51、(12-10)choose the best answer: Evaluate the following SQL statement: SQL> SELECT cust_id, cust_last_name FROM customers WHERE cust_credit_limit IN ...
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其他好文 时间:
2019-03-01 14:11:58
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210
49、(11-1) choose the best answer Examine the structure of the SHIPMENTS table: You want to generate a report that displays the PO_ID and the penalty a ...
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2019-03-01 12:29:07
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46、(10-4)choosetwo:ExaminethedataintheCUST_NAMEcolumnoftheCUSTOMERStable.CUST_NAMELexDeHaanRenskeLadwigJoseManuelUrmanJasonMallinYouwanttoextractonlythosecustomernamesthathavethreenamesanddisplaythe*s
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数据库 时间:
2019-02-28 11:56:12
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234
45、(9-16)choosethebestanswer:ViewtheExhibitandexaminethedataintheEMPLOYEEStable.Youwanttogenerateareportshowingthetotalcompensationpaidtoeachemployeetodate(迄今为止支付给每位员工的总补偿).Youissuethefollowingquery:S
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数据库 时间:
2019-02-28 10:37:25
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228
44、(9-12)chooseallthatapplyViewtheExhibitandexaminethedetailsoftheORDER_ITEMStable.EvaluatethefollowingSQLstatements:Statement1:SELECTMAX(unit_price*quantity)"MaximumOrder"FROMorder_items;St
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数据库 时间:
2019-02-27 13:01:30
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215
42、(9-1)choosethebestanswer:WhichstatementistrueabouttheOracleSQL,DELETEandTRUNCATEstatements?A)DELETEbutnotTRUNCATEstatementcanbeusedtoremovedatafromselectivecolumnsandrowsofatable.B)DELETEandTRUNCAT
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数据库 时间:
2019-02-27 11:50:44
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208
43、(9-2)choosethreeWhichthreetaskscanbeperformedbyDDLstatements?A)preventingdataretrievalfromatableoutsideofofficehoursB)modifyingatabletopreventdatathatviolatecertainconditionsfrombeingenteredinacolu
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数据库 时间:
2019-02-27 11:41:18
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245
41、(8-14)choosetwoViewtheExhibitandexaminethestructureoftheORDERStable.ThecolumnsORDER_MODEandORDER_TOTALhavethedefaultvalues‘direct‘and0respectively.WhichtwoINSERTstatementsarevalid?(Choosetw
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数据库 时间:
2019-02-27 10:28:02
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225
39.choosethebestanswerViewtheExhibitandexaminethedescriptionoftheEMPLOYEEStable.Youwanttocalculatethetotalremunerationforeachemployee.Totalremunerationisthesumoftheannualsalaryandthepercentagecommissi
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数据库 时间:
2019-02-26 19:32:31
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168
40、(8-7)choosetwoWhichtwostatementsaretrueregardingviews?(Choosetwo.)A)Asimpleviewinwhichcolumnaliaseshavebeenusedcannotbeupdated.B)TheORREPLACEoptionisusedtochangethedefinitionofanexistingviewwithout
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数据库 时间:
2019-02-26 19:01:07
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152