第四问:控制文件包含哪些基本内容?
答案:记录数据库的物理结构
方法1
desc v$controlfile_record_section
select * from v$controlfile_record_section;
select type from v$controlfile_record_section;

方法2
alter system set events 'immediate trace name controlf level 12';
select value from v$diag_info where name='Default Trace File';

