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The MongoDB\Driver\ReadPreference class
Вернуться к: MongoDB\Driver
(mongodb >=1.0.0)
Введение
Обзор классов
final
MongoDB\Driver\ReadPreference
{
/* Constants */
/* Методы */
}Предопределенные константы
MongoDB\Driver\ReadPreference::RP_PRIMARY-
All operations read from the current replica set primary. This is the default read preference for MongoDB.
MongoDB\Driver\ReadPreference::RP_PRIMARY_PREFERRED-
In most situations, operations read from the primary but if it is unavailable, operations read from secondary members.
MongoDB\Driver\ReadPreference::RP_SECONDARY-
All operations read from the secondary members of the replica set.
MongoDB\Driver\ReadPreference::RP_SECONDARY_PREFERRED-
In most situations, operations read from secondary members but if no secondary members are available, operations read from the primary.
MongoDB\Driver\ReadPreference::RP_NEAREST-
Operations read from member of the replica set with the least network latency, irrespective of the member's type.
Содержание
- MongoDB\Driver\ReadPreference::__construct — Construct immutable ReadPreference
- MongoDB\Driver\ReadPreference::getMode — Returns the ReadPreference's "mode" option
- MongoDB\Driver\ReadPreference::getTagSets — Returns the ReadPreference's "tagSets" option
Вернуться к: MongoDB\Driver