pdo_mysql extension is not installed

Question

IT`s a fresh Magento 2.1 files

Initially all working fine , but after some time its giving this error

[Zend_Db_Adapter_Exception]
pdo_mysql extension is not installed
cache:clean [--bootstrap="..."] [types1] ... [typesN]

As per localhost/dashboard/phpinfo.php I am using PHP Version 5.6.30

maddy@maddy:/opt/lampp$ sudo apt-get install pdo-mysql php5.0-mysql
Reading package lists... Done
Building dependency tree       
Reading state information... Done
E: Unable to locate package pdo-mysql
E: Unable to locate package php5.0-mysql
E: Couldn't find any package by glob 'php5.0-mysql'
E: Couldn't find any package by regex 'php5.0-mysql'
maddy@maddy:/opt/lampp$ 
   **Even below command don`t work**
maddy@maddy:/opt/lampp$ sudo apt-get install pdo-mysql php7.0-mysql
Reading package lists... Done
Building dependency tree       
Reading state information... Done
E: Unable to locate package pdo-mysql

I checked the availability

maddy@maddy:~$ sudo phpenmod pdo_mysql
[sudo] password for maddy: 
WARNING: Module pdo_mysql ini file doesn't exist under /etc/php/7.0/mods-available

Answer 1

type this in your terminal. this is because of missing php-mysql

For php7.0

sudo apt-get install php7.0-gd php7.0-mysql

For php5

sudo apt-get install php5-gd php5-mysql