一篇讲了Laravel编辑产品-CRUD之edit和update,现在我们讲一下删除产品,方法和前面的几篇文章类似,照着ytkah来操作吧 1,controller的function destroy...ItemController.php public function destroy($id) ...
Next, it will locate and update all links that are associated with the list that is about to be deleted. The chained call toupdate()will update the referenced list ID on all links that match the query, using the condition defined within the previouswhere()call. This line is highlighted fo...
@@ -304,7 +298,7 @@ class="w-full block query-colab rounded-xl outline-none border-neutral-200 bg-gr 304 298 ${colaborador.apellidos},${colaborador.nombres} 305 299 ${colaborador.dni} 306 300
而想要删除一个已经被删除的文档,则不会发生任何变化。...有一种删除子文档的方法,就是使用delete-by-query。自动创建索引在执行删除操作时,如果没有创建过索引,则会自动创建。类型也是一样。...timeout The primary shard assigned to perform the delete operation might not be available when the delete......
Here are some tips to help you improve the performance of your Laravel CRUD application: Caching:Use Laravel’s built-in caching system to store frequently accessed data. You can use tools like Redis or Memcached for caching. Cache query results, views, and configurations to reduce database and...
It can also be used with query builder in this way because query builder listener is executed after query, we need to use transaction for rollback query on error due to restricted relationships try { DB::beginTransaction(); //Start db transaction for rollback query when error User::limit(...
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MySQL Create Table Exercises: Write a MySQL query to create a table employees including columns employee_id, first_name, last_name, job_id, salary and make sure that, the employee_id column does not contain any duplicate value at the time of insertion, a