Imagine this: you’re in the middle of a critical project, flipping through pages of hastily scribbled notes or scrolling endlessly through a digital mess, trying to find that one important detail.

Abstract: With the development of web application, the demand of query performance and expansion becomes increasingly necessary. Relational database seems hardly handling with this, more and more ...

A nested table is one table placed inside of another, where the larger table functions as a container for the smaller one. Nested tables are a way for you to organize objects, such as images or text, ...

On Thursday, Google announced a whole series of database and data analytics improvements to its cloud data architecture. In this article, we'll focus on the substantial improvements to Spanner and ...

When working with address data, you may encounter situations where you need to merge multiple columns, such as address, town, and postcode, into a single column. Power Query makes this task a breeze.

esProc SPL is a JVM-based programming language designed for structured data computation, serving as both a data analysis tool and an embedded computing engine. - What can we do while facing the huge ...

Let's learn about Sql via these 213 free stories. They are ordered by most time reading created on HackerNoon. Visit the /Learn Repo to find the most read stories about any technology. Domain-specific ...

Read this SQL tutorial to learn when to use SELECT, JOIN, subselects and UNION to access multiple tables with a single statement. It’s sometimes difficult to know which SQL syntax to use when ...