1 It is great to be able to build small utilities on top of an excellent RDBMS.
2 So any transaction that sneaks in after the first alter table and before the second alter table gets a 'table not found' error.
3 Since the scan done in step 6 should already see the changes captured in step 5, we exclude them from replay.
트위터 반응

@hbright7: MySQL 서버를 중단하지 않고 스키마를 변경하는 방법. 페이스북에서 제시한 해결책 :

@lqez: @lqez https://t.co/0NLz6G7u 요거랑 얼마나 다른지 봐야겠음.