57、(14-17)choosetwo:ExaminethestructureoftheDEPARTMENTStableYouexecutethefollowingcommand:SQL>ALTERTABLEdepartmentsSETUNUSED(country);Whichtwostatementsaretrue?A)Anewcolumn,COUNTRY,canbeaddedtotheD
分类:
数据库 时间:
2019-03-05 11:03:13
阅读次数:
237
55、(13-3) choose the best answer: Which statement is true regarding the SESSION_PRIVS dictionary view? A) It contains the object privileges granted to ...
分类:
数据库 时间:
2019-03-04 14:29:52
阅读次数:
187
55、(13-3)choosethebestanswer:WhichstatementistrueregardingtheSESSION_PRIVSdictionaryview?A)Itcontainstheobjectprivilegesgrantedtootherusersbythecurrentusersession.B)Itcontainsthesystemprivilegesgrante
分类:
数据库 时间:
2019-03-04 14:24:22
阅读次数:
150
53、(12-14)choosethebestanswer:ExaminethecommandtocreatetheBOOKStable.SQL>CREATETABLEbooks(book_idCHAR(6)PRIMARYKEY,titleVARCHAR2(100)NOTNULL,publisher_idVARCHAR2(4),author_idVARCHAR2(50));TheBOOK_I
分类:
数据库 时间:
2019-03-04 13:00:32
阅读次数:
214
50、(11-15)choosetwoExaminethestructureoftheMARKStable:Whichtwostatementswouldexecutesuccessfully?A)SELECTSUM(subjectl+subject2+subject3)FROMmarksWHEREstudent_nameISNULL;B)SELECTSUM(DISTINCTNVL(subject
分类:
其他好文 时间:
2019-03-01 14:15:15
阅读次数:
165
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 ...
分类:
其他好文 时间:
2019-03-01 14:11:58
阅读次数:
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 ...
分类:
其他好文 时间:
2019-03-01 12:29:07
阅读次数:
179
36.choosethebestanswerViewtheExhibitsandexaminethestructuresofthePRODUCTS,SALES,andCUSTOMERStables.Youissuethefollowingquery:SQL>SELECTp.prod_id,prod_name,prod_list_price,quantity_sold,cust_last_na
分类:
其他好文 时间:
2019-02-25 15:04:57
阅读次数:
152
35.choosethebestanswerViewtheExhibitandexaminethedescriptionoftheEMPLOYEEStable.EvaluatethefollowingSQLstatement:SELECTfirst_name,employee_id,NEXT_DAY(ADD_MONTHS(hire_date,6),1)"Review"FROMe
分类:
数据库 时间:
2019-02-25 11:58:17
阅读次数:
237
34.choosetwoViewtheExhibitandexaminethestructureofthePRODUCT_INFORMATIONandINVENTORIEStables.YouhavearequirementfromthesuppliesdepartmenttogivealistcontainingPRODUCT_ID,SUPPLIER_ID,andQUANTITY_ON_HAND
分类:
其他好文 时间:
2019-02-25 10:36:47
阅读次数:
315