What are the different functions in SQL?

Question

SQL Functions AVG() - Returns the average value. COUNT() - Returns the number of rows. FIRST() - Returns the first value. LAST() - Returns the last value. MAX() - Returns the largest value. MIN() - Returns the smallest value. SUM() - Returns the sum.

What are different types of SQL functions?

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)How to use SQL Server built-in functions and create user-defined ...

What are functions in SQL?

Functions in SQL Server are the database objects that contains a set of SQL statements to perform a specific task. A function accepts input parameters, perform actions, and then return the result. We should note that functions always return either a single value or a table.

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.

What are different types of functions in SQL and explain with suitable examples?

Average ( ): this function returns the average of group of values. Max ( ): this function returns the highest value from group of values. Min ( ): this function returns the least value from group of values. Count ( ): this function counts the number of values in a group.

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