Many developers solve their problem while they are coding, and there is nothing wrong doing that. As a matter of fact, you can do that and still adhere to the above statement.

不要害怕扔掉代码.重构和重新编码是两个非常重要的领域.当你遇到已经不存在的需求,或者你没有意识到你能找到比开始编写的代码更好地解决旧问题和新问题的方案,如果你遵循上面的建议,需要重构的代码已经最小化了.如果你没有遵循上面的建议,你可能需要重新编码.

youdao

What evidence do you have or examples can you cite that would back up that statement?

你能够举出什么样的实例或证据来证明你所说的？

youdao

Finally, in the improved example, you can see that the SQL statement and output do not include a dynamic column selection.

最后，在改进的示例中，您可以看到该sql语句和输出没有包括动态列选项。

youdao