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@mmuehlbeyer

Michael

@mmuehlbeyer·Joined August 2025

About

nerd, consultant, dba (not always in that order) curious about postgres, oracle, kafka and other tech stuff addicted to books, music and podcasts

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Nothing here yet.

Michael's blogs

michael muehlbeyermmuehlbeyer.hashnode.dev15 posts

About

nerd, consultant, dba (not always in that order) curious about postgres, oracle, kafka and other tech stuff addicted to books, music and podcasts

Available for

Nothing here yet.

Michael's blogs

michael muehlbeyermmuehlbeyer.hashnode.dev15 posts

Articles Comments

Recently published

MMichaelinmmuehlbeyer.hashnode.dev·Aug 20 · 3 min read

unable to open a cloned PDB with ORA-44303 & ORA-44775

Last week I've stumbled over an issues while cloning PDB from on CDB to another (remote) CDB. Basically everything has been done as usual. a common user has been created on the source CDB database h

MMichaelinmmuehlbeyer.hashnode.dev·Jul 29 · 2 min read

Configure wallets for zdm

A short one today :-) As promised a short post how to create & configure the wallets for Oracle ZDM. Depending on your settings and existing setup you could specify up to 6 wallets during a physical m

MMichaelinmmuehlbeyer.hashnode.dev·Jul 23 · 8 min read

Migrate OnPrem database to Orace Database@AWS with ZDM using existing standby

Existing setup OnPrem database 19c Primary & Standby - non-CDB architecture Oracle database@AWS - empty CDB already deployed (details below) ZDM installed on EC2 instance (see my blog for details o

MMichaelinmmuehlbeyer.hashnode.dev·Jun 23 · 4 min read

How to install Oracle Zero Downtime Migration (ZDM)

Oracle Zero Downtime Migration (ZDM) is a free to use software which allows you to automate your database migrations to OCI, multicloud and onprem systems some Prerequisites It's highly recommended to

MMichaelinmmuehlbeyer.hashnode.dev·Apr 30 · 2 min read

Oracle Support portal DocID to KB translation

As probably (and hopefully ;-) ) all of you already know the classical My Oracle Support portal aka as Metalink doses not exist anymore. Everything is now available in the new My Oracle support availa