Everyone knows what a simple database is: Telephone directories, mail-order catalogs and dictionaries are all databases of sorts. Databases can be structured or organized in several different ways: as ...

At my last job I worked on a monolith that sat on top of a NoSQL database. Our DAOs were fairly simple beasts that did mostly CRUD operations and some non-trivial finds. For the vast majority of data, ...

Here's how you can use SQL Server's OpenJson function to dismantle JSON structures into relational tables targeting either transactional systems or data warehouses. JSON is great for moving data ...

Databases are used in many different settings, for different purposes. For example, libraries use databases to keep track of which books are available and which are out on loan. Schools may use ...

When object-oriented programming languages began to be used in enterprise applications, designers had problems fitting the object-oriented model with the relational model. In the object-oriented model ...

Relational tables often describe more than one type of real world entity. In this tip, Bob Watkins covers some things to think about when designing such tables. In an earlier tip, I showed a way to ...

Airtable is an online platform for creating, using, and sharing small relational databases. It’s not ready for enterprise users yet (that’s coming), but right now, if you want help managing data for ...