oracle 字符集转换：AL32UTF8->ZHS16GBK
时间：2022-03-14 02:34
select userenv(‘language‘) from dual;
--修改Oracle数据库字符集为ZHS16GBK :
SQL>conn / as sysdba;
SQL>shutdown immediate;
SQL>startup mount;
SQL>alter system enable restricted session;
SQL>alter system set job_queue_processes=0;
SQL>alter system set aq_tm_processes=0;
SQL>alter database open;
SQL>alter database character set internal_use zhs16gbk; --utf8
SQL>shutdown immediate;
SQL>startup;
