larahook/distinct-on-pagination

ORM 多个 distinct() 与 paginate()

v1.1.5 2024-04-02 10:03 UTC

This package is auto-updated.

Last update: 2024-09-02 11:01:26 UTC


README

多个 distinct(['field_a', 'field_b'])paginate()

问题

  • ORM 查询在计算 paginationtotal 行时返回错误
SomeModel::select(['*'])
    ->distinct(['field_a', 'field_b'])
    ->orderBy('field_a')
    ->orderBy('field_b')
    ->paginate($perPage)
  • 异常示例
SQLSTATE[42883]: Undefined function: 7 ERROR: function count(bigint, bigint) does not exist\nLINE 1: select count(distinct \"field_a\", \"field_b\") as aggregate from \"...\n

安装

composer require larahook/distinct-on-pagination

使用

  • SomeModel 类中添加 DistinctOnPagination 特性
  • 分页总数必须在不抛出异常的情况下计算
class SomeModel extends Model
{
    use DistinctOnPagination; // <-- add DistinctOnPagination trait
    use HasFactory;

    /** @var string */
    protected $table = 'some_table';
}

配置

  • 您也可以发布配置文件来更改实现(连接符)
php artisan vendor:publish --provider="Larahook\DistinctOnPagination\DistinctOnPaginationServiceProvider" --tag=config