Home Database Mysql Tutorial 10 recommended articles about numerical functions

10 recommended articles about numerical functions

Jun 14, 2017 am 09:41 AM

Numerical function is one of the commonly used functions, and it is also a must for learning mysql. The commonly used ones are as follows: 1. ceil: returns the smallest integer value greater than a certain number: 2. floor: opposite to the previous one, returns less than a certain number The maximum integer value of the number: 3. Round: Returns the rounded value of a certain value: As shown above, the second parameter of round represents the number of decimal places that need to be retained. 4. Truncate: Returns the truncated value of a certain value: The difference here from round is that regardless of the decimal place that needs to be retained, it will be discarded directly. The same second parameter represents the decimal place that needs to be retained. Note: The above examples are all integers, but these functions can also handle negative numbers in the same way. There are more than these numerical functions, but I personally think these are more commonly used, so only these are recorded. Numerical function is one of the commonly used functions, and it is also a must for learning mysql. The commonly used ones are as follows: 1. ceil: returns the smallest integer value greater than a certain number: 2. floor: opposite to the previous one, returns less than a certain number Maximum integer value: 3. round: Returns the rounded value of a certain value: As above

1. Recommended 10 articles about the php floor() function

10 recommended articles about numerical functions

Introduction: Numerical function is one of the commonly used functions, and it is also a must for learning mysql. The commonly used ones are as follows: 1. ceil: Returns the smallest integer value greater than a certain number: 2. Floor: Contrary to the previous one, returns the largest integer value less than a certain number: 3. Round: Returns the rounded value of a certain number: As shown above, the first of round The two parameters represent the number of decimal places that need to be retained. 4. Truncate: Returns the truncated value of a certain value: The difference here from round is that no matter what one decimal place needs to be retained after it...

2. Recommended 10 articles about the php ceil() function

10 recommended articles about numerical functions

##Introduction: Numerical functions are commonly used One of the functions is also a must for learning mysql. The commonly used ones are as follows: 1. ceil: Returns the smallest integer value greater than a certain number: 2. Floor: Contrary to the previous one, returns the largest integer less than a certain number. Value: 3. Round: Returns the rounded value of a certain value: As shown above, the second parameter of round represents the number of decimal places that need to be retained. 4. Truncate: Returns the truncated value of a certain value: The difference here from round is that no matter what one decimal place needs to be retained, it will...

3. Mysql common basic operation syntax (12)~~Commonly used numerical functions [command line mode]

10 recommended articles about numerical functions

Introduction: Numerical function is one of the commonly used functions, and it is also a must for learning mysql. The commonly used ones are as follows: 1. ceil: Returns the smallest integer value greater than a certain number: 2. Floor: Contrary to the previous one, returns less than The maximum integer value of a certain number: 3. Round: Returns the rounded value of a certain number: As shown above, the second parameter of round represents the number of decimal places that need to be retained. 4. truncate: Returns the truncated value of a certain value: The difference here from round is that no matter what one decimal place needs to be retained, it will be

4. MySQL Basic Tutorial 8 - Function Numerical Function

10 recommended articles about numerical functions

##Introduction: 1. Common arithmetic operators can be used Arithmetic operators. Note that for -, + and *, if both parameters are positive numbers, the accuracy of the calculation result is BIGINT (64 bits). If one of the parameters is an unsigned integer, and its...

5.

mysql numerical function

10 recommended articles about numerical functions

Introduction: Common arithmetic operators can be used. Note that for -, + and *, if both parameters are positive numbers, the accuracy of the calculation result is BIGINT (64 bits). If one of the parameters is an unsigned integer and the other parameters are also integers, the result is an unsigned integer.

6. Play with PHP numerical functions_PHP tutorial

Introduction: Play with PHP numerical functions. There are many places worth learning in PHP. Here we mainly introduce PHP array functions. Let’s briefly summarize PHP first. For ordinary computer enthusiasts, PHP may be unfamiliar

7. Play with PHP numerical functions

Introduction: Play with PHP numerical functions. There are many places worth learning in PHP. Here we mainly introduce PHP array functions. Let’s briefly summarize PHP first. For ordinary computer enthusiasts, PHP may be unfamiliar

8. ORACLE commonly used numerical functions, conversion functions, and string functions

Introduction: This article is not intended to introduce all Oracle functions. Under the current situation, I don’t have the time. There are too many things to learn, so I have to spend most of my time learning commonly used technologies. :), so if you are a friend who is ready to learn more about all Oracle functions, it is better to pay attention to: Oracle SQL Reference official document is more reliable.

9. oracle numerical functions abs(), ceil(), cos(), cosh()

Introduction: 1. Formula: abs(number), that is, abs(number) returns the absolute number. Example: abs(5) returns 5 abs(-5) returns 5 2. Formula: ceil(number) i.e. ceil(number) returns a number according to the input. The input parameter can be a non-integer, but the return result is greater than or equal to the input parameter. Minimum integer. Example: ceil(5.1) returns 6 abs(-5.2) returns -5

10. Column: Database

Introduction: [Database] Sorting out numerical functions in Oracle It is beneficial to know more about Oracle's numerical functions, which are often used when doing business reporting projects. At least we need to know what processing functions Oracle provides us, and we don't want to be unaware of the existence of a certain function when we need to use it, which will lead to detours in the development process. Today I am holding a copy of "o

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