It is now allowed to feed the INSERT operation.
现在它可以为INSERT操作提供数据了。
These columns are simply hitching a ride along the INSERT operation and are accessible to the SELECT above.
这些列只是通过INSERT操作搭载的,并且上面的SELECT可以访问这些列。
In fact, when this feature is enabled, and the INSERT operation requires a new or reused block, DB2 will take an exclusive (x) lock on the block in order to add it to the target cell.
实际上,当该特性被启用,并且INSERT操作要求一个新的或重用的块时,DB 2将在块上采用一个独占的(X)锁,以便将它添加到目标单元。
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