AWS Database Blog

This post was co-written with Tiju Titus John and Deepak Ram from Informatica. In this post, we discuss the significance of data governance and cataloging, and how Informatica’s latest product can help enterprises address challenges in this area of high complexity. We also discuss how Informatica uses a graph database solution based on Amazon Neptune […]

Many applications, including those built on modern serverless architectures, can have a large number of open connections to the database server and may open and close database connections at a high rate, exhausting database memory and compute resources. Databases can also suffer from transient failures, impacting application availability. Finally, applications need to maintain database credentials to […]

AWS Outposts rack brings native AWS services to virtually any customer data center or on-premises facility. Outposts is a fully managed service that extends AWS infrastructure, services, APIs, and tools to customer premises. In this post, we detail the connectivity required to connect on-premises applications to Amazon Relational Database Service (Amazon RDS) on Outposts. For […]

When moving from monoliths to microservices, you often need to propagate the same data from the monolith into multiple downstream data stores. These include purpose-built databases serving microservices as part of a decomposition project, Amazon Simple Storage Service (Amazon S3) for hydrating a data lake, or as part of a long-running command query responsibility segregation […]

Organizations are looking to migrate on-premises Oracle database workloads to Amazon Relational Database Service (Amazon RDS) for PostgreSQL or Amazon Aurora PostgreSQL-Compatible Edition. Most heterogeneous database migrations present unique challenges. One among them is converting Oracle schemas with partitioned (and sub-partitioned) tables to PostgreSQL-compatible partitioned tables. PostgreSQL declarative partitioning is a flexible way to manage […]

Oracle Database version 12c is past end of support, as announced by Oracle. Oracle 12c Release 1 (12.2.0.1) stands unsupported beyond March 31, 2022, and Oracle 12c Release 2 (12.1.0.2) is unsupported beyond July 31, 2022. After these dates, Oracle no longer releases Critical Patch Updates for these versions. To ensure that our customers continue […]

Amazon DocumentDB is a scalable, highly durable, and fully managed database service for operating mission-critical JSON workloads for enterprises. Amazon DocumentDB simplifies your architecture by providing built-in security best practices, continuous backups, and native integrations with other AWS services. In this blog series, we discuss the approach for seamless migration of live data from a […]

Amazon Relational Database Service (Amazon RDS) for Oracle now supports a fully managed, switchover-based role transition for Oracle Database replicas using Oracle Data Guard. You can initiate a switchover to a replica that is mounted or open read-only and the replicas can reside within an Availability Zone of a Region, across an Availability Zones of […]

This is a guest post by Sahil Thakral, Lead Platform Engineer, OLX Autos and Shashank Singh, Lead Platform Engineer, OLX Autos. In 2019, OLX Autos merged with Frontier Car Group (FCG), a used auto marketplace in Germany. Until then, OLX Autos had been exclusively using AWS to host its cloud infrastructure. However, FCG was running […]

Database object validation plays a key role in the database migration process. It’s the process of determining whether all the source database objects have been successfully migrated to the target database by comparing their types and counts. If you skip the validation phase, you may encounter runtime errors due to missing database objects, which can […]