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The ORDERS table in the database of a company contains one million records. The table is stored in the DATA tablespace and the index created on the ORDERS table is stored in the index tablespace named INDEXES. On Monday， you failed to start the database because the datafiles of the INDEXES tablespace were missing. You dropped and recreated the INDEXES tablespace by issuing the following command： SQL>DROP TABLESPACE INDEXES INCLUDING CONTENTS； SQL> CREATE TABLESPACE INDEXES DATAFILE ’C:///ORACLE/ORADATA/ORA101t/INDEX01.DBF’ SIZE 50m； After that， you issued the following command to recreate the index： CREATE UNIQUE INDEX sales_index_pk ON sales （order_id） PCTFREE 10 INITRANS 2 MAXTRANS 255 TABLESPACE indexes STORAGE （ INITIAL 1m NEXT 1m PCTINCREASE 0 MINEXTENTS 1 MAXEXTENTS 8192 ） NOLOGGING PARALLEL（ degree 4） Which two clauses are responsible for reducing the time for the recreation of the index？（）
- A、 PCTFREE
- B、 MAXTRANS
- C、 PCTINCREASE
- D、 INITIAL
- E、 NOLOGGING
- F、 PARALLEL
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更多 “ The ORDERS table in the database of a company contains one million records. The table is stored in the DATA tablespace and the index created on the ORDERS table is stored in the index tablespace named INDEXES. On Monday， you failed to start the database because the datafiles of the INDEXES tablespace were missing. You dropped and recreated the INDEXES tablespace by issuing the following command： SQLDROP TABLESPACE INDEXES INCLUDING CONTENTS； SQL CREATE TABLESPACE INDEXES DATAFILE ’C:///ORACLE/ORADATA/ORA101t/INDEX01.DBF’ SIZE 50m； After that， you issued the following command to recreate the index： CREATE UNIQUE INDEX sales_index_pk ON sales （order_id） PCTFREE 10 INITRANS 2 MAXTRANS 255 TABLESPACE indexes STORAGE （ INITIAL 1m NEXT 1m PCTINCREASE 0 MINEXTENTS 1 MAXEXTENTS 8192 ） NOLOGGING PARALLEL（ degree 4） Which two clauses are responsible for reducing the time for the recreation of the index？（）A、 PCTFREEB、 MAXTRANSC、 PCTINCREASED、 INITIALE、 NOLOGGINGF、 PARALLEL” 相关考题
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—Miss. Eldon, please look again for those orders from the Diamond Store.—They’re not with the other orders, sir. They () be there, but they’re not.
A、mayB、canC、willD、ought to
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下面检索结果一定不是一行的命令是( )A.select distinct * from orders ;B.select * from orders limit 1,2;C.select top 1 * from orders;D.select * from orders limit 1;
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下列语句错误的是( )A.select * from orders where ordername is not null;B.select * from orders where ordername<>null;C.select * from orders where ordername is null;D.select * from orders where ordername not is null;
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The ORDERS table has these columns:ORDER_ID NUMBER(4) NOT NULLCUSTOMER_ID NUMBER(12) NOT NULLORDER_TOTAL NUMBER(10,2)The ORDERS table tracks the Order number, the order total, and the customer to whom the Order belongs.Which two statements retrieve orders with an inclusive total that ranges between 100.00 and 2000.00 dollars? （）A. SELECT customer_id, order_id, order_total FROM orders RANGE ON order _ total (100 AND 2000) INCLUSIVE;B. SELECT customer_id, order_id, order_total FROM orders HAVING order _ total BETWEEN 100 and 2000;C. SELECT customer_id, order_id, order_total FROM orders WHERE order _ total BETWEEN 100 and 2000;D. SELECT customer_id, order_id, order_total FROM orders WHERE order_total= 100 and = 2000;E. SELECT customer_id, order_id, order_total FROM orders WHERE order_total= 100 and order_total = 2000;
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TheORDERStablebelongstotheuserOE.OEhasgrantedtheSELECTprivilegeontheORDERStabletotheuserHR.WhichstatementwouldcreateasynonymORDsothatHRcanexecutethefollowingquerysuccessfully?()
A.CREATESYNONYMordFORorders;ThiscommandisissuedbyOEB.CREATEPUBLICSYNONYMordFORorders;ThiscommandisissuedbyOEC.CREATESYNONYMordFORoe.orders;ThiscommandisissuedbythedatabaseadministratorD.CREATEPUBLICSYNONYMordFORoe.orders;Thiscommandisissuedbythedatabaseadministrator
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Inwhichsituationwillyourunthescriptcontainingthefollowingstatement？（）CREATECONTROLFILEREUSEDATABASESALESNORESETLOGSARCHIVELOGMAXLOGFILES20MAXLOGMEMBERS3MAXDATAFILES30MAXINSTANCES10MAXLOGHISTORY1200LOGFILEGROUP1（’/disk1/prod/orders/db/log1a.dbf’，’/disk2/prod/orders/db/log1b.dbf’）SIZE100KGROUP2（’/disk1/prod/orders/db/log2a.dbf’，’/disk2/prod/orders/db/log2b.dbf’）SIZE100K，DATAFILE’/disk1/prod/orders/db/database1.dbf’，’/disk2/prod/orders/db/file1.dbf’；
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Examine the data from the ORDERS and CUSTOMERS table.Which SQL statement retrieves the order ID, customer ID, and order total for the orders that are placed on the same day that Martin places his orders?（）A.B.C.D.
