[单选]
You executed the following query：
SELECT operation， undo_sql， table_name FROM flashback_transaction_query；
Which statement is correct regarding the query output？（）

A . It would return information regarding only the last committed transaction.
B . It would return only the active transactions in all the undo segments in the database.
C . It would return only the committed transactions in all the undo segments in the database.
D . It would return both active and committed transactions in all the undo segments in the database.
E . It would return information regarding the transactions that began and were committed in the last 30 minutes.

球罐进行喷淋的目的是（）降低罐体温度和压力。加快装车速度。火灾时用于降低罐体辐射温度阻隔火焰。 “刺激→处理（浅涉、尝新求异心理强）→反应（经常变化）”表示的顾客购买行为模式是（）复杂的购买行为模式。不协调减少的购买行为模式。寻求多样化的购买行为模式。常规或习惯性购买行为模式。男性，53岁，因室内着火大声呼救，被火烧伤头、面、颈、腰背及臀部，为深Ⅱ0。如果患者睡翻身床，伤后最早翻身时间是（）清创后。休克情况好转复苏后。 24h后。 48h后。 72h后。滑动速度 Refer to the exhibit. Given this DSL router's sub-interface configuration, select the two true statements. Assume the interface is UP/UP.（） The interface must be configured as point-to-multipoint。 The sustained cell rate and the burst rate are equal。 The router's configuration will also include a Dialer interface。 The configuration must also include a sub-interface with a VPI/VCI of 8/35。

You executed the following query：
SELECT operation， undo_sql， table_name FROM flashback_transaction_query；
Which statement is correct regarding the query output？（）

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[单选] You executed the following query： SELECT operation， undo_sql， table_name FROM flashback_transaction_query； Which statement is correct regarding the query output？（）

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[单选]
You executed the following query：
SELECT operation， undo_sql， table_name FROM flashback_transaction_query；
Which statement is correct regarding the query output？（）