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企业必备的电脑微信监控软件,八款电脑微信监控软件推荐

沐之轻语 2024-11-06 阅读 16
springjava

            -----------Spring+SpringMVC+SpringJDBC搭建web项目实现商品查询-----------

  准备工作:创建商品数据库,以及商品表

#创建数据库

DROP DATABASE IF EXISTS goodsDB;

CREATE DATABASE goodsDB;

USE goodsDB;

#创建商品表 goods

#id  number  商品编号,主键

#name  Varchar2(50)  商品名称,非空

#Price  Number  商品单价,非空

#Num  number 商品库存,必须大于0

CREATE TABLE goods(

  id INT PRIMARY KEY,

  NAME VARCHAR(50),

  price DOUBLE NOT NULL,

  imgs VARCHAR(200),

  num INT

);

#添加数据

#创建数据库

DROP DATABASE IF EXISTS goodsDB;

CREATE DATABASE goodsDB;

USE goodsDB;

#创建商品表 goods

#id  number  商品编号,主键

#name  Varchar2(50)  商品名称,非空

#Price  Number  商品单价,非空

#Num  number 商品库存,必须大于0

CREATE TABLE goods(

  id INT PRIMARY KEY,

  NAME VARCHAR(50),

  price DOUBLE NOT NULL,

  imgs VARCHAR(200),

  num INT

);

#添加数据

INSERT INTO goods VALUES('10010','迪奥999',250,'dior999.gif',100);

INSERT INTO goods VALUES('10020','阿玛尼405',288,'405.gif',50);

INSERT INTO goods VALUES('10030','TF16',398,'tf16.jpg',80);

INSERT INTO goods VALUES('10040','YSL1966',998,'ysl1966.jpg',20);

SELECT * FROM goods;

1.创建maven的web项目

2.打开pom.xml导入相关jar包依赖坐标  以及 打war包 插件

<dependencies>
    <!--spring-mvc-->
    <dependency>
        <groupId>org.springframework</groupId>
        <artifactId>spring-webmvc</artifactId>
        <version>6.0.6</version>
    </dependency>
    <!--注解-->
    <dependency>
        <groupId>jakarta.annotation</groupId>
        <artifactId>jakarta.annotation-api</artifactId>
        <version>2.1.1</version>
    </dependency>
    <!--javaee-web:servlet校验注解-->
    <dependency>
        <groupId>jakarta.platform</groupId>
        <artifactId>jakarta.jakartaee-web-api</artifactId>
        <version>9.1.0</version>
        <scope>provided</scope>
    </dependency>
    <!--jstl-->
    <dependency>
        <groupId>jakarta.servlet.jsp.jstl</groupId>
        <artifactId>jakarta.servlet.jsp.jstl-api</artifactId>
        <version>3.0.0</version>
    </dependency>
    <dependency>
        <groupId>org.glassfish.web</groupId>
        <artifactId>jakarta.servlet.jsp.jstl</artifactId>
        <version>2.0.0</version>
    </dependency>
    <!--jsckson-->
    <dependency>
        <groupId>com.fasterxml.jackson.core</groupId>
        <artifactId>jackson-databind</artifactId>
        <version>2.15.0</version>
    </dependency>
    <!--jdbc-->
    <dependency>
        <groupId>mysql</groupId>
        <artifactId>mysql-connector-java</artifactId>
        <version>8.0.25</version>
    </dependency>
    <!--spring-jdbc-->
    <dependency>
        <groupId>org.springframework</groupId>
        <artifactId>spring-jdbc</artifactId>
        <version>6.0.6</version>
    </dependency>
    

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