我有一个查询,它使用子查询来确定要插入的行的id。其目标是将每个新行增加到1000的下一个倍数,从而允许ids之间存在很大的差距。子查询返回的id是否可能已经被另一个并发进程所接受?或者,该子查询是否保证生成一个惟一的id,就好像它是自动增量一样?SET id = ( FROM ( FROM `table` ) as x
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