When I mentioned that a character format could be slower than a binary format, you said the binary approach makes things harder to maintain in the name of efficiency.

当我提到字符格式 要比二进制码格式慢时，你说，从效率的角度来看，二进制代码格式使得软件更加难以维护。

youdao

UTF-8 was chosen as the default format for character data columns, with UTF-16 for graphic data columns.

UTF - 8被选择为字符数据列的默认格式，其中U TF - 16用于图形数据列。

youdao

If you use a nullable VARCHAR column and only ASCII characters (UTF-8 format 1 byte per character) involved, the maximum character length that can be indexed is 1021 characters.

如果使用可空的varchar列并只涉及ASCII字符(在utf - 8格式中每字符1字节)，那么可以建立索引的最大字符长度是1021个字符。

youdao

The Twitter 140-character format jibes perfectly with full-scale iTunes integration.

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Some temporary workers also operated scanners, character readers that converted documents into electronic format, a job requiring more technical training.

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