require "dbi"
require "win32ole"
dbh=DBI.connect("DBI:ADO:Provider=SQLOLEDB.1;Data Source=.;Initial Catalog=pubs;User Id=sa;Password=root;")
dbh.execute('select * from ...')
dbh.commit
dbh.disconnect
DBI.connect('dbi:ODBC:你的odbc库名','USERNAME','PASSWORD')