*dbname* true false utf8 *dbprefix*contacts_addressbooks id integer 0 true 1 true 4 userid text true 255 displayname text false 255 uri text false 100 description clob false ctag integer 1 true true 4 *dbprefix*contacts_cards id integer 0 true 1 true 4 addressbookid integer true true 4 fullname text false 255 carddata clob false uri text false 100 lastmodified integer false true 4