MySQL Install: ERROR: Failed to build gem native extension

Question

I\'m trying to get MySQL installed to the latest version due to some installation going wrong somewhere along the line. I run the command gem install mysql and

Answer 1

I had also forgotten to actually install MySQL in the first place. Following this guide helped a lot.

http://www.djangoapp.com/blog/2011/07/24/installation-of-mysql-server-on-mac-os-x-lion/

As well as adding these lines to my .profile:

export PATH="/usr/local/mysql/bin:$PATH"
alias mysql=/usr/local/mysql/bin/mysql
alias mysqladmin=/usr/local/mysql/bin/mysqladmin

Answer 2

if you are installing from source here is a tutorial.would be happy if it helps http://raihan90.blogspot.com/2009/03/mysql-step-by-step-hacking-into-mysql.html

Answer 3

A number of people found this post helpful.

Also, I needed to do first type this:

yum install mysql-devel

and then:

gem install mysql 

For some people you may need to type:

gem install mysql -- --with-mysql-config=/usr/local/mysql/mysql_config

Answer 4

yum -y install gcc mysql-devel ruby-devel rubygems
gem install mysql2

Answer 5

on OSX mountain Lion: If you have brew installed, then brew install mysql and follow the instructions on creating a test database with mysql on your machine. You don't have to go all the way through, I didn't need to After I did that I was able to bundle install and rake.

Answer 6

In order to resolve

Gem::Ext::BuildError: ERROR: Failed to build gem native extension error for mysql2,

I think libmysql-ruby got changed with ruby-mysql

Simply try with following commands,

sudo apt-get install ruby-mysql

& then

sudo apt-get install libmysqlclient-dev