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。
Policy: an output argument of type BLOB of maximum 2m that specifies the automatic maintenance Settings for the given policy type, in XML format.
policy：blob类型的输出参数，将以xml格式指定给定策略类型的自动维护设置，最大大小为2m。
Policy: BLOB of maximum 2m that specifies the automatic maintenance policy in XML format.
policy：以xml格式指定自动维护策略的BLOB，最大为2m。
Sessions can in any practical format - coding dojos, katas, games, challenges, puzzles, stage pairing to achieve maximum attendee participation - as long as they involve live coding.
课程可以是任何实用性的格式：编码道场、型(kata，空手道中的“型”)、游戏、挑战、谜题、台上配对以获得最大的观众参与度等等，只要这些活动中包括现场编码就可以。
You should stick to the Phar-based archive format with no compression of the files in the archive for maximum portability.
您应当始终使用基于Phar 的归档格式，并且不对归档中的文件进行压缩，从而获得最大的灵活性。
English Today is an innovative product for English language learning, designed to gain maximum advantage from the DVD format and aimed at the needs of the target consumer.
今日英语是一套目标贴近用户需要，最大限度利用DVD视频格式的优点，具有创新性的英语学习教程。
Units can be constructed from a single alarm channel to a maximum of 128 channels, in any format, with ultra-bright LED illumination as standard and with a choice of two window sizes and six colours.
模块可以组装成任意结构，从有单一的警报主频到最多的128警报主频，并且有超亮的LED灯彩标准以及两种窗口型号和六种颜色的选择。
Using present data from seismic station, we calculated value C with the algorithm which consists of the maximum likelihood method, united format and moving analysis method of time series data.
因此，至少应在现代地震台网的时空控制范围内，对C值进行扫描。本文的算法体系是以极大似然法加统一格式加时间窗滑动构成的。
Using present data from seismic station, we calculated value C with the algorithm which consists of the maximum likelihood method, united format and moving analysis method of time series data.
因此，至少应在现代地震台网的时空控制范围内，对C值进行扫描。本文的算法体系是以极大似然法加统一格式加时间窗滑动构成的。
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