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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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。

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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。

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The PENTAX Q10's high speed continuous shooting mode allows the photographer to capture up to five images (in JPEG recording format) in a single sequence, at a maximum speed of approximately five images per second.

ENGADGET: Pentax offers 100 different custom color options for its Q10 mirrorless camera

From 1980-1993 the finals were played to a maximum of 31 frames and even now, with the winner only needing to reach 10, the format has created few shock results over the years.

BBC: UK Championship history

The PENTAX MX-1 features a 4X optical zoom lens offering a large maximum aperture of F1.8 to F2.5 and 28mm wide-angle coverage (in the 35mm format).

ENGADGET: Pentax launches brass-bodied MX-1 point-and-shoot: 12MP with 4X zoom (update: now with hands-on photos)