alter database `zfax_test` character set utf8mb4;
alter table `zfax_test`.`t_beef_receive` character set utf8mb4;
alter table `zfax_test`.`t_beef_receive` change receiveName receiveName varchar(200) character set utf8mb4;
public String removeNonBmpUnicode(String str) { if (str == null) { return null; } str = str.replaceAll("[^\\u0000-\\uFFFF]", ""); return str; }