// Previously
$query
    ->whereBelongsTo($category[0])
    ->orWhereBelongsTo($category[1])
    // ...

// Or...
$query->whereIn('category_id', $categories->modelKeys());


// >=9.7 can use collections:
$query->whereBelongsTo($categories);
$query->whereBelongsTo($categories, 'category');

DB::table('json_table')
    ->where('column->json_option[0]', 'foo')
    ->update(['column->json_option[0]', => 'bar']);

Route::get('/foo/{bar}')->whereIn('bar', $values);

$this->assertSame(
    'laravel php framework',
    Str::squish(' laravel php framework '));

$this->assertSame(
    'laravel php framework',
    Str::squish("laravel\t\tphp\n\nframework")
);

$this->assertSame(
    'laravel php framework',
    Str::squish('
        laravel
        php
        framework
    ')
);

use Illuminate\Support\Str;
$string = Str::squish('    laravel    framework    ');
// laravel framework

DB::table('users')
    ->whereJsonContainsKey('options->languages')
    ->get();

DB::table('users')
    ->whereJsonDoesntContainKey('options->language->primary')
    ->get();

DB::table('users')
    ->whereJsonContainsKey('options->2fa[0]')
    ->get();

DB::table('users')
    ->whereJsonDoesntContainKey('options->2fa[0][1]')
    ->get();

use App\Jobs\ImportCsv;
use Illuminate\Bus\Batch;
use Illuminate\Support\Facades\Bus;

$batch = Bus::batch([
    (new ImportCsv(1, 100))->delay($delay),
    (new ImportCsv(101, 200))->delay($delay)
])->dispatch();

DB::table('users')->whereNotNull('name')->get();