- oracle 数据库字符集
conn / as sysdba
shutdown immediate; /关闭数据库服务器
startup mount;
alter session set sql_trace=true;
alter system enable restricted session;
alter system set job_queue_processes=0;
alter system set aq_tm_processes=0;
alter database open;
alter database character set internal_use utf8;
alter session set sql_trace=false;
shutdown immediate;
startup;
查看编码格式:
select userenv('language') from dual;
- pl/sql developer
-
可以执行select * from v$nls_parameters;,如果返回的编码,不是中文,则设置环境变量
-
“我的电脑-属性-高级-环境变量”,添加两项,
LANG=zh_CN.GBK
NLS_LANG=SIMPLIFIED CHINESE_CHINA.ZHS16GBK
- 重启PLSQL Developer,此时中文显示,就会正常了。
3.sql执行时间
set timing on;打开
set timing off;关闭
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