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<?php
/*
* This file is part of the Predis package.
*
* (c) 2009-2020 Daniele Alessandri
* (c) 2021-2025 Till Krüss
*
* For the full copyright and license information, please view the LICENSE
* file that was distributed with this source code.
*/
use Predis\Client;
use Predis\Command\Argument\Search\AggregateArguments;
use Predis\Command\Argument\Search\CreateArguments;
use Predis\Command\Argument\Search\SchemaFields\AbstractField;
use Predis\Command\Argument\Search\SchemaFields\NumericField;
use Predis\Command\Argument\Search\SchemaFields\TextField;
require __DIR__ . '/../../shared.php';
// Example of FT.CURSOR READ command usage
// 1. Create index
$client = new Client();
$ftCreateArguments = (new CreateArguments())->prefix(['user:']);
$schema = [
new TextField('name'),
new TextField('country'),
new NumericField('dob', '', AbstractField::SORTABLE),
];
$client->ftcreate('index_cursor_read', $schema, $ftCreateArguments);
// 2. Add documents
$client->hset('user:0', 'name', 'Vlad', 'country', 'Ukraine', 'dob', 813801600);
$client->hset('user:1', 'name', 'Vlad', 'country', 'Israel', 'dob', 782265600);
$client->hset('user:2', 'name', 'Vlad', 'country', 'Ukraine', 'dob', 813801600);
// 3. Execute aggregation query
$ftAggregateArguments = (new AggregateArguments())
->apply('year(@dob)', 'birth')
->groupBy('@country', '@birth')
->reduce('COUNT', true, 'country_birth_Vlad_count')
->sortBy(0, '@birth', 'DESC')
->withCursor(1);
[$response, $cursor] = $client->ftaggregate('index_cursor_read', '@name: "Vlad"', $ftAggregateArguments);
// 4. Processing response in loop until cursorId exists
$actualResponse = [];
$cursors = [];
while ($cursor) {
$actualResponse[] = $response[1];
$cursors[] = $cursor;
[$response, $cursor] = $client->ftcursor->read('index_cursor_read', $cursor);
}
echo "Response: \n";
print_r($actualResponse);
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