mysql中如何用一條語句更新主鍵增長特定的值

mysql> select * from bai_utf8; +-----+--------+ | id | myname | +-----+--------+ | 1 | aa | | 100 | ab | | 200 | cc | | 300 | dd | | 400 | ee | | 500 | ff | +-----+--------+ 6 ro

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