快照读,读提交,可重复读
快照读(Snapshot Read)
读提交(Read Committed)
可重复读(Repeated Read)
RR下,事务在第一个Read操作时,会建立Read View
RC下,事务在每次Read操作时,都会建立Read View
纵有白头俱老意,奈何缘浅路芊芊.
快照读(Snapshot Read)
读提交(Read Committed)
可重复读(Repeated Read)
RR下,事务在第一个Read操作时,会建立Read View
RC下,事务在每次Read操作时,都会建立Read View