Ravi Sir's Cards › AWS
Multi-AZ vs Read replica
What is a VPC: your own private network inside one AWS Region, example ThreeTierVpc 10.0.0.0/16.
Read card text
What this card says
Purpose
Multi-AZ
Standby copy in another AZ.
Read replica
Readable copy of the DB.
Key points
Automatic failover, no reads.
Serves reads, manual promote.
Example
--multi-az
Use when
High availability.
Read scaling and reports.