32 lines
622 B
Markdown
32 lines
622 B
Markdown
### mybatis xxx join 做连接查询
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引入以下依赖
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```xml
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<dependency>
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<groupId>com.github.yulichang</groupId>
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<artifactId>mybatis-plus-join-boot-starter</artifactId>
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<version>1.4.9</version>
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</dependency>
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```
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``` JAVA
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import com.baomidou.mybatisplus.extension.service.IService;
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to
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import com.github.yulichang.base.MPJBaseService;
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import com.baomidou.mybatisplus.core.mapper.BaseMapper;
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to
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import com.github.yulichang.base.MPJBaseMapper;
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LambdaQueryWrapper
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to
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MPJLambdaWrapper
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```
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### 批量 性能 优化
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> https://developer.aliyun.com/article/1055592
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```
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rewriteBatchedStatements=true
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``` |