Oracle can't connect to the database after accidentally deleting the disk data

You must enter sqlplus to operate the following steps

1: cmd sqlplus sys / password as sysdba

2:shutdown

3:startup

4: alter database datafile 'file location' offline

5:shutdown

6: Until the lost files are no longer displayed

 

Scan the code and follow the public account for more information.

                                                                         

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Origin blog.csdn.net/tanjunchen/article/details/52901221