choose two You plan to upgrade your Oracle Database 9i to Oracle Database 12c. Which two methods can you use? A) Perform a direct upgrade by manually running the catctl.pl and catupgrd.sql scripts before issuing the STARTUPUPGRADE command. B) Upgrade your
Which are two ways for a database service to be recognized by a listener in Oracle Database 12c? A) Static registration in the listener.ora file using the service_name parameter B) Dynamic Registration by the smon process C) Static registration in the li
补丁的过程大概如下 cat /etc/issue uname -a 两个zip文件，传到/tmp下面opatch_p6880880_122010_Linux-x86-64.zip，p28822515_122010_Linux-x86-64.zip 打补丁的目录：/opt/oracle/product/12.2.0/dbhome/OPatch 先shutdown immediate; lsnrctl stop，并用ps -ef | grep oracle检查进
一、[INS-30131]执行安装程序验证所需的初始设置失败（原因：无法访问临时位置） 原文链接：https://blog.csdn.net/u013388049/article/details/85242428 一测试环境，在win2003上面安装oracle 12c客户端，版本是12.1.0.2 总是报错：[INS-30131]执行安装程序验证所需的初始设置失败（原因：无法访问
7.daily_ords_lst is created in locally managed tablespace ORDERS_TBS which uses automatic segment space management. CREATE TABLE daily_ords_list (ordno NUMBER, ord_date DATE) PCTFREE 20; Which two are true ? A) 80% of every data block in daily_ords_lst is
4.Which four are true about creating and running a remote database scheduler jobs? A) A credential is optional for a remote database job. B) A database destination group must exist or be created for a job to run on multiple remote databases. C) A destinat
1.One of your databases has archive logging enabled and RMAN backups are taken at regular intervals. The data file for the users tablespace is corrupt. Which command must you execute before starting the recovery of this tablespace ? A) SWITCH D
一、基本概念 我觉得如果刚接触Weblogic，首先应该做的是明白几个基本的概念，可以从一张图入手： 1. 域（domain） 它是一个基本管理单元； 每个域包含一个管理服务器（Administration）和若干被管理服务器（Managed Server）； 可以看出，域是一个逻辑上的概念，它是服务器的容器。一个域有且只有一个管
xtts v4for oracle 11g&12c(文档ID 2471245.1)序号主机操作项目操作内容备注：阶段一：初始阶段1.1源端环境验证migrate_check_xtts.sql是否实用XTTX检查验见传输表空间先决条件V4 1.2源端确认表空间和用户例罗需要传输的表空间 和 用户 1.3目标端安装数据库软件和实例11.2.0.4 以
生产环境Oracle RAC集群测试最佳方法（Oracle 11g RAC、Oracle 12c RAC）一、Oracle RAC集群测试背景：某中大型制造业公司，根据风哥的Oracle课程建设了第6个业务系统-ERP系统，这套系统目前已经建议了一套RHEL Linux7+Oracle11gR2 ，具体的规划建设方案与RAC配置过程详见：生产环境Linux+Oracle
80、View the exhibit and examine the structure in ORDERS and ORDER_ITEMS tables. You need to create a view that displays the ORDER_ID, ORDER_DATE, and the total number of items in each order. Which CREATE VIEW statement would create the views successfully?
79、Which statement is true about transactions? A. A set of Data Manipulation Language (DML) statements executed in a sequence ending with a SAVEPOINT forms a single transaction. B. Each Data Definition Language(DDL) statement executed forms a single trans
79、Which statement is true about transactions? A. A set of Data Manipulation Language (DML) statements executed in a sequence ending with a SAVEPOINT forms a single transaction. B. Each Data Definition Language(DDL) statement executed forms a single trans
77、Which two statements are true about sequences created in a single instance database? (Choose two.) A. When the MAXVALUElimit for the sequence is reached, you can increase the MAXVALUElimit by using the ALTER SEQUENCEstatement. B. DELETE < sequencena
75、Which statements are correct regarding indexes? (Choose all that apply.) A. A non-deferrable PRIMARY KEYor UNIQUE KEYconstraint in a table automatically attempts to creates a unique index. B. Indexes should be created on columns that are frequently ref
74、View the exhibit and examine the structure of ORDERS and CUSTOMERS tables. ORDERS Name Null? Type ORDER_ID NOT NULL NUMBER(4) ORDER_DATE NOT NULL DATE ORDER_MODE VARCHAR2(8) CUSTOMER_ID NOT NULL NUMBER(6) OR
73、Which statement correctly grants a system privilege? A. GRANT CREATE VIEW ON table1 TO user1; B. GRANT ALTER TABLE TO PUBLIC; C. GRANT CREATE TABLE TO user1, user2; D. GRANT CREATE SESSION TO ALL; Correct Answer: C Section: (none) Explanation 解析：无 ALTE
61、(18-6) choose the best answer: View the Exhibit and examine the structure of the CUSTOMERS table. You want to generate a report showing the last names and credit limits of all customers whose last names start with A, B, or C, and credit limit is below
62、(13-17)choose the best answer: You need to list the employees in DEPARTMENT_ID 30 in a single row, ordered by HIRE_DATE. Examine the sample output: Which query will provide the required output? A) SELECT LISTAGG(last_name, '; ') "Emp_lis
环境是12.2.0.1 version, Oracle Data Guard备库近段时间一直报错，但是备库主库同步一致，数据一致。 2019-03-06T23:42:22.184048+08:00Errors in file /u01/app/oracle/diag/rdbms/ccdb/ccdb/trace/ccdb_m000_129832.trc:ORA-01110: data file 7: '/u01/app/oracle/oradata/ccdb/us
59、(16-8)choose two: Which two statements are true regarding the USING and ON clauses in table joins? A) The ON clause can be used to join tables on columns that have different names but compatible data types. B) A maximum of one pair of columns can be jo
58、(16-1) choose the best answer: Examine the structure of the BOORSTRANSACTIONS table: Examine the SQL statement: SQL> SELECT FROM books_transactions WHERE borrowed_date MEMBER_ID IN ('A101', 'A102'); Which statement is true about
57、(14-17) choose two: Examine the structure of the DEPARTMENTS table You execute the following command: SQL> ALTER TABLE departments SET UNUSED (country); Which two statements are true? A) A new column, COUNTRY, can be added to the DEPARTMENTS table a
56、(14-14) choose the best answer: You need to create a table with the following column specifications: 1. Employee ID (numeric data type) for each employee 2. Employee Name (character data type) that stores the employee name 3. Hire date, which stores th
53、(12-14) choose the best answer: Examine the command to create the BOOKS table. SQL>CREATE TABLE books (book_id CHAR(6) PRIMARY KEY, title VARCHAR2(100) NOT NULL, publisher_id VARCHAR2(4), author_id VARCHAR2(50)); The BOOK_ID value 101 does not exist
