GoLang MongoPool::setSize

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PHP MongoPool::setSize

PHP original manual for MongoPool::setSize [ show | php.net ]

MongoPool::setSize

(PECL mongo >= 1.2.3)

MongoPool::setSize — Set the size for future connection pools

Description

public static bool MongoPool::setSize ( int $size )

Sets the max number of connections new pools will be able to create.

Parameters

size

The max number of connections future pools will be able to create. Negative numbers mean that the pool will spawn an infinite number of connections.

Return Values

Returns the former value of pool size.

Changelog

Version Description
1.2.11 Emits E_DEPRECATED when used.

Examples

Example #1 Mongo::setPoolSize() example

If you set the pool size to n and then create n connections, attempting to create an n+1st connection will throw a MongoConnectionException.

<?php

// only allow one connection to a server
MongoPool::setSize(1);

// creates one connection to localhost:27017
$m1 = new Mongo();

// attempt to create a second connection to localhost:27017
// only one connection is allowed, so this will throw an exception
$m2 = new Mongo();

?>

The above example will output something similar to:

Fatal error: Uncaught exception 'MongoConnectionException' with message 'no more connections in pool' in /path/to/php/script.php:10
Stack trace:
#0 /path/to/php/script.php(10): Mongo->__construct()
#1 {main}
  thrown in /path/to/php/script.php on line 10

See Also