多项选择题
Which two data types can be converted to LOBs using an ALTER TABLE… MODIFY command?()
A.RAW B.LONG C.VARCHAR D.LONG RAW
多项选择题 Onlineindexrebuildfunctionalityhasbeenextendedtoincludewhichfourindexstructures?()
多项选择题 WhenperformingincompleterecoveryusingUNTILSEQUENCEwithRMAN,whichtwopiecesofinformationarerequired?()
单项选择题 Whichbackgroundprocessreadstheredologbufferandwritesittoafile?()