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2025-04-01 Update From: SLTechnology News&Howtos shulou NAV: SLTechnology News&Howtos > Database >
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Database data files are not allowed to write data, switching logs need to write data to the data file. Why rman backup can be done, because rman backup is about control files.
1. If you prepare for the demonstration of the library, you will report an error and the database will be opened.
SQL > archive log list;Database log mode Archive ModeAutomatic archival EnabledArchive destination / archOldest online log sequence 4132Next log sequence to archive 0Current log sequence 4134SQL > alter system archive log current;alter system archive log current*ERROR at line 1:ORA-01109: database not openSQL >
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