For example, a blog Post and Video model could share a polymorphic relation to a Tag model. Using a many-to-many polymorphic relation allows you to have a single list of unique tags that are shared across blog posts and videos. First, let's examine the table structure:...
By default, Scout will use the primary key of the model as the model's unique ID / key that is stored in the search index. If you need to customize this behavior, you may override the getScoutKey and the getScoutKeyName methods on the model:...
The slug may be slightly longer than the value specified, due to the suffix which is added to make it unique. You can also use a custom separator by callingusingSeparator publicfunctiongetSlugOptions() :SlugOptions{returnSlugOptions::create() ->generateSlugsFrom('name') ->saveSlugsTo('slug...
Laravel provides uniqueness with the $table->unique() method but these are unique constraints instead of unique indexes. If you want to make values unique in the table they will behave identical. However, only for unique indexes advanced options like partial indexes, including further columns or ...
$table->unique('email'); You may even pass an array of columns to an index method to create a compound index: 你更可以传入一个字段的数组到index方法来创建一个复杂索引 $table->index(['account_id','created_at']); 可以使用的索引类型 ...
Schema::create('users', function($collection) { $collection->index('name'); $collection->unique('email'); }); Supported operations are: create and drop collection hasCollection index and dropIndex (compound indexes supported as well)
注意在这里我们使用了laravel5提供的route model binding特性,我们在控制器中使用Task类typehinting了task参数,而该task参数,而该task参数和routes.php中定义的wildcast路由Route::get('tasks/{task}','xxx'}定义的task相匹配,因此laravel在调用我们的控制器时自动注入Task模型(以id为索引)。这个功能后续再做进一步的...
"description": "Formerly rhumsaa/uuid. A PHP 5.4+ library for generating RFC 4122 version 1, 3, 4, and 5 universally unique identifiers (UUID).", "homepage": "https://github.com/ramsey/uuid", "keywords": [ "guid", "identifier", ...
By default, Scout will use the primary key of the model as model's unique ID / key that is stored in the search index. If you need to customize this behavior, you may override thegetScoutKeyand thegetScoutKeyNamemethods on the model: ...
NOTE:MongoDB documents are automatically stored with a unique ID that is stored in the_idproperty. If you wish to use your own ID, substitute the$primaryKeyproperty and set it to your own primary key attribute name. use Jenssegers\Mongodb\Eloquent\Model; ...