SDK
SDK Java v2.x
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sdiffstore #

Computes the difference between the set of unique values stored at key and the other provided sets, and stores the result in the key stored at destination.

If the destination key already exists, it is overwritten.

[Redis documentation] (opens new window)


sdiffstore(key, keys, destination, [options], [callback]) #

Arguments Type Description
key string Key identifier to compare
keys array list of set keys to compare with the set stored at key
destination string Destination key identifier
options JSON Object Optional parameters
callback function Callback

Options #

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

Return Value #

Returns the MemoryStorage object to allow chaining.


Callback Response #

Returns an integer containing the number of stored elements.

Usage #

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String[] keys = new String[]{"key1", "key2", "..."};
kuzzle.memoryStorage.sdiffstore("key", keys, "destination", new ResponseListener<Long>() {
  @Override
  public void onSuccess(int count) {
    // callback called once the action has completed
  }
  @Override
  public void onError(JSONObject error) {
  }
});

Callback response:

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