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1.1 `MySQL`的内容查看
在`MySQL`中，部分内容可能是`json`结构，此时我们可以选择要查看的内容，然后选择文本功能，即可完整查看复杂的文本内容。
1.2 MySQL允许所有主机连接
https://blog.csdn.net/CoCo629vanilla/article/details/129008644