sunionstore #

Computes the union of the provided sets of unique values and stores the result in the destination key.

If the destination key already exists, it is overwritten.

sunionstore(destination, keys, [options], callback) #

Arguments	Type	Description
`destination`	string	Destination key identifier
`keys`	string	List of sets of unique values to intersect
`options`	JSON Object	Optional parameters
`callback`	function	Callback

Options #

Option	Type	Description	Default
`queuable`	boolean	Make this request queuable or not	`true`

Callback Response #

Returns an integer containing the number of elements in the stored union.

Usage #

<?php
use \Kuzzle\Kuzzle;
$kuzzle = new Kuzzle('localhost');
try {
  $count = $kuzzle->memoryStorage()->sunionstore('destination', ['key1', 'key2', '...']);
}
catch (ErrorException $e) {
}

Callback response:

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