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❮ Previous ❮ SQL Server Functions Next ❯ ExampleGet your own SQL Server Return the arc tangent of two values: SELECT ATN2(0.50, 1); Try it Yourself » Definition and UsageThe ATN2() function returns the arc tangent of two numbers....
❮Previous❮ SQL Server FunctionsNext❯ ExampleGet your own SQL Server Return the session settings for a specified option: SELECTSESSIONPROPERTY('ANSI_NULLS'); Definition and Usage The SESSIONPROPERTY() function returns the session settings for a specified option. ...
W3Schools includes tutorials with code examples to help users learn how a programming language works, its features and functions, and how its used. Users can also modify example code in the tutorials to dive deeper and better understand the functionality....
I've been trying to get response header information and some PHP functions are not returning anything. I'm sure I am missing something fundamental, but I don't know why I'm not getting anything after I browse to header.php (which contains all of the below) on my remote server. ...
The printer functions are only available on Windows, so this may not work if you are using Apache (not sure about that), and it definately won't work if you are using Linux. The null return value indicates that the connection failed, but you should probably be getting an error message....
❮ Previous ❮ SQL Server Functions Next ❯ ExampleGet your own SQL Server Round the number to 2 decimal places: SELECT ROUND(235.415, 2) AS RoundValue; Try it Yourself » Definition and UsageThe ROUND() function rounds a number to a specified number of decimal places.Tip...
❮Previous❮ MySQL FunctionsNext❯ ExampleGet your own SQL Server Add a specified number of months to a period: SELECTPERIOD_ADD(201703,5); Try it Yourself » Definition and Usage The PERIOD_ADD() function adds a specified number of months to a period. ...
SQLGROUP BYStatement ❮ PreviousNext ❯ TheGROUP BYstatement groups rows that have the same values into summary rows, like "find the number of customers in each country". TheGROUP BYstatement is often used with aggregate functions (COUNT(),MAX(),MIN(),SUM(),AVG()) to group the result...
❮Previous❮ MS Access FunctionsNext❯ ExampleGet your own SQL Server Return the integer part of a number: SELECTInt(756.43)ASIntNum; Try it Yourself » Definition and Usage The Int() function returns the integer part of a number. ...