php – 在yii2中迁移时,异常’无法找到驱动程序’

Exception 'yiidbException' with message 'could not find driver'

in /opt/lampp/htdocs/advanced/vendor/yiisoft/yii2/db/Connection.php:534

#0 /opt/lampp/htdocs/advanced/vendor/yiisoft/yii2/db/Connection.php(836): yiidbConnection->open()
        #1 /opt/lampp/htdocs/advanced/vendor/yiisoft/yii2/db/Connection.php(823): yiidbConnection->getMasterPdo()
        #2 /opt/lampp/htdocs/advanced/vendor/yiisoft/yii2/db/Command.php(208): yiidbConnection->getSlavePdo()
        #3 /opt/lampp/htdocs/advanced/vendor/yiisoft/yii2/db/Command.php(816): yiidbCommand->prepare(true)
        #4 /opt/lampp/htdocs/advanced/vendor/yiisoft/yii2/db/Command.php(350): yiidbCommand->queryInternal('fetchAll',NULL)
        #5 /opt/lampp/htdocs/advanced/vendor/yiisoft/yii2/db/mysql/Schema.php(198): yiidbCommand->queryAll()
        #6 /opt/lampp/htdocs/advanced/vendor/yiisoft/yii2/db/mysql/Schema.php(97): yiidbmysqlSchema->findColumns(Object(yiidbTableSchema))
        #7 /opt/lampp/htdocs/advanced/vendor/yiisoft/yii2/db/Schema.php(140): yiidbmysqlSchema->loadTableSchema('migration')
        #8 /opt/lampp/htdocs/advanced/vendor/yiisoft/yii2/console/controllers/MigrateController.php(121): yiidbSchema->getTableSchema('{{%migration}}',true)
        #9 /opt/lampp/htdocs/advanced/vendor/yiisoft/yii2/console/controllers/BaseMigrateController.php(610): yiiconsolecontrollersMigrateController->getMigrationHistory(NULL)
        #10 /opt/lampp/htdocs/advanced/vendor/yiisoft/yii2/console/controllers/BaseMigrateController.php(102): yiiconsolecontrollersBaseMigrateController->getNewMigrations()
        #11 [internal function]: yiiconsolecontrollersBaseMigrateController->actionUp(0)
        #12 /opt/lampp/htdocs/advanced/vendor/yiisoft/yii2/base/InlineAction.php(55): call_user_func_array(Array,Array)
        #13 /opt/lampp/htdocs/advanced/vendor/yiisoft/yii2/base/Controller.php(151): yiibaseInlineAction->runWithParams(Array)
        #14 /opt/lampp/htdocs/advanced/vendor/yiisoft/yii2/console/Controller.php(91): yiibaseController->runAction('',Array)
        #15 /opt/lampp/htdocs/advanced/vendor/yiisoft/yii2/base/Module.php(455): yiiconsoleController->runAction('',Array)
        #16 /opt/lampp/htdocs/advanced/vendor/yiisoft/yii2/console/Application.php(161): yiibaseModule->runAction('migrate',Array)
        #17 /opt/lampp/htdocs/advanced/vendor/yiisoft/yii2/console/Application.php(137): yiiconsoleApplication->runAction('migrate',Array)
        #18 /opt/lampp/htdocs/advanced/vendor/yiisoft/yii2/base/Application.php(375): yiiconsoleApplication->handleRequest(Object(yiiconsoleRequest))
        #19 /opt/lampp/htdocs/advanced/yii(31): yiibaseApplication->run()
        #20 {main}

我是yii2的新手.我在advaced / common / config / main-local.php中添加了数据库名称,用户名.使用xampp webserver和php的版本是5.6.8并且还启用了PDO.

这是我的数据库配置.

'db' => [
        'class' => 'yiidbConnection','dsn' => 'mysql:host=localhost;dbname=yii2advanced','username' => 'root','password' => '','charset' => 'utf8',],