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【OCP认证12c题库】CUUG 071题库考试原题及答案(28)
28.choose the best answer Evaluate the following SQL statement: SQL> SELECT promo_id, promo_category FROM promotions WHERE promo_category = 'Internet' ...
分类:其他好文   时间:2019-02-21 12:37:11    阅读次数:144
【OCP认证12c题库】CUUG 071题库考试原题及答案(27)
27.choosetwoTheSQLstatementsexecutedinausersessionareasfollows:SQL>CREATETABLEproduct(pcodeNUMBER(2),pnameVARCHAR2(10));SQL>INSERTINTOproductVALUES(1,‘pen‘);SQL>INSERTINTOproductVALUE
分类:其他好文   时间:2019-02-21 12:30:07    阅读次数:158
【OCP认证12c题库】CUUG 071题库考试原题及答案(28)
28.choosethebestanswerEvaluatethefollowingSQLstatement:SQL>SELECTpromo_id,promo_categoryFROMpromotionsWHEREpromo_category=‘Internet‘ORDERBY2DESCUNIONSELECTpromo_id,promo_categoryFROMpromoti
分类:其他好文   时间:2019-02-21 12:18:31    阅读次数:136
【OCP认证12c题库】CUUG 071题库考试原题及答案(25)
choosethebestanswerEvaluatethefollowingSQLstatement:ALTERTABLEhr.empSETUNUSED(mgr_id);WhichstatementistrueregardingtheeffectoftheaboveSQLstatement?A)AnyviewscreatedontheEMPtablethatincludetheMGR_IDcol
分类:其他好文   时间:2019-02-21 11:04:14    阅读次数:181
【OCP认证12c题库】CUUG 071题库考试原题及答案(26)
26.choosetwoExaminethestructureofthePRODUCTStable.Whichtwostatementsaretrue?A)EXPIRY_DATEalwaysstoresdateandtimeincharacterformatB)PRICEcanstoreamaximumofeightdigitsandtwodecimals.C)PRODUCT_PICcanstor
分类:其他好文   时间:2019-02-21 10:57:46    阅读次数:295
【OCP-12c】CUUG 071题库考试原题及答案解析(24)
choosethebestanswerIntheEMPLOYEEStablethereare1000rowsandemployeesareworkinginthecompanyformorethan10years.EvaluatethefollowingSQLstatement:SQL>UPDATEemployeesSETsalary=NVL(salary,0)+NVL(comm,0),co
分类:其他好文   时间:2019-02-20 18:36:19    阅读次数:176
【OCP-12c】CUUG 071题库考试原题及答案解析(22)
5.choosethebestanswerEvaluatethefollowingCREATESEQUENCEstatement:CREATESEQUENCEseq1STARTWITH100INCREMENTBY10MAXVALUE200CYCLENOCACHE;ThesequenceSEQ1hasgeneratednumbersuptothemaximumlimitof200.Youissuet
分类:其他好文   时间:2019-02-20 15:58:00    阅读次数:155
【OCP-12c】CUUG 071题库考试原题及答案解析(19)
1.choosethebestanswerWhatistheprimarydifferencebetweentherelationaldatabase(RDB)andobject-orienteddatabase(OODB)models?A)RDBallowsthedefinitionofrelationshipsbetweendifferenttables,whereasOODBdoesnota
分类:其他好文   时间:2019-02-19 11:57:35    阅读次数:354
【OCP-12c】CUUG 071题库考试原题及答案解析(18)
18、(8-7)choosetwoWhichtwostatementsaretrueregardingviews?(Choosetwo.)A)Asimpleviewinwhichcolumnaliaseshavebeenusedcannotbeupdated.B)TheORREPLACEoptionisusedtochangethedefinitionofanexistingviewwithout
分类:其他好文   时间:2019-02-19 10:23:31    阅读次数:167
【OCP-12c】CUUG 071题库考试原题及答案解析(17)
17、(7-11)choosetwoViewtheExhibitandexaminethestructureofORDER_ITEMSandORDERStables.YouneedtoremovefromtheORDER_ITEMStablethoserowsthathaveanorderstatusof0or1intheORDERStable.WhichtwoDELETEstatementsar
分类:其他好文   时间:2019-02-19 10:22:42    阅读次数:194
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