MySQL was running on RDS, and this image was took from AWS CloudWatch.īelow, you can see the methods this package implements and also the Laravel equivalent. That said, below you can see one example of the MySQL CPU usage after deploying a change to use hasUsingJoins instead of has, in one of our client's application.
You shouldn't assume this is true for every query, and you should use tools like Laravel Debugbar, Laravel Telescope or any tool of your choice to figure out what's best for YOUR use-case. Performanceįirst thing to be aware here, is that the below example is one use-case where using joins over where exists is a lot more performant.
I tried using model::where ('id', '', (int)id) and it's working fine. This package also implements almost all Laravel methods for querying relationship existence using joins instead of where exists. 4424 6 Level 3 Subscriber oroalej OP Posted 5 years ago find () not working properly What would be the cause of ::find () to not work it return all records in the table. It also hides any implementation details on how your relationships work. You may recall using a method called sortDesc (), which was used to sort the records in descending order.
#Eloquent find not working how to#
than that between labor and capital speaks the most eloquent word in the. By Erika Heidi Developer Advocate In a previous part of this series, you learned how to obtain database records using the all () method from within an Eloquent model.
However, it uses the where exists syntax which is not always the best and more performant choice, depending on how many records you have or the structure of your table. In case you want to join the posts and the comments table, your query would. If he should not work, but should remember that its main work is spiritual. Querying relationship existence is a very powerful and convenient feature of Eloquent.
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