Other articles included:
- Tom Kyte's column looked at tips on automation, cleanup and database maintenance. Some of the details included index rebuilds, indexing interMedia files, killing and cleaning up sessions, (more...)
I have my blog (come website) on the go for a few years now. It all started out as a notebook really for myself and a way of recording certain things so that I could find them easily later.
Over time it has developed into some more that that and it now covers a number of technical how-to type of articles and some of my Oracle User Group (and ACE Director) activities.
It all started (more...)
PMML (Predictive Model Markup Langauge) is an XML formatted output that defines the core elements and settings for your Predictive Models. This XML formatted output can be used to migrate your models from one data mining or predictive modelling tool to another data mining or predictive modelling tool, such as Oracle.
Using PMML to migrate your models from one tool to another allows for you to use the most appropriate tools for developing your models (more...)
One of these is the DATE datatype.
The main issue that you have to look for is the TIMEZONE conversion that happens then you extract the data from the database into your R environment.
There is a datatype conversions from the Oracle DATE into the POSIXct format. (more...)