Ruby MS access create database

gistfile1.txt

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require 'rubygems'
require 'win32ole'
require 'csv'

mdb_file="c:/dtolj/ruby_projects/phone.accdb"

class AccessDb
    attr_accessor :mdb, :connection, :data, :fields

    def initialize(mdb=nil)
        @mdb = mdb
        @connection = nil
        @data = nil
        @fields = nil
    end

    def open
        #connection_string =  'Provider=Microsoft.Jet.OLEDB.4.0;Data Source='
	#Access 2010 connection string
	connection_string =  'Provider=Microsoft.ACE.OLEDB.12.0;Data Source='
        connection_string << @mdb
        
			
	#create connection
	@connection = WIN32OLE.new('ADODB.Connection')
        @connection.Open(connection_string)
				
	#Create new database
	cat = WIN32OLE.new("ADOX.Catalog")
	cat.ActiveConnection = @connection
				
	#catalog.create(connection_string)
	#Source="#{@mdb_file}"
    end

    def query(sql)
        recordset = WIN32OLE.new('ADODB.Recordset')
        recordset.Open(sql, @connection)
        @fields = []
        recordset.Fields.each do |field|
            @fields << field.Name
        end
        begin
            @data = recordset.GetRows.transpose
        rescue
            @data = []
        end
        recordset.Close
    end

    def execute(sql)
        @connection.Execute(sql)
    end

    def close
        @connection.Close
    end
end

#create empty ms access file
file = File.open(mdb_file, File::RDWR|File::CREAT)

db = AccessDb.new(mdb_file)
db.open

change the connect to this: connection.Open('Provider=Microsoft.ACE.OLEDB.12.0; ...
it works on my windows xp/access2007