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Database

Learn about RDS, DynamoDB, Aurora and other AWS database services.

9 posts

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Amazon Redshift Basics: When to Use a Data Warehouse

Learn Amazon Redshift's core concepts, compare with RDS and Athena, and understand when a data warehouse is the right choice.

RedshiftData WarehouseOLAPColumnar Storage
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DynamoDB Global Tables: Multi-Region Active-Active Database

Learn how to configure multi-region Active-Active replication with AWS DynamoDB Global Tables. Build 99.999% availability and low-latency global services.

DynamoDBGlobal TablesMulti-RegionActive-Active
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RDS vs Aurora vs DynamoDB: AWS Database Selection Guide

Choose RDS/Aurora for relational data, DynamoDB for NoSQL. Master AWS database service selection criteria frequently tested on SAA-C03 exam.

RDSAuroraDynamoDBDatabase
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RDS Multi-AZ vs Read Replica: When to Use Which?

Multi-AZ is for high availability (failover), Read Replica is for read scaling. Learn the differences and selection criteria for this SAA-C03 must-know topic.

RDSMulti-AZRead ReplicaHigh Availability
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RPO and RTO Explained: Essential Disaster Recovery Metrics

RPO measures acceptable data loss; RTO measures acceptable downtime. Master these essential SAA-C03 concepts to select the right DR strategy for any scenario.

RPORTODisaster RecoveryDR
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