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RDS P2 (scale horizotally: read replica (Read replicas allow you to create…
RDS P2
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event notification
**Amazon RDS groups events into categories that you can subscribe to so that you can be notified when an event in that category occurs. Yo
u can subscribe to an event category for a DB instance, DB snapshot, DB security group, or DB parameter group.
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read replica
feature ?
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Can promote to Master, but will break the replication link between primary and secondary
DB update on Master, replicate async and not sync
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How AWS create?
by create snapshot
With Multi-AZ off, will cause I/O suspension around 1minute
With MZ on, will not experience performance hit
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encryption
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○ You can use SSL from your application to encrypt a connection to a DB instance running MySQL,
MariaDB, SQL Server, Oracle, or PostgreSQL
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