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mysql-sql 如何设置一列id为连续的自然数

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Release： 2016-06-06 09:39:04
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mysqlsqlitesqlautoincrement

即删除中间记录时，这一列仍能连续，比如12345行，删除第三行，记录变为1234,
这样如何实现？

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mysql sqlite sql autoincrement
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