Symfony2 and Doctrine - Error: Invalid PathExpression. Must be a StateFieldPathExpression

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忘了有多久
忘了有多久 2020-11-27 16:33

I have an entity that looks like this:

/**
 * @Gedmo\\Tree(type=\"nested\")
 * @ORM\\Table(name=\"categories\")
 * @ORM\\Entity()
 */
class Category extends          


        
3条回答
  •  借酒劲吻你
    2020-11-27 16:50

    Solution using createQueryBuilder:

    $query->SELECT('pa.id')
            ->from('Category', 'ca');
    $query->join('ca.parent', 'pa');
    
    $result = $query->getQuery()->getArrayResult();
    

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