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What are the functions in SQL server?

Contents
  1. What are the functions in SQL?
  2. What are SQL functions and types?
  3. What are the 5 built in functions in SQL?
There are three types of user-defined functions in SQL Server: Scalar Functions (Returns A Single Value) Inline Table Valued Functions (Contains a single TSQL statement and returns a Table Set) Multi-Statement Table Valued Functions (Contains multiple TSQL statements and returns Table Set)


What are the functions in SQL?

SQL | Functions (Aggregate and Scalar Functions)Aggregate functions: These functions are used to do operations from the values of the column and a single value is returned. AVG() COUNT() FIRST() LAST() ... Scalar functions: These functions are based on user input, these too returns single value. UCASE() LCASE() MID() LEN()SQL | Functions (Aggregate and Scalar Functions) - GeeksforGeeks

What are SQL functions and types?

SQL function There are two types of SQL functions, aggregate functions, and scalar(non-aggregate) functions. Aggregate functions operate on many records and produce a summary, works with GROUP BY whereas non-aggregate functions operate on each record independently.

What are the 5 built in functions in SQL?

The correct answer is option A (COUNT, SUM, AVG, MAX, MIN). All these are aggregate functions that are in-built functions provided by SQL. These five functions perform calculations on the result-set and return the single value.

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