count #

Counts documents in a collection.

A query can be provided to alter the count result, otherwise returns the total number of documents in the collection.

Kuzzle uses the ElasticSearch Query DSL syntax.

Arguments #

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int count(
  String index,
  String collection,
  String query,
  io.kuzzle.sdk.QueryOptions options
)
int count(
  String index,
  String collection,
  String query
)

Argument	Type	Description
index	String	Index name
collection	String	Collection name
query	String	A JSON string representing the query to match
options	io.kuzzle.sdk.QueryOptions	The query options.

options #

Additional query options

Option	Type (default)	Description
queuable	boolean (true)	If true, queues the request during downtime, until connected to Kuzzle again

Return #

Returns the number of documents matching the given query.

Exceptions #

Throws a io.kuzzle.sdk.KuzzleException if there is an error. See how to handle errors.

Usage #

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try {
  int count = kuzzle.getDocument().count(
    "nyc-open-data",
    "yellow-taxi",
    "{\"query\": {\"match\": {\"license\": \"valid\"}}}"
  );
  System.out.println("Found " + count + " documents matching license:valid");
} catch (KuzzleException e) {
  System.err.println(e.getMessage());
}