# yh-mybatis-generate **Repository Path**: 284520459/yh-mybatis-generate ## Basic Information - **Project Name**: yh-mybatis-generate - **Description**: yh-mybatis-generate 是以mybatis-generator-core 为基础的插件,具备以下两个功能:1-根据索引生成查询条件;2- 分页查询 - **Primary Language**: Java - **License**: Not specified - **Default Branch**: master - **Homepage**: None - **GVP Project**: No ## Statistics - **Stars**: 7 - **Forks**: 1 - **Created**: 2019-04-29 - **Last Updated**: 2020-12-19 ## Categories & Tags **Categories**: code-generator **Tags**: None ## README # yh-mybatis-generate #### 介绍 yh-mybatis-generate 是以mybatis-generator-core 为基础的插件,具备以下两个功能:1-根据索引生成查询条件;2- 分页查询 #### 安装教程 1. 配置 maven pom.xl ``` com.yh.mybatis.generate yh-mybatis-generate 1.0 ``` 2. 配置 maven 插件 ``` org.mybatis.generator mybatis-generator-maven-plugin 1.3.5 src/main/resources/mybatis-generatorConfig/generatorConfig.xml true true Generate MyBatis Artifacts generate org.mybatis.generator mybatis-generator-core 1.3.5 mysql mysql-connector-java 8.0.11 com.yh.mybatis.generate yh-mybatis-generate 1.0 ``` 3. 配置generatorConfig.xml ```
``` 其中配置的插件 ``` ``` 注意事项 > 请记住要配置jdbc.properties 文件 #### 使用说明 1. 校验配置是否正确 ![输入图片说明](https://gitee.com/uploads/images/2019/0429/092824_51aff5d9_54128.png "WechatIMG1.png") 2. 执行mybatis-generator插件 ![输入图片说明](https://gitee.com/uploads/images/2019/0429/093034_57770d56_54128.png "WechatIMG2.png") #### 生成结果文件 1. DAO 层 mapper 类 ``` package com.cn.demo.dao; import com.cn.demo.model.Demo; import com.yh.mybatis.extention.page.IMyBatisRepository; import com.yh.mybatis.extention.page.IPaginationDao; /** * com.cn.demo.dao.DemoMapper

* @date Mon Apr 29 09:29:27 CST 2019 * @author jingshao * */ public interface DemoMapper extends IMyBatisRepository, IPaginationDao { Demo selectByPrimaryKey(Long id); } ``` 2. DO 层 model 类 ``` package com.cn.demo.model; import java.io.Serializable; /** * demo

* @date Mon Apr 29 09:29:27 CST 2019 * @author jingshao * */ public class Demo implements Serializable { /** * 主键 */ private Long id; /** * 名称 */ private String demoName; /** * 关键字 */ private String demoKey; /** * demo */ private static final long serialVersionUID = -7007903716997160253L; /** * 主键 * @return id 主键 */ public Long getId() { return id; } /** * 主键 * @param id 主键 */ public void setId(Long id) { this.id = id; } /** * 名称 * @return demo_name 名称 */ public String getDemoName() { return demoName; } /** * 名称 * @param demoName 名称 */ public void setDemoName(String demoName) { this.demoName = demoName == null ? null : demoName.trim(); } /** * 关键字 * @return demo_key 关键字 */ public String getDemoKey() { return demoKey; } /** * 关键字 * @param demoKey 关键字 */ public void setDemoKey(String demoKey) { this.demoKey = demoKey == null ? null : demoKey.trim(); } @Override public String toString() { StringBuilder sb = new StringBuilder(); sb.append(getClass().getSimpleName()); sb.append(" ["); sb.append("Hash = ").append(hashCode()); sb.append(", id=").append(id); sb.append(", demoName=").append(demoName); sb.append(", demoKey=").append(demoKey); sb.append("]"); return sb.toString(); } } ``` 3. mybatis xml 文件 ``` id, demo_name, demo_key insert into demo id, demo_name, demo_key, #{id,jdbcType=BIGINT}, #{demoName,jdbcType=VARCHAR}, #{demoKey,jdbcType=VARCHAR}, delete from demo where id = #{id,jdbcType=BIGINT} update demo demo_name = #{demoName,jdbcType=VARCHAR}, demo_key = #{demoKey,jdbcType=VARCHAR}, where id = #{id,jdbcType=BIGINT} and id = #{id,jdbcType=BIGINT} and demo_name = #{demoName,jdbcType=VARCHAR} and id = #{queryObject.id,jdbcType=BIGINT} and demo_name = #{queryObject.demoName,jdbcType=VARCHAR} ``` 提醒事项 > demo_key 非索引,所以在sql中page_where_clause,select_where_clause 默认不能作为查询条件,避免乱用造成慢SQL 4. 数据库索引 ![输入图片说明](https://gitee.com/uploads/images/2019/0429/100929_eb584b1e_54128.jpeg "WechatIMG3.jpeg") #### Spring与Mybatis 集成配置 1. spring 配置文件 ``` ```