AWS Database Blog

Category: Advanced (300)

Joining historical data between Amazon Athena and Amazon RDS for PostgreSQL

While databases are used to store and retrieve data, there are situations where applications should archive or purge the data to reduce storage costs or improve performance. However, there are often business requirements where an application must query both active data and archived data simultaneously. Developers need a solution that lets them benefit from using […]

Optimize costs by scheduling provisioned capacity for Amazon DynamoDB

Amazon DynamoDB is a fully managed, serverless, key-value NoSQL database designed to run high-performance applications at any scale. DynamoDB charges for reading, writing, and storage of your DynamoDB tables, along with any optional features you choose to enable. When you create a DynamoDB table, you choose from two capacity modes that have different billing options […]

Migrate billions of records from an Oracle data warehouse to Amazon Redshift using AWS DMS

Customers are migrating to Amazon Redshift to modernize their data warehouse solution and help save on their licensing, support, operations, and maintenance costs. To migrate data from an on-premises data warehouse to Amazon Redshift, you can use services such as AWS Database Migration Service (AWS DMS), AWS Schema Conversion Tool (AWS SCT), Amazon Simple Storage […]

Best practices and parameter configuration for enhanced performance on Amazon RDS Custom for SQL server

Amazon Relational Database Service (Amazon RDS) Custom for SQL Server is a managed database service for legacy, custom, and packaged applications that require access to the underlying operating system and database (DB) environment. It helps automate the setup, operation, and scaling of databases in the cloud while granting access to the database and underlying operating […]

Migrate data from partitioned tables in PostgreSQL using AWS DMS

Migrating workloads from PostgreSQL to a data warehouse like Amazon Redshift can pose challenges during the change data capture (CDC) phase when dealing with partitioned tables. In this post, we illustrate how we can migrate data from PostgreSQL partitioned tables to a single table on the target database using AWS Database Migration Service (AWS DMS). […]

Deploy Amazon RDS Proxy for SQL Server with IAM authentication

Amazon RDS Proxy is a fully managed, highly available database proxy service. You don’t need to provision or manage any additional infrastructure to start using RDS Proxy. In addition to this, Amazon Relational Database Service (Amazon RDS) completely manages maintenance activities for RDS Proxy such as upgrades and patching, which are carried out gradually in […]

Set up Always Encrypted with Amazon RDS for SQL Server

Customers within a variety of industries (healthcare and life sciences, financial services, and retail, among others) require a stronger security posture. Particularly, if the databases being hosted contain sensitive data such as credit card numbers or national identification numbers (for example, US Social Security numbers), providing a solution that allows you to encrypt this data […]

Multitenant best practices for Amazon RDS Custom for Oracle

Amazon Relational Database Service (Amazon RDS) Custom for Oracle is a managed database service for legacy, custom, and packaged applications that require access to the underlying operating system and database environment. Amazon RDS Custom now supports the Oracle Multitenant option on Oracle Database version 19c using Enterprise Edition. With this release, an RDS Custom for […]

Automate creation of multiple AWS DMS endpoints and replication tasks using the AWS CLI

July 2023: This post was reviewed for accuracy. AWS Database Migration Service (AWS DMS) is a managed migration and replication service that helps move your database and analytics workloads to AWS quickly, securely, and with minimal downtime and zero data loss. AWS DMS can migrate your data from AWS DMS supported sources to AWS DMS […]

Securely generate Ethereum validator keys at low cost using a serverless architecture on AWS

The new proof-of-stake consensus mechanism on Ethereum blockchain network allows network participants to earn rewards without spending a lot of computational power for playing a part in securing the network. Unlike miners, validators don’t need to spend many CPU cycles to produce new blocks. They stake 32 ETH (the native cryptocurrency on Ethereum) to be […]