php slaveokay 设置,PHP: MongoCursor::slaveOkay

说明

public MongoCursor::slaveOkay

( bool $okay= true

) :

警告

This method is deprecated since version 1.5.0. Instead, please use

读取首选项.

Calling this will make the driver route reads to secondaries if:You are using a replica set, and

You created a MongoClient instance using the option

"replicaSet" => "setName", and

There is a healthy secondary that can be reached by the driver.

You can check which server was used for this query by calling

server field will show which server the query was sent to.

Note that you should use this function even if you do not use the automatic

routing to secondaries. If you connect directly to a secondary in a replica

set, you still need to call this function, which basically tells the database

that you are aware that you might be getting older data and you're okay with

that. If you do not call this, you'll get "not master" errors when you try to

query.

This method will override the static class variable

MongoCursor::$slaveOkay. It will also override

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php slaveokay 设置,PHP: MongoCursor::slaveOkay - Manual

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