sunionstore

// Using callbacks (NodeJS or Web Browser)
kuzzle.memoryStorage.sunionstore('destination', ['key1', 'key2', '...'], function (err, count) {
  // callback called once the action has completed
});

// Using promises (NodeJS only)
kuzzle.memoryStorage.sunionstorePromise('destination', ['key1', 'key2', '...'])
  .then(count => {
    // resolved once the action has completed
  });
String[] keys = new String[]{"key1", "key2", "..."};

kuzzle.memoryStorage.sunionstore("destination", keys, new ResponseListener<Long>() {
  @Override
  public void onSuccess(int count) {
    // callback called once the action has completed
  }

  @Override
  public void onError(JSONObject error) {
  }
});
<?php

use \Kuzzle\Kuzzle;


$kuzzle = new Kuzzle('localhost');

try {
  $count = $kuzzle->memoryStorage()->sunionstore('destination', ['key1', 'key2', '...']);
}
catch (ErrorException $e) {

}

Callback response:

4

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.

[Redis documentation]


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

ArgumentsTypeDescription
destinationstringDestination key identifier
keysstringList of sets of unique values to intersect
optionsJSON ObjectOptional parameters
callbackfunctionCallback

Options

OptionTypeDescriptionDefault
queuablebooleanMark this request as (not) queuabletrue

Callback response

Resolves to an integer containing the number of elements in the stored union.