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[MySQL] mysql int后面的数字与前导零填充
阅读量:663 次
发布时间:2019-03-15

本文共 226 字,大约阅读时间需要 1 分钟。

1.int或者tinyint等数值型字段的存储范围已经是固定的,和类型相关

2.后面的数字只与显示有关,并且是在开启了zerofill前导零填充的前提下

3.显示的时候,在前面用0补全了

create table my_test(	id int unsigned,	nums int(2) zerofill,	age  int(2));insert into my_test value(1,1,1);select * from my_test;

 

  

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