int（x）和mediumint（x）之间的区别 - MySQL
[英]Difference between int(x) and mediumint(x) - MySQL
问题描述
Difference between TinyInt / SmallInt / MediumInt / Int / BigInt in MySQL data type ? 
MySQL数据类型中的TinyInt / SmallInt / MediumInt / Int / BigInt之间的区别？
I want to use an [unsigned] integer field with 11 length, what should i use ? 我想使用11个长度的[unsigned]整数字段，我应该使用什么？
[I'm using PHPMyAdmin] [我正在使用PHPMyAdmin]
2 个解决方案
解决方案1
6 已采纳 2011-05-07 06:44:06
Type Range
TINYINT -128 to 127<br>
SMALLINT -32768 to 32767<br>
MEDIUMINT -8388608 to 8388607<br>
INT -2147483648 to 2147483647<br>
BIGINT -9223372036854775808 to 9223372036854775807
You should use BIGINT . 你应该使用BIGINT 。
解决方案2
0 2011-05-07 05:49:42
Check the official documentation: 查看官方文档：
http://dev.mysql.com/doc/refman/5.0/en/numeric-types.html http://dev.mysql.com/doc/refman/5.0/en/numeric-types.html
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