Question: Filter with the WHERE Clause
Explore how to filter SQL records with the WHERE clause using a StudentGrades table. Learn to write queries that retrieve specific student performance data by StudentID to analyze marks in Science and Mathematics.
We'll cover the following...
We'll cover the following...
Question
Given the following StudentGrades table ...
StudentGrades
RecordID | StudentID | StudentName | Subject | Marks |
1 | st-101 | Alexa | Mathematics | 90.00 |
2 | st-101 | Alexa | Science | NULL |
3 | st-102 | Diana | Mathematics | 80.00 |
4 | st-102 | Diana | Science | 88.00 |
5 | st-103 | Carl | Mathematics | NULL |
6 | st-103 | Carl | Science | 92.00 |
7 | st-104 | Sara | Mathematics | 75.00 |
8 | st-104 | Sara | Science | 85.00 |
9 | st-105 | Karen | Mathematics | 85.00 |
10 | st-105 | Karen | Science | 90.00 |
...