AWS Database Blog
Category: Best Practices
Best practices for successful SSL connections to Amazon RDS for Oracle
In this post, we show you how to successfully set up SSL connectivity with Amazon Relational Database Service (Amazon RDS) for Oracle. For the purpose of this post, we have considered scenarios of SSL connectivity with the source as a SQL Plus client over a Linux platform and also a Java application client. SSL connectivity […]
Amazon RDS Multi-AZ DB Clusters support new storage configurations
Amazon Relational Database Service (Amazon RDS) Multi-AZ DB Clusters are a great way to improve the performance and reduce the cost of demanding database workloads. Since RDS Multi-AZ DB Clusters were launched in March 2022, they have become an increasingly popular option for workloads that need more performance than a single RDS instance can support. […]
Amazon Aurora MySQL version 2 (with MySQL 5.7 compatibility) to version 3 (with MySQL 8.0 compatibility) upgrade checklist, Part 2
In the first part, we discussed the most common issues that will cause upgrade prechecks from Amazon Aurora MySQL-Compatible Edition v2 to v3 to fail. In this post, we discuss the most common causes of prolonged and unsuccessful upgrade. Cluster has XA transactions in the prepared state Amazon Aurora MySQL cancels the upgrade if it […]
Amazon Aurora MySQL version 2 (with MySQL 5.7 compatibility) to version 3 (with MySQL 8.0 compatibility) upgrade checklist, Part 1
Amazon Aurora MySQL-Compatible Edition version 2 (with MySQL 5.7 compatibility) is planned to reach the end of standard support on October 31, 2024. The Amazon Aurora MySQL version 2 end of standard support timeline is discussed in our public documentation. We recommend that you upgrade your databases to the default minor version of Amazon Aurora […]
Optimize generative AI applications with pgvector indexing: A deep dive into IVFFlat and HNSW techniques
In recent times, there has been a growing interest in using foundation models (FMs) to build generative AI applications. These models are trained on vast amounts of data and are capable of performing tasks that were previously thought to be the exclusive domain of humans, such as creating art and music. However, when it comes […]
Accelerate cross-account Amazon RDS refreshes with incremental snapshots
Amazon Relational Database Service (Amazon RDS) is a managed relational database service offering. It takes care of installation, storage provisioning, storage management, OS and database patching, and snapshot and restore of database instances. Offloading the undifferentiated heavy lifting of database infrastructure management to AWS helps you focus efforts where you can make the biggest difference […]
Configure an AWS DMS endpoint to access cross-account secrets from AWS Secrets Manager
AWS Database Migration Service (AWS DMS) provides integration with AWS Secrets Manager for storing the database credentials. This integration allows you to store, rotate, and retrieve credentials used in the AWS DMS endpoints. As a security best practice, customers use this integration for enhanced security control and also at times maintain a central account or […]
Understand and optimize replication for Amazon Redshift with AWS DMS
In this post, we deep dive into using AWS Database Migration Service (AWS DMS) to load data to Amazon Redshift and discuss how to optimize data loading. In a world where data is always growing and larger datasets need to be processed, it’s important to use the right tool for the right job. Amazon Redshift […]
Make EOA private keys compatible with AWS KMS
Those who choose to take ownership of digital assets, such as cryptocurrency or non-fungible tokens (NFTs), are faced with a crucial decision when creating a wallet: do they opt to manage their own wallet or delegate that responsibility to a trusted third party? Non-custodial wallet solutions, whereby a user manages their own wallet, are popular […]
Cost optimize database migrations with AWS DMS: Part 2
In Part 1 of this series, we discussed database migration components, migration cost and its factors, and how to select right type of AWS DMS instance which determines the capacity of DMS jobs. In this post, we focus on how to regularly evaluate the AWS DMS instance size and scale up or down based on […]