duanchi19820419 2014-08-25 20:32
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Kohana 3.3 Database :: instance('name')不起作用

I have an issue with Kohana 3.3 and using different database configurations. I have a config/database.php with 'default' config and 'other' like this:


return array
(
'default' => array
(
    'type'       => 'MySQL',
    'connection' => array(
        'hostname'   => 'localhost',
        'database'   => 'database-one',
        'username'   => 'root',
        'password'   => 'password',
        'persistent' =>  FALSE,
    ),
    'table_prefix' => '',
    'charset'      => 'utf8',
    'caching'      => FALSE,
),

'other' => array  
(
    'type'       => 'MySQL',
    'connection' => array(
        'hostname'   => 'localhost',
        'database'   => 'database-two',
        'username'   => 'root',
        'password'   => 'password',
        'persistent' =>  FALSE,
    ),
    'table_prefix' => '',
    'charset'      => 'utf8',
    'caching'      => FALSE,
));

But in a Controller or Model when trying to use:

 Database::instance('other'); 

Kohana will still use the 'default' configuration. What am I doing wrong?

Thanks!

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  • duannai1883 2014-08-27 10:29
    关注

    If you would like to change currently used connection by kohana try this:

    Database::$default = 'other';
    

    From this line your code will use 'other' connection till you will switch it again to 'default' using same way.

    You can also use another DB configuration once when executing the query in simple way:

    DB::...->execute('other');
    

    Or if you store your DB instance earlier:

    $other = Database::instance('other');
    DB::...->execute($other);
    

    By ... I mean your query.

    本回答被题主选为最佳回答 , 对您是否有帮助呢?
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