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In a test database, you issue the SELECT … INTO OUTFILE statement to create a file with yo

ur t1 table data. You then TRUNCATE this table to empty it.()Mysql> SELECT * INTO OUTFILE ‘/tmp/t1.sql‘ from t1;mysql> TRUNCATE t1;

A.$ mysqladmin – u root – p – h localhost test – restore /tmp/t1.sql

B.Mysql> INSERT INTO t1 VALUES FROM ‘/tmp/t1.sql‘

C.$ mysql – u root – p – h localhost test < /tmp/t1.sql

D.Mysql> LOAD DATA INFILE ‘/tmp/t1.sql‘ INTO TABLE t1

E.$ mysqlinport – u root – p – h localhost test /tmp/t1.sql

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更多“In a test database, you issue …”相关的问题

第1题

WhichstatementistruewhenyouruntheSQLTuningAdvisorwithlimitedscope?()

A.AccesspathanalysisisnotperformedfortheSQLstatements.

B.SQLstructureanalysisisnotperformedfortheSQLstatements.

C.SQLProfilerecommendationsarenotgeneratedfortheSQLstatements.

D.ThestalenessandabsenceofthestatisticsarenotcheckedfortheobjectsinthequerysuppliedtotheSQLTuningAdvisor.

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第2题

WhichthreedescriptionsarecorrectabouttheeffectsoftheTRUNCATEcommandonatable()

A.Thecorrespondingindexesforthetablearealsotruncated.

B.DeletetriggersonthetablearefiredduringtheexecutionoftheTRUNCATEcommand.

C.ThechildtableistruncatedwhentheTRUNCATEcommandisappliedontheparenttable.

D.Thehigh-watermark(HWM)issettopointtothefirstusabledatablockinthetablesegment.

E.NoundoorverylittleundodataisgeneratedduringtheexecutionoftheTRUNCATEcommand

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第3题

YouareusingtheDBVERIFYutilitytocheckthedatafilesforanyblockcorruption.Youwanttowritetheoutputofthedbvcommandtoafilenottothescreen.WhichparameteroftheDBVERIFYutilitywillyouuse?()

A.FILE

B.PARFILE

C.LOGFILE

D.FEEDBACK

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第4题

TheORDERStablebelongstotheuserOE.OEhasgrantedtheSELECTprivilegeontheORDERStabletotheuserHR.WhichstatementwouldcreateasynonymORDsothatHRcanexecutethefollowingquerysuccessfully?()

A.CREATESYNONYMordFORorders;ThiscommandisissuedbyOE

B.CREATEPUBLICSYNONYMordFORorders;ThiscommandisissuedbyOE

C.CREATESYNONYMordFORoe.orders;Thiscommandisissuedbythedatabaseadministrator

D.CREATEPUBLICSYNONYMordFORoe.orders;Thiscommandisissuedbythedatabaseadministrator

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