1、数据库备份命令
     
    db2 connect to maxdb76  user  db2admin   using  密码
    db2 connect to maxdb76  user  db2admin   using   密码 
    db2 backup db 数据库名
    db2 backup db maxdb76

 ==在线备份==
  DB2 backup db maxdb76  online to d:temp

==获取数据库环境信息==
db2 get db cfg for  maxdb76  
==恢复日志==
 db2 rollforward db tony to end of logs and complete
 db2 restore db MAXDB76  from d:\backup
db2 restore db MAXDB76  from d:\backup taken at 20211009183249
db2 restore db MAXDB76   taken at 20211009183249

db2 restore database MAXDB76 from d:\backup taken at 20211009183249 into MAXDB76 
db2   rollforward   db   MAXDB76 to  end   of   logs   and   complete 
==创建db2数据库==
db2 create db MAXDB76 using codeset utf-8 territory CN
==连接数据库==
db2 connect to MAXDB76

grant dbadm on database to user Dbgly

db2 force application all
==db2注册==
db2licm -a  D:\DB2\lic00000001.lic
db2licm -a  ‪D:\DB2\db2ese_t.lic