how 2 get the primary key

how 2 get the primary key	jimmy	2008-08-14 01:39:24.0
i am writing a database program where i need to access the various database constraints
Re:how 2 get the primary key	HXTT Support	2008-08-14 01:54:29.0
Connection con = DriverManager.getConnection(url,properties); DatabaseMetaData dbmd = con.getMetaData(); ResultSet rs = dbmd.getPrimaryKeys(null,null,"fact");//Please read the relative JDK API document.