laravel-performance/app/Tasks/Mass/MassUpdate/Group2/MassUpdate6Task.php

69 lines
2.0 KiB
PHP

<?php
namespace App\Tasks\Mass\MassUpdate\Group2;
use App\Models\Transaction;
use Carbon\Carbon;
use Illuminate\Support\Collection;
use Illuminate\Support\Facades\DB;
class MassUpdate6Task
{
/**
* Atualiza o campo data e valor, mas o campo data será preenchido com um valor diferente para cada transação,
* - using with select update
*
* 1_000 ........... 7s DONE
* 10_000 ......... - DONE
* 100_000 ......... . - DONE
* 1_000_000 .......... - DONE
*/
public function handle(): void
{
Transaction::query()
->select([
'id',
'date',
'value',
])
->where('id', '>', 0)
->chunkById(1000, function ($transactions) {
$items = [];
/** @var Collection $transactions */
foreach ($transactions as $transaction) {
$transaction->date = Carbon::now()->subDays(random_int(1, 3));
$transaction->value = 10 + random_int(0, 10);
$items[] = [
'id' => $transaction->id,
'date' => $transaction->date,
'value' => $transaction->value,
];
}
$withs = [];
$unions = [];
foreach ($items as $key => $item) {
$withs[] = vsprintf('u%s as (update transactions set value = %s where id = %s returning null)', [
$key,
$item['value'],
$item['id'],
]);
$unions[] = vsprintf('u%s', [
$key
]);
}
$withs = implode(', ', $withs);
$unions = implode(', ', $unions);
$sql = "with $withs, uall as (select * from $unions) select * from uall";
DB::statement($sql);
});
}
}