Category: Database

You can use AWS Database Migration Service (AWS DMS) to migrate data from various sources to most widely used commercial and open-source databases. AWS DMS also supports Amazon S3 as a source and as a target for migrations. When you use Amazon S3 as a target, you can use AWS DMS to extract information from any database […]

Many AWS users are taking advantage of the managed service offerings that are available in AWS to remove much of the undifferentiated heavy lifting from their day-to-day activities. Amazon Relational Database Service (Amazon RDS) is one of the available managed services for your relational database deployments. With Amazon RDS, you can significantly reduce the administrative […]

One of the key features of Amazon RDS for MySQL and Amazon RDS for MariaDB is the ability to create Read Replicas. You can easily create up to five replicas for a single master database instance via the AWS Management Console or the AWS CLI. Amazon RDS then handles all the work of making a […]

Many enterprises are considering migrating their Oracle databases to PostgreSQL because of the close compatibility between the platforms and the enterprises’ desire to reduce licensing costs. Amazon RDS for PostgreSQL and Amazon Aurora with PostgreSQL compatibility make it easy to set up, operate, and scale PostgreSQL deployments in the cloud in a cost-efficient manner. AWS […]

A user profiling system is a system that stores users’ names, IDs, contact information, past behaviors, interests, and other information. Such a system also provides methods to query that user information. In this post, I explain the importance of a globalized user profiling system, how to create this system using Amazon DynamoDB global tables, and […]

A common request that we get from customers is how to protect their resources from an accidental or malicious deletion, such as instances, snapshots, clusters, and so on. Doing this is especially important when you are using a common AWS account for multiple users or teams. Although you want the flexibility to innovate within the […]

AWS offers a wealth of security features to protect its infrastructure and services, such as AWS Identity and Access Management (IAM) and AWS Key Management Service (AWS KMS). AWS Data Migration Service (AWS DMS) provides users a simple automated way of migrating data from their existing databases to Amazon RDS. As part of this, AWS […]

Amazon Aurora provides endpoints for the primary DB instance (the cluster endpoint) and for Read Replicas (the reader endpoint). Aurora updates the cluster endpoint automatically so that it always points to the primary instance. The reader endpoint load balances read operations across all available Read Replicas. Amazon Aurora Replicas typically have less than 100 ms […]

In a previous AWS Database Blog post, I introduced Z-order indexing, a way in which you can sort your data to efficiently query an Amazon DynamoDB table by using range bounds on multiple attributes. In this post, we explore the process of creating a schema for your index. We look at how to decide which […]

Security is a top priority at AWS, and the same is true for our customers. We spend a significant amount of resources protecting personal data and are constantly enhancing our capabilities to make data protection easier for our customers. All AWS services including the MySQL-compatible edition of Amazon Aurora comply with the European Union’s General […]