MySQL 知识要点 #170
AlexStocks
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MySQL 知识要点
#170
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Binlog
如上图,如果 binlog 格式是 statement,MySQL 针对 “delete from t /comment/ where a>=4 and t_modified<='2018-11-10' limit 1;” 这一条 SQL 语句,在 binlog 中加了很多扩充,补齐了上下文。
如果 binlog 格式是 row 格式,则 master binlog 中记录的是删除的结果。
针对时间 now() 函数的特殊处理:
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