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Just like orders, invoices can be sent electronically. EDI invoices have similar advantages to EDI orders in（ ）time and avoided errors.A. killing
B. increase
C. procrastinate
D. saved
考题
The user SCOTT who is the owner of ORDERS and ORDERJTEMS tables issues the following GRANT command： GRANT ALL ON orders， order_items TO PUBLIC； What correction needs to be done to the above statement？ （）A、 PUBLIC should be replaced with specific usernames.B、 ALL should be replaced with a list of specific privileges.C、 WITH GRANT OPTION should be added to the statement.D、 Separate GRANT statements are required for ORDERS and ORDERJTEMS tables.
考题
引航员正在下口令。 （）A、The captain is giving orders.B、The pilot is giving orders.C、The quartermaster is giving orders.D、The pilot is given orders.
考题
假设订单表orders用来存储订单信息，cid代表客户编号，money代表单次订购额，现要查询每个客户的订购次数和每个客户的订购总金额，下面（）sql语句可以返回正确结果。A、select cid,count(distinct(cid)),sum(money) from orders group by cidB、select cid,count(distinct(cid)),sum(money) from orders order by cidC、select cid,count(cid),sum(money) from orders order by cidD、select cid,count(cid),sum(money) from orders group by cid
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What types of orders are exempt from using the IPCC Express Configuration and Ordering Tool? （）A、orders for coresident deployments B、orders for adding more seats C、orders for upgrading from standard D、orders with less than five seats E、all orders require using the IPCC Express Configuration and Ordering Tool
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You execute this command to drop the ITEM table， which has the primary key referred in the ORDERS table：SQL DROP TABLE scott.item CASCADE CONSTRAINTS PURGE； Which two statements are true about theeffect of the command（）A、No flashback is possible to bring back the ITEM table.B、The ORDERS table is dropped along with the ITEM table.C、The dependent referential integrity constraints in the ORDERS table are disabled.D、The dependent referential integrity constraints in the ORDERS table are removed.E、The table definition of the ITEM table and associated indexes are placed in the recycle bin
考题
单选题View the Exhibit and examine the data in ORDERS_MASTER and MONTHLYjDRDERS tables. What would be the outcome of the above statement？（）A
The ORDERS_MASTER table would contain the ORDERJDs 1 and 2.B
The ORDERS_MASTER table would contain the ORDERJDs 1， 2 and 3.C
The ORDERS_MASTER table would contain the ORDERJDs 1， 2 and 4.D
The ORDERS MASTER table would contain the ORDER IDs 1， 2， 3 and 4.
考题
单选题您的主管让您修改ORDERS表中的AMOUNT列。他要求将该列配置为接受默认值250。该表包含您需要保留的数据。应执行以下哪条语句来完成此任务（）A
ALTER TABLE orders CHANGE DATATYPE amount TO DEFAULT 250B
ALTER TABLE orders MODIFY（amount DEFAULT 250）C
DROP TABLE orders CREATE TABLE orders（orderno varchar2（5）CONSTRAINT pk_orders_01 PRIMARY KEY，customerid varchar2（5）REFERENCES customers（customerid），orderdate date，amount DEFAULT 250）D
DELETE TABLE orders CREATE TABLE orders（orderno varchar2（5）CONSTRAINT pk_orders_01 PRIMARY KEY，customerid varchar2（5）REFERENCES customers（customerid），orderdate date，amount DEFAULT 250）
考题
单选题View the Exhibit and examine the structure of the ORDERS table. Which task would require subqueries？ （）A
displaying the total order value for sales representatives 161 and 163B
displaying the order total for sales representative 161 in the year 1999C
displaying the number of orders that have order mode online and order date in 1999D
displaying the number of orders whose order total is more than the average order total for all online orders
考题
多选题You execute this command to drop the ITEM table， which has the primary key referred in the ORDERS table：SQL DROP TABLE scott.item CASCADE CONSTRAINTS PURGE； Which two statements are true about theeffect of the command（）ANo flashback is possible to bring back the ITEM table.BThe ORDERS table is dropped along with the ITEM table.CThe dependent referential integrity constraints in the ORDERS table are disabled.DThe dependent referential integrity constraints in the ORDERS table are removed.EThe table definition of the ITEM table and associated indexes are placed in the recycle bin
考题
单选题你是LUCERNE出版社的数据库开发者。公司把数据存放在SQLSERVER2005/2008里。这个数据库包含一个名为ORDERS的表。当前，这个表上有一个聚集索引，这个索引是由客户名和当前日期生成的。当前，ORDERS表有750000行，并且行数每周增加5%。公司计划下周开展促销活动，那样ORDERS表的行插入量将会增长50%。你要在促销期间优化ORDERS表的插入，你得怎么做？（）A
每天晚上创建一个作业来重新组建聚集索引，并且使用FILLFACTOR默认。B
给ORDERS表增加另外的索引。C
垂直分割ORDERS表。D
重建聚集索引，使用FILLFACTOROF50E
在ORDERS表上执行更新统计（UPDATESTATISTICS）
考题
