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Minimal downtime rolling database upgrade to 12c Release 1

  • Posted by Gavin Soorma
  • On August 2, 2013
  • 0 Comments
This note describes the procedure used to perform a rolling database upgrade from 11.2.0.3 to Oracle 12c Release 1 using a Data Guard physical standby database and transient logical standby database. The average time to perform a database upgrade would be in the region of one to two hours and for many organizations even that […]
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11g Release 2 Rolling Upgrade using Transient Logical Standby database

  • Posted by Gavin Soorma
  • On March 22, 2010
  • 0 Comments
This note illustrates how we can perform a rolling upgrade from Oracle 11g Release 1 to Oracle 11g Release 2 using a Transient Logical Standby database. This approach will miminise the downtime required for an upgrade which can potentially run into several hours down to just the time required to perform a switchover which could […]
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