原因是mysql.proc升级时有个字段没有升级成功。

在5.1中mysql.proc表的comment字段是varchar(64):

`comment` char(64) CHARACTER SET utf8 COLLATE utf8_bin NOT NULL DEFAULT '',

但在5.5中应该是text:

`comment` text CHARACTER SET utf8 COLLATE utf8_bin NOT NULL,

将char改为text,即可。

mysql导出数据时,出错Cannot load from mysql.proc. The table is probably corrupted

 

mysql导出数据时,出错Cannot load from mysql.proc. The table is probably corrupted

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