单选题You query the ORDERS table and discover that order number 1101 is missing. One of your reports， generated at 5：00 A.M. on April 23， 2005 using Oracle Reports， includes this order number in the output. You have inserted 100 new orders into the ORDERS table since generating this report. Which flashback technology would you use to recover order number 1101 into the ORDERS table without losing the 100 orders that you added after the report was generated？（）A
Flashback TableB
Flashback QueryC
Flashback Version QueryD
Flashback Transaction Query
考题
单选题订单表Orders的列OrderID的类型是小整型（smallint），根据业务的发展需要改为整型（integer），应该使用下面的哪条语句？（）A
ALTER COLUMN OrderID integer FROM OrdersB
ALTER TABLE Orders（OrderID integer）C
ALTER TABLE Orders ALTER COLUMN OrderID integerD
ALTER COLUMN Orders.OrderID integer
考题
单选题The ORDERS table belongs to the user OE. OE has granted the SELECT privilege on the ORDERS table to the user HR.Which statement would create a synonym ORD so that HR can execute the following query successfully?（）A
CREATE SYNONYM ord FOR orders; This command is issued by OE B
CREATE PUBLIC SYNONYM ord FOR orders; This command is issued by OE C
CREATE SYNONYM ord FOR oe.orders; This command is issued by the database administrator D
CREATE PUBLIC SYNONYM ord FOR oe.orders; This command is issued by the database administrator
考题
单选题You are a professional level SQL Sever 2008 Database Administrator in an international corporation named Wiikigo. You are experienced in managing databases in an enterprise-level organization, optimizing and sustaining the database life cycle. In the company, your job is to implement solutions on security, troubleshooting, deployment and optimization. A SQL Server 2008 infrastructure is managed by you. A maintenance strategy should be designed for a mission-critical database, and a large table named Orders is contained by the database. Index maintenance operations are contained in the design plan. When you design the strategy, the facts listed below should be taken into consideration. First, the users continuously access to the Orders table in the database. Secondly, a column of the xml data type is contained by Orders table. Thirdly, the new rows are regularly added to the Orders table. Fourthly, the average fragmentation for the clustered index of the Orders table is no more than 2 percent. A strategy should be designed to have the performance of the queries on the table optimized. Which action will you perform?（）A
The clustered index of the Orders table should be dropped.B
The clustered index of the Orders table offline should be rebuilt once a month.C
The clustered index of the Orders table should be excluded from scheduled reorganizing or rebuilding operations.D
The clustered index of the Orders table should be reorganized by reducing the fill factor.
考题
单选题Click the Exhibit button and examine the data from the ORDERS and CUSTOMERS tables. Which SQL statement retrieves the order ID, customer ID, and order total for the orders that are placed on the same day that Martin placed his orders?（）A
SELECT ord_id, cust_id, ord_total FROM orders, customers WHERE cust_name='Martin' AND ord_date IN ('18-JUL-2000','21-JUL-2000');B
SELECT ord_id, cust_id, ord_total FROM orders WHERE ord_date IN (SELECT ord_date FROM orders WHERE cust_id = (SELECT cust_id FROM customers WHERE cust_name = 'Martin'));C
SELECT ord_id, cust_id, ord_total FROM orders WHERE ord_date IN (SELECT ord_date FROM orders, customers WHERE cust_name = 'Martin');D
SELECT ord_id, cust_id, ord_total FROMorders WHERE cust_id IN (SELECT cust_id FROM customers WHERE cust_name = 'Martin');
考题
多选题The ORDERS table has these columns: ORDER_ID NUMBER(4) NOT NULL CUSTOMER_ID NUMBER(12) NOT NULL ORDER_TOTAL NUMBER(10,2) The ORDERS table tracks the Order number, the order total, and the customer to whom the Order belongs. Which two statements retrieve orders with an inclusive total that ranges between 100.00 and 2000.00 dollars? （）ASELECT customer_id, order_id, order_total FROM orders RANGE ON order _ total (100 AND 2000) INCLUSIVE;BSELECT customer_id, order_id, order_total FROM orders HAVING order _ total BETWEEN 100 and 2000;CSELECT customer_id, order_id, order_total FROM orders WHERE order _ total BETWEEN 100 and 2000;DSELECT customer_id, order_id, order_total FROM orders WHERE order_total= 100 and = 2000;ESELECT customer_id, order_id, order_total FROM orders WHERE order_total= 100 and order_total = 2000;
考题
单选题引航员正在下口令。 （）A
The captain is giving orders.B
The pilot is giving orders.C
The quartermaster is giving orders.D
The pilot is given orders.
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