Migration - Database Migration Service

Question 1

What is DMS?

Answer 1

support homo and hetero migrations between different database platforms

Question 2

How does DMS automate its conversions?

Answer 2

with the Schema Conversion Tool

Question 3

How does one perform a data migration with DMS?

Answer 3

visit Database Migration service; specify your source and destination target endpoints; use the default or create a new schema and replicate data later or immediately

Question 4

What kinds of data replications can be performed?

Answer 4

one-time migration into RDS or an EC2, or continuous data replication from on-prem data centers to DBs in AWS and reverse; replication between 2 on-prem DBs is not allowed

Question 5

How does SCT work with DMS?

Answer 5

SCT can copy database schemas for homo or convert for hetero migrations

Question 6

How is HA achieved?

Answer 6

continuous replications within multiple AZs by streaming data to Redshift or S3

Question 7

What can be source and destination endpoints?

Answer 7

RDS and or EC2

Question 8

How much does DMS cost?

Answer 8

free for 6 months when migrating aurora; only pay for compute resources during migration, log storage; inbound data transfers are free