Boost your SQL interview readiness with these 35 carefully selected SQL Interview Questions and Answers. Includes real-world ...

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, ...

If you want to learn how to use IF and VLOOKUP nested functions in Excel, you’ve come to the right place. The IF and VLOOKUP nested functions are two of the most powerful functions in Excel used by ...

This commit adds a parse-time check that the labels on a PLpgSQL block (if any) match. If the labels do not match, an expected syntax error is returned. This commit ...

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 ...

Nested Virtualization lets you run a Hypervisor inside of a Virtual Machine. Windows 10 introduced Nested Virtualization. Whether you need it or not, here is some information that might interest you.