For a POC that I’m working on with the DBVisit guys, I needed a quick, 12c environment to work on and have at our disposal as required.  I knew I could build out an 11g one in about 10 minutes with our trust free trial, but would then need to upgrade it to 12c. Disable snapshots to Delphix Engine This is a simple prerequisite before you upgrade an Oracle source database and takes down the pressure on the system, as well as confusion as the database upgrades the Oracle home, etc. Simply log into the Delphix Admin console, click on…