将原始查询转换为Larvel雄辩 [英] Convert raw query to Larvel eloquent
本文介绍了将原始查询转换为Larvel雄辩的处理方法,对大家解决问题具有一定的参考价值,需要的朋友们下面随着小编来一起学习吧!
问题描述
任何人都可以帮助我将这个原始查询转换为Laravel雄辩的方式:
Can anyone help me to convert this raw query to Laravel eloquent way :
select c.name as country from country c, address ad, city ci where
ad.id = 1 and city.id = ad.city_id and c.code = ci.country_code
推荐答案
我将修改 Andrey Lutscevich
雄辩的答案部分
I will modify the answer from Andrey Lutscevich
eloquent part
Country::select('country.name as country')->has('city')
->whereHas('address', function ($query)
{
$query->where('id', 1);
})
->get();
查询关系存在
当访问模型的记录时,您可能希望根据在c $ c> 之间的关系使用
Querying Relationship Existence When accessing the records for a model, you may wish to limit your results based on the existence of a relationship use
has
in that case
WhereHas方法将where条件放在您的查询上
WhereHas methods put "where" conditions on your has queries
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