设置格式化输出显示

set linesize 7000

set pages 7000

set long 7000

1.查看序列定义的SQL语句

select dbms_metadata.get_ddl('SEQUENCE','SEQ_ID') from dual;

2.查看表的定义

select dbms_metadata.get_ddl('TABLE','TABLENAME','USERNAME') from dual;

3.查看用户的约束定义

select dbms_metadata.get_ddl('CONSTRAINT','CONSTRAINTNAME','USERNAME') from dual;

4.查看外键定义

select dbms_metadata.get_ddl('REF_CONSTRAINT','REF_CONSTRAINTNAME','USERNAME')  from dual;

5.查看视图sql语句的定义

select dbms_metadata.get_ddl('VIEW','VIEWNAME','USERNAME')  from dual;

6.查看用户定义

select dbms_metadata.get_ddl('USER','USERNAME')  from dual;

7.查看表空间定义

select dbms_metadata.get_ddl('TABLESPACE','TABLESPACENAME')  from dual;

8.查看物化视图定义

select dbms_metadata.get_ddl('MATERIALIZED VIEW','MVNAME')  from dual;

9.查看DB_LINK语句定义

select dbms_metadata.get_ddl('DB_LINK','DBLINKNAME','USERNAME')  from dual;

10.查看用户触发器定义

select dbms_metadata.get_ddl('TRIGGER','TRIGGERNAME','USERNAME')  from dual;

11.查看函数语句定义

select dbms_metadata.get_ddl('FUNCTION','FUNCTIONNAME','USERNAME') from dual;

12.查看包定义

select dbms_metadata.get_ddl('PACKAGE','PACKAGENAME','USERNAME') from dual

13.查看存储过程定义

select dbms_metadata.get_ddl('PROCEDURE','PROCEDURENAME','USERNAME') from dual

14.查看权限的定义

select dbms_metadata.get_ddl('ROLE_GRANT','rolename') from dual; 

15. 查看系统权限的定义

select dbms_metadata.get_ddl('SYSTEM_GRANT','rolename') from dual;

16. 查看对像权限的定义

select dbms_metadata.get_ddl('OBJECT_GRANT','角色名') from dual;