JavaWeb CRUD operation practice

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〇, effect display

JavaWeb CRUD operation practice

1. Demand

Practice CRUDoperations, including: add, delete, batch delete, modify, query, paging query, paging condition query

2. Analysis

1. Technical selection

Servlet+JSP+MySQL+JDBCTemplate+Druid+BeanUtils+Tomcat

2. Database design

create database CRUD_case;
use CRUD_case;
create table USER(
	id int primary key auto_increment,
	NAME varchar(20) not null,
	gender varchar(5),
	age int,
	address varchar(32),
	qq varchar(20),
	email varchar(50)
);

3. Three-tier architecture

4. Query all user information

5. Add users

6. Delete and batch delete

7. Modify user

8. Paging query

9. Paging condition query

Three, the code

Please click on these words to download the source code!