LARAVEL-Builder#

这是一个可以提升 Laravel ORM 关联关系查询性能的扩展包，

composer require eugenes/laravel-builder
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App(CompanyStaffModel::class)->whereHasIn('section', function ($query) {

 $query->where('id', 1);

})->first();
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SELECT *

FROM  `lk_company_staff`

WHERE  `lk_company_staff`.`id`  IN (SELECT  `lk_company_staff_section_relation`.`userid`

 FROM  `lk_company_staff_section_relation`

 WHERE  `lk_company_staff`.`id` = `lk_company_staff_section_relation`.`userid`

 AND  `id` = 1) LIMIT  1
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App(CompanyStaffModel::class)->yjselect('*')->whereHasJoin('section', function ($query) {

         $query->yjwhere('id', 1);

})->first();
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select  `lk_company_staff`.*

from  `lk_company_staff`

         left join  `lk_company_staff_section_relation`

                   on  `lk_company_staff_section_relation`.`userid` = `lk_company_staff`.`id`

where ((`lk_company_staff_section_relation`.`id` = 1)) limit  1
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App(CompanyStaffModel::class)->yjwhere('id', 1)->first();
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select *

from  `lk_company_staff`

where  `lk_company_staff`.`id` = 1  limit  1
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App(CompanyStaffModel::class)->yjselect('id')->first();
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select  `lk_company_staff`.`id`

from  `lk_company_staff`  limit  1
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