With the releases of 12.1 and 12.2 of Oracle Database we have seen some new functions that perform approximate calculations. These include: APPROX_COUNT_DISTINCT
APPROX_COUNT_DISTINCT_DETAIL
APPROX_...
In a prior blog, I examined data modeling and data modeling tools at a very high level. I answered basic questions such as what is data modeling, why should I care, and what capabilities should data m...
For purpose of discussion let's assume that you have Oracle 11g or 12c RAC cluster deployed on premise, and now you've been directed to see about moving it to the cloud. Of course there is always the ...
