当对非ascii字符建立索引时，最大字符长度将减少。
The maximum character length will be reduced when non-ASCII characters are indexed.
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。
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.
您可以使用——show -limits选项显示xargs的默认限制，然后使用- s选项将输出命令的长度限制在允许的最大字符串数量之内。
You can use the — show-limits option to display the default limits of xargs, and the -s option to limit the size of output commands to a specific maximum number of characters.
找不到一个基地址或最大字符串内容长度定额(8192)？
Could not find a base address OR maximum string content length quota (8192)?
数据库表中可能有某些关键字值大于此附件支持的最大字符串长度（252字节）。
Some of the possible key values in the database table are longer than the maximum string length (252 bytes) supported by this add-on.
数据库表中可能有某些关键字值大于此附件支持的最大字符串长度（252字节）。
Some of the possible key values in the database table are longer than the maximum string length (252 bytes) supported by this add-on.
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