AWS Database Blog
Category: PostgreSQL compatible
Modernize database stored procedures to use Amazon Aurora PostgreSQL federated queries, pg_cron, and AWS Lambda
As part of migrating and modernizing your databases, you may continue to use your stored procedures and scheduling jobs that consolidate data from remote instances into your centralized data store. AWS Schema Conversion Tool (AWS SCT) helps you convert your legacy Oracle and SQL Server functions to their open-source equivalent. But how do you continue […]
Validate database objects after migrating from IBM Db2 LUW to Amazon Aurora PostgreSQL or Amazon RDS for PostgreSQL
Heterogeneous database migration is a multistage process, which usually includes assessment, database schema conversion, data migration, functional testing, performance tuning, and many other steps spanning across multiple teams. Migration from IBM Db2 LUW to Amazon Aurora PostgreSQL-Compatible Edition or Amazon Relational Database Service (Amazon RDS) for PostgreSQL is heterogeneous in nature, and traditionally follows similar […]
How AEVI substituted Oracle materialized views fast refresh with AWS DMS when migrating to Amazon Aurora
AEVI took the journey to migrate to AWS. In their own words, “AEVI provides merchant-facing businesses—banks, acquirers, PSPs, ISOs, ISVs, and others—with a platform that enables merchants to run their business smarter by giving them easy access to any payment technology and business solution for the best in-store customer experience. AEVI’s Platform for Smart Merchant […]
Amazon Aurora PostgreSQL backups and long-term data retention methods
When operating relational databases, the need for backups and options for retaining data long term is omnipresent. This is especially true for many users of Amazon Aurora PostgreSQL-Compatible Edition. Although AWS-native, PostgreSQL-native, and hybrid solutions are available, the main challenge lies in choosing the correct backup and retention strategy for a given use case. In […]
Reduce read I/O cost of your Amazon Aurora PostgreSQL database with range partitioning
June 2023: For Aurora databases where IO is greater than 25% of your costs, check out this blog post and recent announcement to see if you can save money with Aurora I/O-Optimized. Amazon Aurora PostgreSQL-Compatible Edition offers a SQL database with enterprise-grade speed, availability, and scale at a cost comparable to open-source databases. With Aurora, […]
Handle empty strings when migrating from Oracle to PostgreSQL
An Oracle-to-PostgreSQL migration in the AWS Cloud can be a multistage process with different technologies and skills involved, starting from the assessment stage to the cutover stage. AWS offers services that make PostgreSQL database deployments easy to set up, manage, and scale for the cloud in a cost-efficient manner. These services are Amazon Relational Database Service (Amazon RDS) […]
Enable near real-time notifications from Amazon Aurora PostgreSQL by using database triggers, AWS Lambda, and Amazon SNS
In this post, we show you how to push a database DML (Data Manipulation Language) event from an Amazon Aurora PostgreSQL-Compatible Edition table out to downstream applications, by using a PostgreSQL database trigger, an AWS Lambda, and Amazon Simple Notification Service (Amazon SNS). Aurora PostgreSQL is a PostgreSQL-compatible relational database built for the cloud that […]
Achieve cost-effective multi-Region resiliency with Amazon Aurora Global Database headless clusters
Many organizations with critical workloads and global footprints need a strategy to tolerate Region-wide outages. This requires making a trade-off between availability, Recovery Time Objective (RTO), and cost. You should consider using a tiered approach to meet your compliance and budgetary needs. When developing a cross-Region disaster recovery (DR) strategy, an important consideration is the […]
Automate interval partitioning maintenance, and monitoring in Amazon RDS for PostgreSQL and Amazon Aurora PostgreSQL
Modernizing database workloads and architecture is the optimal way to increase efficiencies and reduce licensing and infrastructure costs. To achieve this, you can use an Amazon Aurora relational database to break free from legacy database solutions. Several large-scale companies are migrating Oracle databases to Amazon Relational Database Service (Amazon RDS) for PostgreSQL and Amazon Aurora […]
PostgreSQL psql client tool commands equivalent to Oracle SQL*Plus client tool
December 2023: This post was reviewed and updated for accuracy. When you’re working as an application developer or database administrator, you often need to deal with SQL statements to explore your database for various reasons. You need to connect to the database to build or run the SQL code, generate reports, and diagnose application problem […]









