PdoException更新作曲家时，找不到驱动程序

Question

我试图更新PHP的作曲家，但我收到以下错误：

我试图通过安装pd_mysql修复它，但没有奏效：

sudo apt-get install php5-gd php5-mysql 

如何更新我的作曲家？

jon@debian:~/NetBeansProjects/xxx$ php composer.phar update 
Loading composer repositories with package information 
Updating dependencies (including require-dev) 
Generating autoload files 
> Incenteev\ParameterHandler\ScriptHandler::buildParameters 
Updating the "app/config/parameters.yml" file 
> Sensio\Bundle\DistributionBundle\Composer\ScriptHandler::buildBootstrap 
> Sensio\Bundle\DistributionBundle\Composer\ScriptHandler::clearCache 


    [Doctrine\DBAL\Exception\DriverException]    
    An exception occured in driver: could not find driver 



    [Doctrine\DBAL\Driver\PDOException] 
    could not find driver     



    [PDOException]   
    could not find driver 


Script Sensio\Bundle\DistributionBundle\Composer\ScriptHandler::clearCache handling the post-update-cmd event terminated with an exception 


    [RuntimeException]               
    An error occurred when executing the "'cache:clear --no-warmup'" command: 

    [Doctrine\DBAL\Exception\DriverException]         
    An exception occured in driver: could not find driver      


    [Doctrine\DBAL\Driver\PDOException]          
    could not find driver              


    [PDOException]               
    could not find driver              

    .                   


update [--prefer-source] [--prefer-dist] [--dry-run] [--dev] [--no-dev] [--lock] [--no-custom-installers] [--no-autoloader] [--no-scripts] [--no-progress] [--with-dependencies] [-v|vv|vvv|--verbose] [-o|--optimize-autoloader] [-a|--classmap-authoritative] [--ignore-platform-reqs] [--prefer-stable] [--prefer-lowest] [-i|--interactive] [--root-reqs] [--] [<packages>]... 

Answer 1

这是解决方案。

我的PHP版本是7.0，这是使用安装：

sudo add-apt-repository ppa:ondrej/php-7.0 
sudo apt-get update 
sudo apt-get install php7.0 

（来源https://www.colinodell.com/blog/2015-12/installing-php-7-0-0）

然后我跑

sudo apt-get install php7.0-mysql 

随后，该更新的工作。