Connection con = null;ResultSet rs = null;Statement stmt = null;String url = "jdbc:mysql://localhost:3306/EMS51?useUnicode=true&characterEncoding=euckr";String usr = "usr";String pwd = "pwdString drv = "org.gjt.mm.mysql.Driver";String query1_pre = " UPDATE EBCD0030 SET CODE_NAME = '"; String query1_suf = "' WHERE CODE_TYPE = '00' AND CODE_CODE = ";String query2 = " SELECT CODE_NAME EBCD0030 WHER..