method
postgresql_connection
v2.2.1 -
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Class: ActiveRecord::Base
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= private
= protected
postgresql_connection(config)
public
Establishes a connection to the database that’s used by all Active Record objects
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# File activerecord/lib/active_record/connection_adapters/postgresql_adapter.rb, line 22 def self.postgresql_connection(config) # :nodoc: config = config.symbolize_keys host = config[:host] port = config[:port] || 5432 username = config[:username].to_s if config[:username] password = config[:password].to_s if config[:password] if config.has_key?(:database) database = config[:database] else raise ArgumentError, "No database specified. Missing argument: database." end # The postgres drivers don't allow the creation of an unconnected PGconn object, # so just pass a nil connection object for the time being. ConnectionAdapters::PostgreSQLAdapter.new(nil, logger, [host, port, nil, nil, database, username, password], config) end