在 Spatie\QueryBuilder 中,查询 SQL 强制使用索引
1、参考:列表接口响应超时的优化 。在 Spatie\QueryBuilder 中,查询 SQL 强制使用索引 。实现如下
use Illuminate\Support\Facades\DB;
use Illuminate\Support\Arr;
// 当筛选字段包含:交运状态、交运类型、操作来源 时,强制使用组合索引 order_shipping_logs_sag_os_ss_st_index
if (Arr::hasAny($criteria['filter'], ['shipping_status','shipping_type', 'operated_source'])) {
Log::info(
'$criteria1',
$criteria['filter']
);
$builder->from(DB::raw('order_shipping_logs FORCE INDEX (order_shipping_logs_sag_os_ss_st_index)'));
}
2、生成的 SQL 如下,符合预期。如图1

select
count(*) as aggregate
from
order_shipping_logs FORCE INDEX (order_shipping_logs_sag_os_ss_st_index)
where
`order_shipping_logs`.`shipping_type` = 2
and `shipping_at_gmt` >= '2024-07-22 03:39:54'
and `shipping_at_gmt` <= '2024-10-22 03:39:54';
select
count(*) as aggregate
from
order_shipping_logs FORCE INDEX (order_shipping_logs_sag_os_ss_st_index)
where
`order_shipping_logs`.`operated_source` in (3)
and `order_shipping_logs`.`shipping_type` = 2
and `order_shipping_logs`.`shipping_status` = 3
and `shipping_at_gmt` >= '2024-07-22 03:47:16'
and `shipping_at_gmt` <= '2024-10-22 03:47:16'