MyBatisPlus

╰半夏微凉° 2023-10-12 16:00 51阅读 0赞

标准数据层开发：

![85bc0bff417846899bf8161a4422afe5.png][]

![d9cf2d42b21e4e34aeb411c0f232be89.png][]

用于调试：![351f74568eca4669b8671652000c0b4c.png][]

![e2c2ae03ccb045e8b511e3c47f9cc4cf.png][]

在resource目录下新建logback.xml![c99559c6c7624647819a8fc2afaa7611.png][]

![5901d1e9d78344a69115ac502f493e0a.png][]

![ea04df36fa824616a85765096ada6999.png][]

![f076d9322978492abd6c441f34cc1161.png][]

![939b7dab0c6040b19a5a371d42b34536.png][]

![9cee3f7bca8545a0a1dfb1edd008391e.png][]

![7ecb64030a4b434d93fe212d4a53e703.png][]

![d72da527f08940adb953956c4377c22c.png][]

![bd98ba90f33b42988e1415c0ff4bda92.png][]

![53f5441c4d6a40149e1b2717632586ad.png][]

![48dff81163d5470cba12240bec7b1c56.png][]

![7af64186bdf1427a863851ae33ddeb79.png][]

![566fbf8850e24ee985522a24ac49ddec.png][]

![f07f09b63e2b45f7953f1346af359104.png][]

![b05f5616933b400783441c4974c60d5b.png][]

![181d0b181424451b907f2a5c3bf914e2.png][]

![df06a297bdc348cdab7c705b21238acc.png][]

![c63f59c52c12494092cae026906e35ef.png][]

批量删除：

![36c9745bbcec41e19cccaeaf7db86ac3.png][]

批量查询：selectBatchIds（list）

![1ad82b3713ee49be98433312b7a6a5e8.png][]

![b26bebc4b47f4269a5fd2a1143eef3ca.png][]

或者在配置文件中配置：

![599be4cc2f4f435592b0bcd303af4172.png][]

乐观锁：（可用于小于2000的秒杀）

![a41e449085e8403094dbd103ce7d7038.png][]

![f4c3b3b7cb1044259514779f5f53395d.png][]

![9fb60b0f1e364f02bd5a56a503eaf8fa.png][]

拿到版本相同的必有人操作失败，只有一个人操作成功（改变了版本）![def1162c38874db49a2805fc3acf777c.png][]

代码生成器：

![3b7582d1724e49aea86d73cc73478be0.png][]

[85bc0bff417846899bf8161a4422afe5.png]: https://img-blog.csdnimg.cn/85bc0bff417846899bf8161a4422afe5.png
[d9cf2d42b21e4e34aeb411c0f232be89.png]: https://img-blog.csdnimg.cn/d9cf2d42b21e4e34aeb411c0f232be89.png
[351f74568eca4669b8671652000c0b4c.png]: https://img-blog.csdnimg.cn/351f74568eca4669b8671652000c0b4c.png
[e2c2ae03ccb045e8b511e3c47f9cc4cf.png]: https://img-blog.csdnimg.cn/e2c2ae03ccb045e8b511e3c47f9cc4cf.png
[c99559c6c7624647819a8fc2afaa7611.png]: https://img-blog.csdnimg.cn/c99559c6c7624647819a8fc2afaa7611.png
[5901d1e9d78344a69115ac502f493e0a.png]: https://img-blog.csdnimg.cn/5901d1e9d78344a69115ac502f493e0a.png
[ea04df36fa824616a85765096ada6999.png]: https://img-blog.csdnimg.cn/ea04df36fa824616a85765096ada6999.png
[f076d9322978492abd6c441f34cc1161.png]: https://img-blog.csdnimg.cn/f076d9322978492abd6c441f34cc1161.png
[939b7dab0c6040b19a5a371d42b34536.png]: https://img-blog.csdnimg.cn/939b7dab0c6040b19a5a371d42b34536.png
[9cee3f7bca8545a0a1dfb1edd008391e.png]: https://img-blog.csdnimg.cn/9cee3f7bca8545a0a1dfb1edd008391e.png
[7ecb64030a4b434d93fe212d4a53e703.png]: https://img-blog.csdnimg.cn/7ecb64030a4b434d93fe212d4a53e703.png
[d72da527f08940adb953956c4377c22c.png]: https://img-blog.csdnimg.cn/d72da527f08940adb953956c4377c22c.png
[bd98ba90f33b42988e1415c0ff4bda92.png]: https://img-blog.csdnimg.cn/bd98ba90f33b42988e1415c0ff4bda92.png
[53f5441c4d6a40149e1b2717632586ad.png]: https://img-blog.csdnimg.cn/53f5441c4d6a40149e1b2717632586ad.png
[48dff81163d5470cba12240bec7b1c56.png]: https://img-blog.csdnimg.cn/48dff81163d5470cba12240bec7b1c56.png
[7af64186bdf1427a863851ae33ddeb79.png]: https://img-blog.csdnimg.cn/7af64186bdf1427a863851ae33ddeb79.png
[566fbf8850e24ee985522a24ac49ddec.png]: https://img-blog.csdnimg.cn/566fbf8850e24ee985522a24ac49ddec.png
[f07f09b63e2b45f7953f1346af359104.png]: https://img-blog.csdnimg.cn/f07f09b63e2b45f7953f1346af359104.png
[b05f5616933b400783441c4974c60d5b.png]: https://img-blog.csdnimg.cn/b05f5616933b400783441c4974c60d5b.png
[181d0b181424451b907f2a5c3bf914e2.png]: https://img-blog.csdnimg.cn/181d0b181424451b907f2a5c3bf914e2.png
[df06a297bdc348cdab7c705b21238acc.png]: https://img-blog.csdnimg.cn/df06a297bdc348cdab7c705b21238acc.png
[c63f59c52c12494092cae026906e35ef.png]: https://img-blog.csdnimg.cn/c63f59c52c12494092cae026906e35ef.png
[36c9745bbcec41e19cccaeaf7db86ac3.png]: https://img-blog.csdnimg.cn/36c9745bbcec41e19cccaeaf7db86ac3.png
[1ad82b3713ee49be98433312b7a6a5e8.png]: https://img-blog.csdnimg.cn/1ad82b3713ee49be98433312b7a6a5e8.png
[b26bebc4b47f4269a5fd2a1143eef3ca.png]: https://img-blog.csdnimg.cn/b26bebc4b47f4269a5fd2a1143eef3ca.png
[599be4cc2f4f435592b0bcd303af4172.png]: https://img-blog.csdnimg.cn/599be4cc2f4f435592b0bcd303af4172.png
[a41e449085e8403094dbd103ce7d7038.png]: https://img-blog.csdnimg.cn/a41e449085e8403094dbd103ce7d7038.png
[f4c3b3b7cb1044259514779f5f53395d.png]: https://img-blog.csdnimg.cn/f4c3b3b7cb1044259514779f5f53395d.png
[9fb60b0f1e364f02bd5a56a503eaf8fa.png]: https://img-blog.csdnimg.cn/9fb60b0f1e364f02bd5a56a503eaf8fa.png
[def1162c38874db49a2805fc3acf777c.png]: https://img-blog.csdnimg.cn/def1162c38874db49a2805fc3acf777c.png
[3b7582d1724e49aea86d73cc73478be0.png]: https://img-blog.csdnimg.cn/3b7582d1724e49aea86d73cc73478be0.png