A、A. Transform the data while it is being loaded into the database.
B、B. Use transparent parallel processing without having to split the external data first.
C、C. Load data into multiple tables during the same load statement.
D、D. Generate unique sequential key values in specified columns.
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A、A finalizer may NOT be invoked explicitly. B、The finalize method declared in class Object takes no action. C、super.finalize（）is called implicitly by any over riding finalize method. D、The finalize method for a given objec twill be called no more than once by the garbage collector. E、The order in which finalize will be called on two objects is based on the order in which the two objects became finalizable.
A、A.The two points are in low latitudes in the same hemisphere B、B.The two points are in high latitudes in the same hemisphere C、C.The two points are near the equator, but in different hemispheres D、D.One point is near the equator, one point is in a high latitude, and both are near the 180th meridian
A、bridging VLANs on two switches B、bridging two VLANs on one switch C、between two Layer 2 devices withtrunking D、between two Layer 2 devices withouttrunking E、between a Layer 2 device and a Layer 3 device withtrunking
A、The LAST_SCN value in the first row is NULL, which means that the versions of the row still exist at SCN 6636300. B、The LAST_SCN value in the second row in NULL, which means that the version of the row still exists at SCN 6636300. C、The LAST_SCN value in the third row is 6636280, which means that the version of row exists above SCN 6636280. D、The LAST_SCN value in the second row is NULL, which means that the version of the row no longer exists because it was deleted.
A、two crankshaft revolutions in a two-stroke/cycle engine B、two power strokes in a two-stroke/cycle engine C、one power stroke in a two-stroke/cycle engine D、two piston strokes in a two-stroke/cycle engine
A、A. All the routes were redistributed into BGP from an IGP B、B. All the routes were originated by BGP with the network command C、C. All six routes will be installed in the routing table D、D. Four routes will be installed in the routing ta ble E、E. Two routes will be installed in the routing table
A、A table referenced in the FROM clause has no indexed column. B、The table referenced in the FROM clause has more than 200 columns. C、Two or more tables in the FROM clause have identical column names. D、The FROM clause contains two or more tables in the SELECT statement.
A、stored scripts in the recovery catalog. B、backups that can be deleted from disk. C、backup sets and image copies are obsolete. D、backups that do not have the AVAILABLE status in the RMAN repository.
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