DB2 sets the sys_end value of the row in the history table and the sys_start value in the temporal table to the start time that is associated with the most recent transaction.
DB 2将历史表中的sys_end值和时态表中的sys_start值设置为与最新的事务相关联的开始时间。
2
Immutability (Temporal properties are immutable in the sense that changing the value results in a new value being added to the properties history).