SQL Quotes

“SQL database is self-describing because it tells us everything we need to know regarding the relations between the data items inside and what they’re made of. We can find the metadata in a data dictionary. The data dictionary is used to describe all elements that make up the database.”
― Mark Reed, SQL: 3 books 1 - The Ultimate Beginner, Intermediate & Expert Guides To Master SQL Programming Quickly with Practical Exercises

“SELECT > FROM > WHERE > GROUP BY > HAVING > ORDER BY.”
― Mark Reed, SQL: 3 books 1 - The Ultimate Beginner, Intermediate & Expert Guides To Master SQL Programming Quickly with Practical Exercises

“Enterprise Databases. As you can imagine, they’re highly complex, deal with vast amounts of data that could never fit on a personal computer, and they require special maintenance on a regular basis.”
― Mark Reed, SQL: 3 books 1 - The Ultimate Beginner, Intermediate & Expert Guides To Master SQL Programming Quickly with Practical Exercises

“Group Database. This category is more complex because it’s meant to serve groups of people, such as teams of developers or a company’s department.”
― Mark Reed, SQL: 3 books 1 - The Ultimate Beginner, Intermediate & Expert Guides To Master SQL Programming Quickly with Practical Exercises

“Personal Database. It’s used to store a user’s information, doesn’t contain vast numbers of data items, and the structure has a basic form.”
― Mark Reed, SQL: 3 books 1 - The Ultimate Beginner, Intermediate & Expert Guides To Master SQL Programming Quickly with Practical Exercises