Computer Fundamentals And Programming2D
Databases - Theory & Concepts
A comprehensive guide to Database Management Systems, SQL vs. NoSQL paradigms, relational algebra, ACID properties, Normalization (1NF, 2NF, 3NF), and Indexing.
Open the complete lessonSQL Queries
SQL> SELECT * FROM Employees;
Result Set: Employees Table
| ID | Name | Dept | Salary |
|---|---|---|---|
| 1 | Alice | HR | $55,000 |
| 2 | Bob | IT | $75,000 |
| 3 | Charlie | IT | $82,000 |
| 4 | Diana | Sales | $60,000 |
4 row(s) returned