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.

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Arguments #

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public CompletableFuture<Integer> count(
      final String index,
      final String collection)
throws NotConnectedException, InternalException

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public CompletableFuture<Integer> count(
      final String index,
      final String collection,
      final ConcurrentHaspMap<String, Object> searchQuery)
throws NotConnectedException, InternalException

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Argument	Type	Description
index	String	Index name
collection	String	Collection name
searchQuery	ConcurrentHashMap<String, Object>	Query to match

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Return #

Returns an Integer.

Usage #

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ConcurrentHashMap<String, Object> searchQuery = new ConcurrentHashMap<>();
ConcurrentHashMap<String, Object> match = new ConcurrentHashMap<>();
match.put("Hello", "Clarisse");
searchQuery.put("match", match);
Integer result = kuzzle
  .getDocumentController()
  .count("nyc-open-data", "yellow-taxi", searchQuery)
  .get();