MongoDB\Driver\Server::executeQuery
(mongodb >=1.0.0)
MongoDB\Driver\Server::executeQuery — Execute a database query on this server
Descrizione
$namespace, MongoDB\Driver\Query $query, array|MongoDB\Driver\ReadPreference|null $options = null): MongoDB\Driver\CursorExecutes the query on this server.
Nota: The
"readPreference"option does not control the server to which the driver issues the operation; it will always be executed on this server object. Instead, it may be used when issuing the operation to a secondary (from a replica set connection, not standalone) or mongos node to ensure that the driver sets the wire protocol accordingly or adds the read preference to the operation, respectively.
Elenco dei parametri
namespace(string)-
A fully qualified namespace (e.g.
"databaseName.collectionName"). query(MongoDB\Driver\Query)-
The query to execute.
options-
options Option Type Description readPreference MongoDB\Driver\ReadPreference A read preference to use for selecting a server for the operation.
session MongoDB\Driver\Session A session to associate with the operation.
Valori restituiti
Returns MongoDB\Driver\Cursor on success.
Errori/Eccezioni
- Throws MongoDB\Driver\Exception\InvalidArgumentException on argument parsing errors.
- Throws MongoDB\Driver\Exception\ConnectionException if connection to the server fails (for reasons other than authentication).
- Throws MongoDB\Driver\Exception\AuthenticationException if authentication is needed and fails.
- Throws MongoDB\Driver\Exception\RuntimeException on other errors (e.g. invalid query operators).
Log delle modifiche
| Versione | Descrizione |
|---|---|
| PECL mongodb 1.4.0 |
The third parameter is now an options array.
For backwards compatibility, this paramater will still accept a
MongoDB\Driver\ReadPreference object.
|
Vedere anche:
- MongoDB\Driver\Cursor
- MongoDB\Driver\Query
- MongoDB\Driver\ReadPreference
- MongoDB\Driver\Manager::executeQuery() - Execute a database query
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