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Can You Drop a datafile from a tablespace?
Until Oracle Database 10g Release 2, Oracle did not provide an interface for dropping datafiles in the same way you would drop a schema object such as a table or a user. Prior to 10gr2, once the DBA created a datafile for a tablespace, the datafile could not be removed.
How to remove a tablespace from an Oracle Database?
Use the DROP TABLESPACE statement to remove a tablespace from the database. When you drop a tablespace, Oracle Database does not place it in the recycle bin. Therefore, you cannot subsequently either purge or undrop the tablespace.
How to remove datafile from Oracle database which is already remove?
Now I want to delete this file from my database. And accidentally it was already removed locally from /u02/oradata/hfd1/index/ path. Now I am not able to drop the file from my database. Please suggest what I can do. I have tried, But it is not dropped. Thanks for contributing an answer to Database Administrators Stack Exchange!
What happens if you drop a datafile in Oracle?
Sometimes a datafile get missing,you get issue opening up the datafile. The file can still be restored and recovered and back in operation. Or if don’t have any oracle database backup, then if it is index datafile,then we can recreate all index again.
If you must remove a datafile that is not empty and that cannot be made empty by dropping schema objects, you must drop the tablespace that contains the datafile. 3)You cannot drop the first or only datafile in a tablespace. This means that DROP DATAFILE cannot be used with a bigfile tablespace.
How to remove a table from the database?
The DROP TABLESPACE allows you to remove a tablespace from the database. Here is the basic syntax of the DROP TABLESPACE statement: DROP TABLESPACE tablespace_name [ INCLUDING CONTENTS [ AND | KEEP] DATAFILES ] [ CASCADE CONSTRAINTS ]; Code language: SQL (Structured Query Language) (sql)
Is there a way to remove tablespace from Oracle?
The DROP TABLESPACE command removes the tablespace, the datafile, and the tablespace’s contents from the data dictionary. Oracle will no longer have access to ANY object that was contained in this tablespace.
How to remove objects from a table in Oracle?
Any attempt to remove a tablespace that has objects without specifying the INCLUDING CONTENTS option will result in an error. Third, use AND DATAFILES option to instruct Oracle to delete the datafiles of the tablespace and KEEP DATAFILES option to leave the datafiles untouched.