Category: Advanced (300)

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 […]

To migrate an Oracle database to Amazon Aurora PostgreSQL-Compatible Edition, you usually need to perform both automated and manual tasks. The automated tasks include schema conversion and data migration, which can be handled with the AWS Schema Conversion Tool (AWS SCT) and AWS Database Migration Service (AWS DMS), respectively. The manual tasks involve post-schema AWS […]

In this post, you learn how to deploy a cloud-based development environment with which to build, test, and deploy smart contracts on the public Ethereum Goerli testnet via a dedicated Ethereum full node managed using Amazon Managed Blockchain. You can also use the steps outlined in this post to create a development environment on the […]

Amazon Relational Database Service (Amazon RDS) Custom for SQL Server now supports high availability by using block-level replication in a Multi-AZ environment. Previously, to enable high availability on the instance, you had to configure an Always On Availability Group (AG) between two instances. Setting up and configuring Always On requires planning and expertise. With the […]

Amazon DynamoDB sends metrics about its operations to Amazon CloudWatch. At the time of this writing, the list includes 33 metrics including: throughput consumed and provisioned, account and table limits, request latencies, system errors, and user errors. Two metrics not included are the DynamoDB table size and item count. These values can be observed in […]

With the announcement that Amazon Relational Database Service (Amazon RDS) for Oracle now supports integration with Amazon Elastic File System (Amazon EFS), you can keep temporary files like Oracle Data Pump export, import files on Amazon EFS file system, and directly access from it. Furthermore, you can leverage Amazon EFS integration for sharing a file system between […]

Many customers are using Amazon Aurora PostgreSQL-Compatible Edition for running their business-critical database workloads in AWS. Aurora PostgreSQL is a fully managed, PostgreSQL-compatible, and ACID-compliant relational database engine that combines the speed, reliability, and manageability of Amazon Aurora with the simplicity and cost-effectiveness of open-source databases. In this post, we present a database authorization solution […]

Administering databases in self-managed environments such as on premises or Amazon Elastic Compute Cloud (Amazon EC2) requires you to spend time and resources on database administration tasks such as provisioning, scaling, patching, backups, and configuring for high availability. Organizations are moving their self-managed Oracle databases to AWS managed database services to offload undifferentiated heavy lifting […]

The gaming industry has evolved significantly over the past few years. A feature that has become essential to that evolution is to be friends with other players and play together in the same game. From the players’ point of view, the process to become friends is straightforward. A player sends a friend request to another, […]

Amazon Relational Database Service (Amazon RDS) makes it easy to set up, operate, and scale MySQL and MariaDB deployments in the cloud. Developers are often required to run complex queries in MySQL and MariaDB environments to create a dashboard or run simple ad hoc reports. Furthermore, application developers use complex stored procedures with user-created temporary […]