postgresis a relational database server. Amber configures applications to use this database adapter by default, but you can switch to MySQL by passing the flag
--database mysqlwhen creating a new application.
ambertool from source:
Unhandled exception in spawn: fork: Cannot allocate memoryit means you don't have enough memory. This can easily be solved by adding a swapfile.
sudo apt-get install build-essential libreadline-dev libsqlite3-dev libpq-dev libmysqlclient-dev libssl-dev libyaml-dev
sudo yum groupinstall development tools
sudo yum install readline-devel sqlite-devel openssl-devel libyaml-devel gc-devel libevent-devel
yaourt -S amber
amberin the command line.
ld: library not found for -lssl (this usually means you need to install the development package for libssl), you may need to set some (or all) of those environment variables: