About MySQL for boolean and tinyint (1)

Source: Internet
Author: User

Original: http://blog.csdn.net/woshixuye/article/details/7089508

MySQL saves a Boolean value with 1 for true,0 on behalf of false. The Boolean type in MySQL is tinyint (1). There are four constants in MySQL: True,false,true,false represents 1,0,1,0 respectively.

CREATE TABLE Test

(
ID int PRIMARY KEY,
BL Boolean

)

This is a success that can be created. Looking at the statement after the table is built, MySQL replaces it with tinyint (1). The attribute is defined directly in Pojo as a Boolean: private Boolean status

About MySQL for boolean and tinyint (1)

Contact Us

The content source of this page is from Internet, which doesn't represent Alibaba Cloud's opinion; products and services mentioned on that page don't have any relationship with Alibaba Cloud. If the content of the page makes you feel confusing, please write us an email, we will handle the problem within 5 days after receiving your email.

If you find any instances of plagiarism from the community, please send an email to: info-contact@alibabacloud.com and provide relevant evidence. A staff member will contact you within 5 working days.

A Free Trial That Lets You Build Big!

Start building with 50+ products and up to 12 months usage for Elastic Compute Service

  • Sales Support

    1 on 1 presale consultation

  • After-Sales Support

    24/7 Technical Support 6 Free Tickets per Quarter Faster Response

  • Alibaba Cloud offers highly flexible support services tailored to meet your exact needs.