Category: Advanced (300)

Ktown4u is an e-commerce company that sells fast-growing K-Pop and Hallyu (Korean-Wave) products all over the globe. Since its launch in 2002, the company has grown to over 5 million members and 5,000 fan clubs across 200 countries with 6 languages. Since transitioning from B2B to B2C, the company has grown 15-fold in a short […]

PostgreSQL has become the preferred open-source relational database for many enterprise companies and startups, powering leading business and mobile applications. Many customers choose PostgreSQL as the target database when migrating from commercial engines such as Oracle and Microsoft SQL Server. AWS offers Amazon Relational Database Service (Amazon RDS) for PostgreSQL and Amazon Aurora PostgreSQL-Compatible Edition […]

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. A custom engine version (CEV) for Amazon RDS Custom for Oracle is a binary volume snapshot of a database engine and specific Amazon Machine […]

Amazon Aurora MySQL-Compatible Edition version 3 (with MySQL 8.0 compatibility) is the most current major version supported on Amazon Aurora MySQL. You can use Amazon Aurora MySQL version 3 to get the latest MySQL-compatible features and performance improvements. MySQL 8.0 introduces several new features, including JSON functions, window functions, common table expressions (CTEs), and role-based […]

Amazon Relational Database Service (Amazon RDS) for SQL Server is an AWS managed database service that simplifies operating and managing Microsoft SQL Server databases. Amazon RDS for SQL Server provides value by handling the provisioning, management, and monitoring of SQL Server databases. Although this operational agility is valuable, data protection and security become even more […]

In a relational database management system, a unique key is a set of one or more attributes (columns) that uniquely identifies each row in a table. It ensures that no two rows in the table can have the same values for the specified attributes. The following are the features of a unique key: Uniqueness – […]

Amazon Relational Database Service (Amazon RDS) Custom for SQL Server now supports Microsoft SQL Server 2022 for Web, Standard, Enterprise and Developer Editions (via BYOM). You can use SQL Server 2022 features such as accelerated database recovery, intelligent query processing, intelligent performance, monitoring improvements, and resumable online index creations. In addition, SQL Server 2022 has […]

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

Knowledge graphs consolidate and integrate an organization’s information assets and make them more readily available to all members of the organization. There are many applications and use cases that are enabled by knowledge graphs. Graphs are a natural way to model and represent information about the world. This idea is not new, but has now […]

In this post, I discuss Amazon Relational Database Service (Amazon RDS) Multi-AZ DB cluster configurations for Amazon RDS for MySQL and Amazon RDS for PostgreSQL database instances. When you create a Multi-AZ DB cluster, Amazon RDS maintains a primary and two readable standby copies of your data. If there are problems with the primary copy, […]