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Structured Query Language (SQL) – II — Computer Science STD 12 Science — Question

CBSE BoardEnglish MediumSTD 12 ScienceComputer ScienceStructured Query Language (SQL) – II2 Marks
Question
Write the difference single row and multiple row function.
✓

Answer

Single row function. Single row functions are the one who work on single row and return one output per row.

For example, length and case conversion functions are single row functions.

Multiple row functions work upon group of rows and return one result for the complete set of rows. They are also known as Group Functions. Single row functions.

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