: +/-79,228,162,514,264,337,593,543,950,335 has a decimal point: +/-7.922,816,251,426,433,759,354,395,033,5 the smallest non-0 value: +/- 0.000,000,000,000,000,000,000,000,000,1
Date (time date type)
100 year January 1 ~9999 December 31
Object (Type)
Any Object reference
String (variable length)
Length from 0 to about 2 billion
String (fixed length)
Length from 1 to about 65,400
Variant (number)
Any
Tags: mysql data typeI. Numeric typeMySQL supports all numeric types in standard SQL, including strict data types (integer,smallint,decimal,numberic), and approximate numeric
MySQL official documentation: http://dev.mysql.com/doc/refman/5.1/zh/data-types.html
The detailed descriptions below are not necessarily accurate and incomplete. Please include more or give your suggestions. I 'd like to hear from you.
Numeric column types: int, bigint, smallint, and tinyintThe number column type is used to store various
exceeded the number of bits in byte. So pay attention to this kind of problem;Vi. Description of Java types1. Overview:Data types in Java are categorized into reference data types and basic data types.There are 3 types of reference data
Discuss the conversion between JAVA data types-Linux general technology-Linux programming and kernel information. The following is a detailed description. Source: javaresearch
Some beginners may encounter difficulties in converting data types in JAVA, such as conversions between integers, float, and double, and betwee
I. Numeric typeMySQL supports all numeric types in standard SQL, including strict data types (integer,smallint,decimal,numberic), and approximate numeric data
Tags: compare decimal arch different binary function retrieval-IMA---restore content starts--- common data types for MySQL First, what is the data type? Data types are data characteristics of columns, stored procedure parameters,
Tags: time content precision Jquer binary var cannot share img Not much to say, directly on the dry goods! common data types for MySQL First, what is the data type? Data types are data characteristics of columns, stored p
I. Numeric typeMySQL supports all numeric types in standard SQL, including strict data types (integer,smallint,decimal,numberic), and approximate numeric data
How does php determine the data type? What are php Data types judgment functions?
How to determine the data type in php, which common functions are used by php to determine the data type, and other php variable types such
value must be within quotation marks (usually a single quotation mark is better), if the numeric value is used in the calculation, it should be stored in the numeric data type column, if used as a string (such as phone number, postal code) should be saved in the String data type column.
five kinship types:
Kinship type description
Before TEXT numeric data is inserted, it must be converted to the TEXT format before being inserted into the target field.
NUMERIC when text data is inserted into a field with a affinity of
to create an arrayThe first is the use of Array constructor, as follows:Copy the code code as follows:var colors = new Array ();If you know the number of items the array is to be saved, you can also pass parameters to the constructor, which automatically becomes the value of the length property, as follows:var colors = new Array (20);You can also pass the items that should be included in the array to the array constructor, as shown in the following code:var colors = new Array ("Red", "blue");Th
The content of this section:
Data type
Data operations
Getting Started supplements
Reference pages
Data type numeric int (integer)On a 32-bit machine, the number of integers is 32 bits, the value range is -231~231-1, that is, -2147483648~2147483647 on a 64-bit system, the number of digits of t
better), if the numeric value is used in the calculation, it should be stored in the numeric data type column, if used as a string (such as phone number, postal code) should be saved in the String data type column.
Numeric data
Data | data type
Briefly describe five types of data in sql: character, text, numeric, logical, and date
Character type
VARCHAR VS CHAR
The difference between varchar and char data is subtle, but very important. They are all u
, where integers 10 digits, and decimal 5.
4, NUMERIC
The numeric data type is exactly the same as the decimal data type.Note: SQL Server, in order to work with the front-end development tools, supports the maximum data precision of 28 digits. However, you can change the d
Some beginners may encounter difficulties in converting data types in JAVA, such as conversions between integers, float, and double, and between integers and strings, and Handling and displaying time issues. Below I will introduce some experiences in development to you.We know that Java's data types are divided into th
types includes a Boolean type and a numeric type (numeric types). Numeric types is also divided into integer (integer types) and floating-point (floating-point type). There are 5
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