method

mysql2_connection

v4.2.7 - Show latest stable - 0 notes - Class: ConnectionHandling

1.0.0
1.1.6
1.2.6
2.0.3
2.1.0
2.2.1
2.3.8
3.0.0
3.0.9
3.1.0
3.2.1
3.2.8
3.2.13
4.0.2 (0)
4.1.8 (0)
4.2.1 (0)
4.2.7 (0)
4.2.9 (0)
5.0.0.1 (0)
5.1.7 (0)
5.2.3 (0)
6.0.0 (0)
6.1.3.1 (0)
6.1.7.7 (0)
7.0.0 (0)
7.1.3.2 (0)
What's this?

mysql2_connection(config) public

Establishes a connection to the database that’s used by all Active Record objects.

# File activerecord/lib/active_record/connection_adapters/mysql2_adapter.rb, line 9
    def mysql2_connection(config)
      config = config.symbolize_keys

      config[:username] = 'root' if config[:username].nil?

      if Mysql2::Client.const_defined? :FOUND_ROWS
        config[:flags] = Mysql2::Client::FOUND_ROWS
      end

      client = Mysql2::Client.new(config)
      options = [config[:host], config[:username], config[:password], config[:database], config[:port], config[:socket], 0]
      ConnectionAdapters::Mysql2Adapter.new(client, logger, options, config)
    rescue Mysql2::Error => error
      if error.message.include?("Unknown database")
        raise ActiveRecord::NoDatabaseError.new(error.message, error)
      else
        raise
      end
    end

mysql2_connection

Related methods

Flowdock - Team Inbox With Chat