What is a serverless database?
By Franck Pachot . After reading the https://cloudwars.co/oracle/oracle-deal-8×8-larry-ellison-picks-amazons-pocket-again/ paper, I am writing some thoughts about how a database can be serverless and...
View ArticleSome myths about PostgreSQL vs. Oracle
By Franck Pachot . 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...
View ArticleOracle ACFS: “du” vs. “df” and “acfsutil info”
By Franck Pachot . 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...
View ArticleIs it possible to switch a service between 2 pluggable databases?
Introduction In an Oracle database, services have multiple purposes: identifying group of users prior authenticating them enabling/disabling access to a database for particular groups managing...
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Amazon RDS Oracle in Multitenant
By Franck Pachot . AWS has just added the possibility to create your oracle Database as as CDB (Container Database), the “new” architecture of Oracle where an instance can manage multiple databases,...
View ArticleGet prepared to move your Oracle databases to OCI
Introduction Cloud often raises in the top 3 solutions when thinking about Oracle infrastructure renewal. For obvious reasons: you do not need to buy any server, platform is already available, you pay...
View ArticleMove a PDB from a server to another one using NFS
Introduction Multitenant brings new possibilities regarding Oracle databases, and one of them is to move a database from a container to another quite easily. When containers are on the same server,...
View ArticleStatspack with Oracle Database 19c and Multitenant
Introduction When it comes to performance analysis on Oracle databases, everybody think about Diagnostic Pack. This is a very complete tool and it brings much more metrics than a DBA can analyze. But...
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How to Setup Dataguard on PDB Level (DGPDB)
Introduction One of the long requested features in case of Multitenant was the possibility to create and manage a data guard configuration on pdb level. Now with the Release Update 21.6 this was...
View ArticleMigration with Multitenant: how easy it is!
Introduction On Oracle Database, Multitenant feature will be turning 9 in July, but it’s not yet widely deployed as most of the databases are still running on non-CDB architecture. With 19c,...
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