1.10 Top/Bottom N: getting values
Find scores of students who rank in top 2 based on the following Scores table.
| STUDENTID | SCORE |
|---|---|
| 1 | 84 |
| 2 | 77 |
| 3 | 69 |
| 4 | 81 |
| 5 | 80 |
| … | … |
SPL script:
| A | |
|---|---|
| 1 | =connect(“db”) |
| 2 | =A1.query@x(“select * from Scores”) |
| 3 | =A2.top(-2, SCORE) |
A1 Connect to the database;
A2 Query students’ scores;
A3 Get scores of students who rank in top 2. Note: The comma means returning the two values ranking in top 2.
Execution result:
| 97 |
| 96 |
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