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ALTER DATABASE DATAFILE 'D:\ORACLE\ORADATA\DBA\TEST01.DBF' OFFLINE;
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3. alter database rename file 'D:\ORACLE\ORADATA\DBA\TEST01.DBF' to 'D:\TEST01.DBF';
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recover datafile 'D:\TEST01.DBF'
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SQL>ALTER DATABASE DATAFILE 'D:\TEST01.DBF' ONLINE;
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SQL>alter tablespace test offline;
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3. alter tablespace TEST rename datafile 'D:\TEST01.DBF' to 'D:\ORACLE\ORADATA\DBA\TEST01.DBF'
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SQL>alter tablespace test online;
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