1.1 Getting positions of members based on a specified condition
Find ordinal numbers of the student records in the Scores table where SCORE is 90 or above.
| 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.pselect@a(SCORE>=90) |
A1 Connect to the database;
A2 Retrieve Scores table from the database;
A3 Get ordinal numbers of records where SCORE is 90 or above. pselect@a returns ordinal numbers of all records meeting the specified condition. Without @a option, pselect function returns ordinal number of the first found eligible record only.
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