KwickClips Databases and SQL · 38 sec · free
Can MONTH(dob) be used in WHERE?
Short answer. Yes, to pick birthdays in a month.
How often does a single row function run?
Once for every row.
Remember
| SELECT: change what shows |
| WHERE: pick rows |
| Runs once per row |
Can a function help where pick rows? Yes. In select, ucase changes how names show. In where, month of dob picks January birthdays. Select changes the display. Where picks rows. It runs once per row.
This clip is from the full lesson: SQL Single Row Functions: Math, Text and Date — 6 minutes, with the tables, the quick answers and the whole lesson in text.
Useful for: CBSE Class 12 Informatics Practices (065), CBSE Class 12 Informatics Practices (065), CBSE Class 12 Informatics Practices (065)
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