A final advantage of some (though not all) native XML databases is worth mentioning. They can retrieve the original, unparsed document, character-per-character or even byte-per-byte.

一些（不是全部）原生 XML 数据库带来的最后一个优点也值得一提，即能够逐字符甚至逐字节地检索原始的未解析文档。

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These algorithms can use less data on a per-byte basis to correct for more serious problems than is possible with 512-byte sectors.

这些算法可使每个字节使用较少的数据，从而比使用 512 字节扇区能纠正更多严重问题。

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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。

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The 12.5-millimeter high drive weighs in at 5.43 ounces (155 grams), and other features include a 12 millisecond average read seek time and 66.6M-byte per second Ultra DMA mode-4 interface.

CNN: IBM introduces 32G-byte hard drive for notebooks