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Pluggable Databases

Oracle ACFS: “du” vs. “df” and “acfsutil info”

By Franck Pachot

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This is a demo about Oracle ACFS snapshots, and how to understand the used and free space, as displayed by “df”, when there are modifications in the base parent or the snapshot children. The important concept to understand is that, when you take a snapshot, any modification to the child or parent will

Some myths about PostgreSQL vs. Oracle

By Franck Pachot

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I originally wrote this as a comment on the following post that you may find on internet:
https://www.2ndquadrant.com/en/blog/oracle-to-postgresql-reasons-to-migrate/
but my comment was not published (many links in it… I suppose it has been flagged as spam?) so I put it there.

You should never take any decision on what you read on the internet without verifying. It is totally valid to consider a move to Open Source databases, but doing it without good understanding is a risk for your migration project success.