AWS Database Blog

Category: Amazon Aurora

Enforce row-level security with the RDS Data API

As applications grow to serve more users with sensitive data, implementing robust security controls becomes critically important. One way to enhance security and meet complex access requirements is through row-level security. Row-level security allows you to limit data access at the row level based on user attributes. PostgreSQL is one of the most popular open […]

Continuously replicate Amazon DynamoDB changes to Amazon Aurora PostgreSQL using AWS Lambda

Amazon DynamoDB is a fully managed, serverless, key-value NoSQL database designed to run high-performance applications at any scale. Amazon Aurora is a MySQL and PostgreSQL-compatible relational database built for the cloud. Aurora combines the performance and availability of traditional enterprise databases with the simplicity and cost-effectiveness of open-source databases. Serverless technologies eliminate infrastructure management tasks […]

Perform maintenance tasks and schema modifications in Amazon RDS for PostgreSQL with minimal downtime using Blue Green deployment

In this post, we walk you through performing schema changes and common maintenance tasks such as table and index reorganization, VACUUM FULL, and materialized view refreshes with minimal downtime using blue/green deployments for an Amazon Relational Database (Amazon RDS) for PostgreSQL database or an Amazon Aurora PostgreSQL-Compatible Edition cluster. Solution overview Amazon RDS blue/green deployment […]

Integrate Amazon Aurora MySQL and Amazon Bedrock using SQL

Because organizations store a large amount of their data in relational databases, there is a clear impetus to augment these datasets using generative artificial intelligence (AI) foundation models to elevate end-user experiences. In this post, we explore how to integrate Amazon Aurora MySQL-Compatible Edition with a generative AI model using Amazon Aurora Machine Learning. We walk […]

Use Kerberos authentication with Amazon Aurora MySQL

Amazon Aurora MySQL-Compatible Edition offers multiple authentication methods to securely authenticate database user access and meet different security needs. The most common method of authentication is using a user name and password. This can create additional overhead for both users and database administrators to manage and rotate these credentials; it also requires additional investments in […]

Managing object dependencies in PostgreSQL: Removing dependent objects (Part2)

In PostgreSQL, object binding (or dependencies) encompasses the connections existing among various database elements. These interdependencies hold significant importance when it comes to the management and modification of objects within the database. They ensure that adjustments made to one object don’t inadvertently disrupt other dependent objects. This series is divided into two posts. In the […]

Managing object dependencies in PostgreSQL – Overview and helpful inspection queries (Part 1)

In PostgreSQL, object binding (or dependencies) encompasses the relationships existing among various database elements. These interdependencies hold significant importance when it comes to the management and modification of objects within the database. They ensure that adjustments made to one object don’t inadvertently disrupt other dependent objects. For instance, when a view relies on a table, […]

Scale your relational database for SaaS, Part 2: Sharding and routing

This post is a continuation of our series on scaling your relational database for software as a service (SaaS). SaaS providers commonly use relational databases, such as Amazon Relational Database Service (Amazon RDS) and Amazon Aurora, in their solutions. In Part 1, we looked at some common ways to scale or optimize your relational database […]

Scale your relational database for SaaS, Part 1: Common scaling patterns

One of the challenges that software as a service (SaaS) providers face as their business grows is how to maintain their tenants’ experience. This includes ensuring acceptable performance and response times as the tenant base grows. Relational databases, such as Amazon Relational Database Service (Amazon RDS) and Amazon Aurora, are commonly used by SaaS providers. […]

Reduce Amazon Aurora MySQL backup costs using MySQL Shell and Amazon S3

Amazon Aurora backs up cluster volumes automatically and retains restore data for the length of the backup retention period. Aurora automated backups are continuous and incremental, so you can restore to any point within the backup retention period from 1–35 days. If you need to retain backups for more than 35 days, you can take manual snapshots […]