Category: Intermediate (200)

Change data capture (CDC) is the process of capturing changes to data from a database and publishing them to an event stream, making the changes available for other systems to consume. Amazon DynamoDB CDC offers a powerful mechanism for capturing, processing, and reacting to data changes in near real time. Whether you’re building event-driven applications, […]

In this post, we demonstrate how to migrate SQL logins, database roles, users, and object-level permissions from Azure SQL Database to Amazon Relational Database Service (Amazon RDS) for SQL Server using T-SQL. Within SQL Server, a SQL login acts as a security principal, allowing a user or application to connect to a SQL Server instance. […]

Freecharge, subsidiary of Axis Bank, is a payment app serving over 100 million users across India. Over the years, Freecharge has transformed to become one of the leading financial services and investment apps in the country. Freecharge has always been known for offering safe and seamless UPI payments, utility bill payments, mobile/DTH recharges, and much […]

Amazon DocumentDB (with MongoDB compatibility) offers benefits to customers building modern applications across multiple domains, including healthcare, gaming, and finance. As a fully managed document database, it can improve user experiences through flexibility, scalability, high performance, and advanced functionality. Enterprises that use the JSON data model supported by Amazon DocumentDB can achieve faster application development […]

We often want to take an inventory of the types of data in our database. What is our schema? This is most useful in DEV or TEST databases whose content is created by several users or teams, is often experimental, or has multiple versions. Even in controlled environments like PROD, where the application validates data […]

Amazon Relational Database Server (Amazon RDS) Custom for SQL Server is a managed database service for applications that require operating system access and database customization that is not available in Amazon RDS for SQL Server. The ability to encrypt an application’s connection to RDS Custom is a common security requirement. Network encryption protects data in […]

Amazon announced Amazon Relational Database (Amazon RDS) for Db2 at re:Invent 2023. RDS for Db2 is the latest addition to the Amazon RDS family of database engines. You can deploy a Db2 database on scalable hardware in minutes designed for optimal performance with an optional highly available database using a Multi-AZ deployment, which synchronously replicates […]

AWS Database Migration Service (AWS DMS) is a managed migration and replication service that helps you move your database and analytic workloads to AWS quickly and securely. The source database remains fully operational during the migration, minimizing downtime to applications that rely on the database. AWS DMS can migrate data to and from most widely […]

Heroku is a fully managed platform as a service (PaaS) solution that makes it straightforward for developers to deploy, operate, and scale applications on AWS. Founded in 2007 and a part of Salesforce since 2010, Heroku is the chosen platform for millions of applications—from development teams at small startups to large enterprises with large-scale deployments. […]

In order to build an application that interacts with the Bitcoin blockchain, whether it be a wallet, an Ordinals marketplace, or a BTC exchange, you must be able to reliably access the Bitcoin network. For example, you will need to read critical data from the blockchain that acts as input for properly constructed Bitcoin transactions. […]