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Oracle 12cR1 Invisible Columns

Oracle 12cR1 – Invisible Columns The first Oracle 12c New Feature that I decided to investigate was invisible columns. I chose this feature because it appeared to be simple and uncontroversial. It just goes to show how little I know. The basic idea of invisible columns is that they allow columns to be hidden from [...]

Oracle 11gR2 – Data Guard Broker

I have installed Data Guard for about 30 customers over the past five or six years, but so far all have chosen to use SQL*Plus to perform standby role management. This week I have been working on an Oracle single-instance standby configuration which has been an ideal opportunity to become reaquainted with the Data Guard Broker. I [...]