ERROR 2002 (HY000): Can't connect to MySQL server on 'xx.xxx.xxx.xxx' (115)

I wanted to connect to memsql but when I try i wasn't able to connect , I get error as: ~~~ mysql -u root -h 127.0.0.1 -P 3306 --prompt="memsql> " ERROR 2002 (HY000): Can't connect to MySQL server on '127.0.0.1' (115) ~~~ Even for the local host I get the same error when I try to install: ~~~ sudo apt-get install mysql-server mysql-client Reading package lists... Done Building dependency tree Reading state information... Done Package mysql-client is not available, but is referred to by another package. This may mean that the package is missing, has been obsoleted, or is only available from another source Package mysql-server is not available, but is referred to by another package. This may mean that the package is missing, has been obsoleted, or is only available from another source E: Package 'mysql-server' has no installation candidate E: Package 'mysql-client' has no installation candidate ~~~ Suggestions would be much appreciated