Eloquent ORM查询构造器:Illuminate\Database\Eloquent\Builder 备注: 1. 由于两个类名一致,我们约定当提到Builder时,我们指的是Illuminate\Database\Query\Builder;当提到EloquentBuilder时,我们指的是Illuminate\Database\Eloquent\Builder。 2. 在代码中,Builder或EloquentBuilder的实例一般用变量$query来表示 这两个查询...
* @param \Illuminate\Database\Query\Expression|string $value * @param bool $prefixAlias * @return string */ public function wrap($value, $prefixAlias = false) { if ($this->isExpression($value)) { return $this->getValue($value); } // If the value being wrapped has a column alias ...
使用原生SQL语句插入数据:除了使用Eloquent ORM,Laravel也支持使用原生的SQL语句进行数据库操作。如果想要在同一行中插入数据,可以使用INSERT INTO语句,并在一条SQL语句中插入多个数据,如下所示: 代码语言:txt 复制 DB::insert('INSERT INTO table_name (column1, column2) VALUES (?, ?), (?, ?)', ['value...
You may also use the create method to save a new model in a single line. The inserted model instance will be returned to you from the method. However, before doing so, you will need to specify either a fillable or guarded attribute on the model, as all Eloquent models protect against m...
Rinvex Categories is a polymorphic Laravel package, for category management. You can categorize any eloquent model with ease, and utilize the power of Nested Sets, and the awesomeness of Sluggable, and Translatable models out of the box.
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* @param \Illuminate\Database\Eloquent\Builder $builder * @return void */ public function remove(Builder $builder) { $column = $builder->getModel()->getQualifiedDeletedAtColumn(); $query = $builder->getQuery(); foreach ((array) $query->wheres as $key => $where) { // If the where...
Apply the scopes to the Eloquent builder instance and return it.mixed callScope(callable $scope, array $parameters = []) Apply the given scope on the current builder instance.mixed callNamedScope(string $scope, array $parameters = []) Apply the given named scope on the current builder...
<?php namespace App; use Illuminate\Database\Eloquent\Model; class User extends Model { /** * Get the user's first name. * * @param string $value * @return string */ public function getFirstNameAttribute($value) { return ucfirst($value); } } And then use: TableName::select('use...
Eloquent will also assume that each table has a primary key column namedid. You may define a$primaryKeyproperty to override this convention. Eloquent 假定每一个数据表中都存在一个命名为id的列作为主键。你可以通过定义一个$primaryKey属性来明确指定一个主键。