mysql decimal format

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Fixed-Point types (exact value)-decimal, numeric

Fixed-Point types (exact value)-decimal, numeric Decimal (M, d) The decimal and numeric types store exact numeric data values.These types are used when it is important to preserve (SAVE) exact precision (precision), for example with

The difference between a DECIMAL FLOAT double in MySQL

There are non-standard data types such as float,double in MySQL, as well as standard data types such as decimal. The difference is that non-standard types, such as float,double, hold approximate values in db, while decimal saves values as strings.

Mysql format decimal to retain two digits after decimal point (decimal format) _mysql

Copy Code code as follows: SELECT FORMAT (12562.6655,2); Result: 12,562.67 Viewing documents: Formats The number X to a format like ' #,###,###.## ', rounded to D decimal places, and returns the result as a string . If D is 0, the

Functions and usage of DECIMAL in MySQL Data Type

In MySQL data types, such as INT, FLOAT, DOUBLE, CHAR, and DECIMAL, they all have their respective functions, next we will mainly introduce the role and usage of the DECIMAL type in the MySQL data type. Generally, the value of the floating point

MySQL formatted decimal two digits after decimal (decimal point formatting)

The problem of formatting the floating-point number, using Format (col,2) to retain the two-bit decimal point, there is a problem, such as the following statement, after we give a workaroundSELECT FORMAT (12562.6655,2);Results: 12,562.67View

Mysql format decimal point _ MySQL

Mysql format decimal point bitsCN.com Today, I encountered a problem about formatting floating point numbers. I used format (col, 2) to keep two decimal places. Select format (12562.6655, 2 );Result: 12,562.67 View document: Formats the number X to

MySQL 5.03 and later can calculate the exact sum value of decimal

Chapter 23. Precision mathTable of contents 23.1. Types of numeric values23.2. decimal data type changes23.3. Expression handling23.4. Rounding Behavior23.5. Precision math examplesMySQL 5 introduces precision math, that is, numeric value handling

MySQL data type double and decimal differences detailed

See: http://blog.yemou.net/article/query/info/tytfjhfascvhzxcyt336A real number is one with a fractional part. However, they are not just for storing fractional parts, but they can also be usedDeclmal stores an integer larger than the bigint. MySQL

Three types of float, double, and decimal in MySQL, and the cause of the error in numerical values

Single-precision floating-point number with 4 bytes (32bit) for floating-point numbers, using the IEEE754 standard computer floating-point number, in the interior is a binary representation, such as: 7.22 with 32-bit binary is not the case, so it

PHP functions Description of decimal, binary, octal, and 16 binary conversion functions

PHP function Chapter Details decimal, binary, octal, and 16 conversion Functions description font: [Increase decrease] type: Reprint Chinese character coding Research series The first, the PHP function of the decimal, binary, octal and

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