Surrogate keys let software developers identify records uniquely in cases where it is impossible to use natural keys. However, what exactly is a surrogate key in SQL? What advantages and disadvantages does it bring? And, finally, how should you apply it? This article is going to explore all these questions.
Is data visualization important? Yes, visual is easier to comprehend than verbal, and graphical data presentation helps us grasp the necessary information easier and dive deeper to make the right decision.
The article will overview the TRUNCATE TABLE statement in SQL on particular examples and describe the differences between the TRUNCATE, DELETE, and DROP statements.
When...
Modern cloud solutions mean much more than just data storage. Cloud technologies cover virtual services, including analytics, databases, networking, servers, and storage via the...