MongoDB\Driver
PHP Manual

The MongoDB\Driver\ReadPreference class

(mongodb >=0.2.0)

简介

类摘要

final MongoDB\Driver\ReadPreference {
/* Constants */
const integer RP_PRIMARY = 1 ;
const integer RP_PRIMARY_PREFERRED = 5 ;
const integer RP_SECONDARY = 2 ;
const integer RP_SECONDARY_PREFERRED = 6 ;
const integer RP_NEAREST = 10 ;
/* 方法 */
final public __construct ( string $readPreference [, array $tagSets ] )
}

预定义常量

MongoDB\Driver\ReadPreference::RP_PRIMARY

MongoDB\Driver\ReadPreference::RP_PRIMARY_PREFERRED

MongoDB\Driver\ReadPreference::RP_SECONDARY

MongoDB\Driver\ReadPreference::RP_SECONDARY_PREFERRED

MongoDB\Driver\ReadPreference::RP_NEAREST

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MongoDB\Driver
PHP Manual