In TKU May 2012 slightly update to the pattern was made.
Trigger process was changed to 'ora_mrp', which is Oracle Data Guard managed recovery process.
Also now pattern create a link between primary Oracle instance and STANDBY Data Guard SI and does not create Data Guard SI on primary host.
In TKU April 2013 list of updates to the pattern were made.
Added code that check if Active Data Guard feature is enabled. SI type changes depending on SQL results (US136447)
Added code that link to TNS Listener if Data Guard works with it (TKU-1822)
In TKU September 2013 added code that add _data_guard_role attribute to STANDBY Oracle Instance (TKU-1919)
In TKU February 2016 the pattern module was updated in the following ways:
Inqueries to Oracle DB were updated (DRDC1-4759)
Inversioning from Oracle DB was updated.
In TKU July 2019 versioning updated to include Oracle Database worker as version source.