mysql mathematical functions

This paper summarizes and analyzes the PHP mathematical operation function. Share to everyone for your reference, specific as follows: First, the commonly used function description: Abs: Get absolute value. Acos: Gets the inverse cosine value.

MySql common functions such as mathematical functions and encryption functions bitsCN.com MySql common functions, such as mathematical functions and encryption functions There are many MySql functions. here we only list some common functions. I.

Summary of MySQL mathematical functions, mysql mathematical functions 1. ABS (x): returns the absolute value of x.Copy codeThe Code is as follows:Mysql> select ABS (1), ABS (-1), ABS (0 );+ -------- + --------- + -------- +| ABS (1) | ABS (-1) | ABS

ASCII (str) returns the ASCII value of the first character of the string str (0 if str is an empty string) mysqlgt; selectASCII ( ASCII (str) returns the ASCII value of the first character of the string str (0 if str is an empty string) mysqlgt;

ASCII (str)Returns the ASCII value of the first character of the string 'str' (0 is returned when 'str' is an empty string)Mysql> selectASCII ('2 ');-> 50Mysql> select ASCII (2 );->50Mysql> select ASCII ('dete ');-> 100ORD (str)If the string 'str'

This article mainly introduces a concise summary of MySQL mathematical functions. This article summarizes most of the commonly used MySQL mathematical functions and provides examples for use. For more information, see 1. ABS (x): returns the

This article mainly describes the actual usage of MySQL mathematical functions and issues worth your attention in actual operations. MySQL mathematical functions are often used in MySQL functions, so it is helpful to have a certain understanding of

MySQL study note 18: mathematical functions bitsCN.com absolute value functions ABS (x) and circumference ratio functions PI () mysql> SELECT ABS(0.5), ABS(-0.5), PI();+----------+-----------+----------+| ABS(0.5) | ABS(-0.5) | PI() |+----------+

Explanation of mathematical functions of MySQL notes Absolute value functions ABS (x) and circumference rate functions PI ()Mysql> select abs (0.5), ABS (-0.5), PI ();+ ---------- + ----------- + ---------- +| ABS (0.5) | ABS (-0.5) | PI () |+ ------

MySQL Study Notes 10 (MySQL functions)MySQL learning notes 10MySQL Functions MySQL database provides a wide range of functions. MySQL functions include mathematical functions, string functions, date and time functions, conditional judgment functions,