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exists

Checks if the specified keys exist in the database.

[Redis documentation]

Query Syntax

HTTP

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URL: http://kuzzle:7512/ms/_exists?keys=key1,key2,...
Method: GET

Other protocols

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{
  "controller": "ms",
  "action": "exists",
  "keys": ["key1", "key2", "..."]
}

Arguments

  • keys: list of keys to verify

Response

Returns the number of existing keys.

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{
  "requestId": "<unique request identifier>",
  "status": 200,
  "error": null,
  "controller": "ms",
  "action": "exists",
  "collection": null,
  "index": null,
  "result": 1
}