随笔分类 - spring boot——集成mybatis
摘要:POJO类不变: package com.test.entity; public class MyUser { private int id; private String name; private int age; public int getId() { return id; } public
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                    posted @ 2022-05-22 17:56  
小白龙白龙马
    
                
            
摘要:POJO类不变 mybatis映射文件不变。和之前一样。 <?xml version="1.0" encoding="UTF-8" ?> <!DOCTYPE mapper PUBLIC "-//mybatis.org//DTD Mapper 3.0//EN" "http://mybatis.org/
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                    posted @ 2022-05-22 17:31  
小白龙白龙马
    
                
            
摘要:POJO类不变 因为使用注解,mybatis文件不要动。和之前一样。 <?xml version="1.0" encoding="UTF-8" ?> <!DOCTYPE mapper PUBLIC "-//mybatis.org//DTD Mapper 3.0//EN" "http://mybati
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                    posted @ 2022-05-22 17:06  
小白龙白龙马
    
                
            
摘要:POJO类不变 使用@Insert注解后,mybatis映射文件就不维护了。和之前一样 <?xml version="1.0" encoding="UTF-8" ?> <!DOCTYPE mapper PUBLIC "-//mybatis.org//DTD Mapper 3.0//EN" "http
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                    posted @ 2022-05-22 16:23  
小白龙白龙马
    
                
            
摘要:POJO类不变 mybatis映射文件: <?xml version="1.0" encoding="UTF-8" ?> <!DOCTYPE mapper PUBLIC "-//mybatis.org//DTD Mapper 3.0//EN" "http://mybatis.org/dtd/myba
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                    posted @ 2022-05-22 15:48  
小白龙白龙马
    
                
            
摘要:POJO类不变 mybatis映射文件: <?xml version="1.0" encoding="UTF-8" ?> <!DOCTYPE mapper PUBLIC "-//mybatis.org//DTD Mapper 3.0//EN" "http://mybatis.org/dtd/myba
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                    posted @ 2022-05-22 15:02  
小白龙白龙马
    
                
            
摘要:POJO类不变 mybatis映射文件: <?xml version="1.0" encoding="UTF-8" ?> <!DOCTYPE mapper PUBLIC "-//mybatis.org//DTD Mapper 3.0//EN" "http://mybatis.org/dtd/myba
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                    posted @ 2022-05-22 14:13  
小白龙白龙马
    
                
            
摘要:POJO类不变 mybatis映射文件: <?xml version="1.0" encoding="UTF-8" ?> <!DOCTYPE mapper PUBLIC "-//mybatis.org//DTD Mapper 3.0//EN" "http://mybatis.org/dtd/myba
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                    posted @ 2022-05-21 22:41  
小白龙白龙马
    
                
            
摘要:POJO类不变 usermapper增加一个方法: package com.test.mapper; import com.test.entity.MyUser; import org.apache.ibatis.annotations.Mapper; import org.apache.ibati
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                    posted @ 2022-05-21 21:24  
小白龙白龙马
    
                
            
摘要:CREATE TABLE `users` ( `id` int NOT NULL, `name` varchar(255) DEFAULT NULL, `age` int DEFAULT NULL, PRIMARY KEY (`id`) ) ENGINE=InnoDB DEFAULT CHARSET
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                    posted @ 2022-05-21 19:56  
小白龙白龙马
    
                
            
摘要:下载网址:https://dev.mysql.com/downloads/mysql/ 在C盘建立文件夹mysql8,并发下载的压缩文件放进去,并解压: 新建my.ini配置文件,并输入如下内容: [client]# 设置mysql客户端默认字符集default-character-set=utf8
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                    posted @ 2022-05-21 13:34  
小白龙白龙马
    
                
            
 
                    
                
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