Several ways to connect to the database in Laravel Homestead

Create referrals table to record recommendation relationships, including referrals, referrals, recommendation codes and usage time; 2. Define belongsToMany and hasMany relationships in the User model to manage recommendation data; 3. Generate a unique recommendation code when registering (can be implemented through model events); 4. Capture the recommendation code by querying parameters during registration, establish a recommendation relationship after verification and prevent self-recommendation; 5. Trigger the reward mechanism when recommended users complete the specified behavior (subscription order); 6. Generate shareable recommendation links, and use Laravel signature URLs to enhance security; 7. Display recommendation statistics on the dashboard, such as the total number of recommendations and converted numbers; it is necessary to ensure database constraints, sessions or cookies are persisted,

The Repository pattern is a design pattern used to decouple business logic from data access logic. 1. It defines data access methods through interfaces (Contract); 2. The specific operations are implemented by the Repository class; 3. The controller uses the interface through dependency injection, and does not directly contact the data source; 4. Advantages include neat code, strong testability, easy maintenance and team collaboration; 5. Applicable to medium and large projects, small projects can use the model directly.

AccessorsandmutatorsinLaravel'sEloquentORMallowyoutoformatormanipulatemodelattributeswhenretrievingorsettingvalues.1.Useaccessorstocustomizeattributeretrieval,suchascapitalizingfirst_nameviagetFirstNameAttribute($value)returningucfirst($value).2.Usem

LaravelEloquentsupportssubqueriesinSELECT,FROM,WHERE,andORDERBYclauses,enablingflexibledataretrievalwithoutrawSQL;1.UseselectSub()toaddcomputedcolumnslikepostcountperuser;2.UsefromSub()orclosureinfrom()totreatsubqueryasderivedtableforgroupeddata;3.Us

To display all databases in MySQL, you need to use the SHOWDATABASES command; 1. After logging into the MySQL server, you can execute the SHOWDATABASES; command to list all databases that the current user has permission to access; 2. System databases such as information_schema, mysql, performance_schema and sys exist by default, but users with insufficient permissions may not be able to see it; 3. You can also query and filter the database through SELECTSCHEMA_NAMEFROMinformation_schema.SCHEMATA; for example, excluding the system database to only display the database created by users; make sure to use

Create a Laravel project and configure the database environment; 2. Use Artisan to generate models, migrations and controllers; 3. Define API resource routing in api.php; 4. Implement the addition, deletion, modification and query methods in the controller and use request verification; 5. Install LaravelSanctum to implement API authentication and protect routes; 6. Unify JSON response format and handle errors; 7. Use Postman and other tools to test the API, and finally obtain a complete and extensible RESTfulAPI.

InstallLaravelCashierviaComposerandconfiguremigrationandBillabletrait.2.CreatesubscriptionplansinStripeDashboardandnoteplanIDs.3.CollectpaymentmethodusingStripeCheckoutandstoreitviasetupintent.4.SubscribeusertoaplanusingnewSubscription()anddefaultpay

LaravelimplementstheMVCpatternbyusingModelsfordatamanagement,Controllersforbusinesslogic,andViewsforpresentation.1)ModelsinLaravelarepowerfulORMshandlingdataandrelationships.2)ControllersmanagetheflowbetweenModelsandViews.3)ViewsuseBladetemplatingfor