OCP-1Z0-051

OCP-1Z0-051 补充题库 第45题 CREATE VIEW

一、原题YouworkasadatabaseadministratoratABC.com.Youstudytheexhibitcarefully.Exhibit:YouwanttocreateaSALE_PRODviewbyexecutingthefollowingSQLstatements:CREATEVIEWsale_prodASSELECTp.prod_id,cust_id,SUM(quan
hello_holly·2020-09-11 19:45

OCP-1Z0-051 第39题 视图的WITH CHECK OPTION选项

一、原题Evaluatethefollowingcommand:CREATETABLEemployees(employee_idNUMBER(2)PRIMARYKEY,last_nameVARCHAR2(25)NOTNULL,department_idNUMBER(2)NOTNULL,job_idVARCHAR2(8),salaryNUMBER(10,2));Youissuethefollowin
hello_holly·2020-09-11 19:44

OCP-1Z0-051 第2题 视图的WITH CHECK OPTION选项

一、原题ViewtheExhibittoexaminethedescriptionfortheSALEStable.WhichviewscanhaveallDMLoperationsperformedonit?(Chooseallthatapply.)A.CREATEVIEWv3ASSELECT*FROMSALESWHEREcust_id=2034WITHCHECKOPTION;B.CREATEV
hello_holly·2020-09-11 18:50

OCP-1Z0-051 第8题 子查询和多表关联查询和情况

一、原题ViewtheExhibitandexaminethestructureoftheCUSTOMERStable.Whichtwotaskswouldrequiresubqueriesorjoinstobeexecutedinasinglestatement?(Choosetwo)A.listingofcustomerswhodonothaveacreditlimitandwerebornb
hello_holly·2020-08-19 10:24

OCP-1Z0-051 第90题 转换函数

一、原题ExaminethestructureanddatainthePRICE_LISTtable:nameNullTypePROD_IDNOTNULLNUMBER(3)PROD_PRICEVARCHAR2(10)PROD_IDPROD_PRICE100$234.55101$6,509.75102$1,234Youplantogiveadiscountof25%ontheproductprice
hello_holly·2020-08-19 10:53

OCP-1Z0-051 第16题 Q操作符的用法

一、原题Evaluatethefollowingquery:SQL>SELECTpromo_nameq'{'sstartdatewas}'promo_begin_dateAS"PromotionLaunches"FROMpromotions;Whatwouldbetheoutcomeoftheabovequery?A.Itproducesanerrorbecauseflowerbraceshave
hello_holly·2020-08-19 10:52

OCP-1Z0-051 第114题 HAVING，GROUP BY子句的应用

一、原题ViewtheExhibitandexaminethestructureoftheSALEStable.ThefollowingqueryiswrittentoretrieveallthoseproductIDsfromtheSALEStablethathavemorethan55000soldandhavebeenorderedmorethan10times.SQL>SELECTprod
hello_holly·2020-08-14 10:51

OCP-1Z0-051 第63题 order by 应用

一、原题ViewtheExhibitandexaminethestructureofthePRODUCTStable.Youwanttodisplayonlythoseproductnameswiththeirlistpriceswherethelistpriceisatleastdoubletheminimumprice.Thereportshouldstartwiththeproductnam
hello_holly·2020-08-14 10:50

OCP-1Z0-051 补充题库 第40题 聚合函数的使用

一、原题Whichtwoaretrueaboutaggregatefunctions?(Choosetwo.)A.YoucanuseaggregatefunctionsinanyclauseofaSELECTstatement.B.YoucanuseaggregatefunctionsonlyinthecolumnlistoftheselectclauseandintheWHEREclauseof
hello_holly·2020-08-11 21:13

OCP-1Z0-051 第7题 ON和USING子句的用法与区别

一、原题WhichtwostatementsaretrueregardingtheUSINGandONclausesintablejoins?(Choosetwo.)A.BothUSINGandONclausescanbeusedforequijoinsandnonequijoins.B.Amaximumofonepairofcolumnscanbejoinedbetweentwotablesus
hello_holly·2020-07-09 17:32

OCP 051题库汇总

OCP051题库1:OCP-1Z0-051第1题CTAS语句建表注意事项2:OCP-1Z0-051第2题视图的WITHCHECKOPTION选项3:OCP-1Z0-051第3题转义字符4:OCP-1Z0
data eudemon·2018-08-16 18:53

OCP-1Z0-051 62题个人理解

一、原题ViewtheExhibitandexaminethestructureoftheCUSTOMERStable.YouwanttogenerateareportshowingthelastnamesandcreditlimitsofallcustomerswhoselastnamesstartwithA,B,orC,andcreditlimitisbelow10,000.Evaluatet
misterfzw·2016-10-22 18:43

OCP-1Z0-051 补充题库 第40题 聚合函数的使用

一、原题Whichtwoaretrueaboutaggregatefunctions?(Choosetwo.)A.YoucanuseaggregatefunctionsinanyclauseofaSELECTstatement.B.YoucanuseaggregatefunctionsonlyinthecolumnlistoftheselectclauseandintheWHEREclauseof
hello_holly·2014-10-26 22:31
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