SAP on AWS · AnyDB on AWS: SQL Server, Oracle, ASE, MaxDB, Db2

In an Oracle Data Guard Fast-Start Failover layout the observer sits in a third AZ. What keeps the observer itself alive if its instance dies, and how is it configured on AWS?

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More in AnyDB on AWS: SQL Server, Oracle, ASE, MaxDB, Db2

A team is sizing SQL Server for a new SAP NetWeaver landing on AWS and assumes they can use Amazon RDS for SQL Server to offload DB management. Why is that wrong, and what does the SQL Server restriction force onto their EC2 design?

In a MaxDB hot standby setup on AWS spanning two AZs, what is the non-obvious storage requirement that makes the standby's STANDBY/restart mode actually work, and what monitors the primary for takeover?

A customer says they already license 'Db2' and want to run their SAP workload on a Db2-on-IBM-i (or AIX-emulated) partner solution on AWS. Why might that break SAP support, and what is actually supported?

A stakeholder hears 'HANA is built from MaxDB and is its natural successor' and concludes the MaxDB SAP systems need an urgent HANA migration. What's the correct read of the roadmap?

Oracle Data Guard offers three protection modes. Which one will shut the primary down rather than risk data loss, and why is Maximum Availability NOT that mode?

You want one shared file system for an SAP database's data, log, and control files and reach for Amazon EFS. Why is that contraindicated, and is there any SAP workload where EFS is actually OK?

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