choose one In your Oracle 12c database, you plan to execute the command: SQL> CREATE TABLESPACE tbsl DATAFILE '/u02/oracle/data/tbs0l.dbf' SIZE 50M; The u02 file system has 1 GB of free space available. What is the outcome? A) It raises an error beca…
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…
8. 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…
5.One of your databases supports an OLTP workload. The default undo tablespace is fixed size with: 1. RETENTION NOGUARANTEE 2. undo_retention is 12 minutes User scott get this error after a query on the sales table has run for more than 15 minutes: O…
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 des…
choose one Which users are created and can be used for database and host management of your DBaaS database servers? A) cloud and oracle users B) root, oracle and cloud users C) root and oracle users D) opc and oracle users E) root, opc and oracle use…
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_l…
    业界领先的实时数据集成工具GoldenGate现在可以帮助企业在传统数据库和云平台.大数据平台之间进行实时复制.新的OGG 12c支持更多的异构数据库和大数据平台,进一步提升可管理性和对混合云的支持.主要新特性如下: 一个新的streams迁移工具: Streams2OGG,帮助streams用户迁移到OGG平台,利用OGG当前的集成捕获和冲突管理等新功能: 支持IBM informix:OGG 12c现在支持从informix数据库抽取数据或把informix做为目标端,主要支持的版本…
1. 11g新特性概图 管理新特性> 开发新特性> 2. 12c 新特性概图…
浅析Oracle 12c中Data Guard新特性   写在前面 无论是做Oracle运维的小伙伴还是老伙伴,想必对Oracle数据库的数据级灾备核心技术—Data Guard是再熟悉不过了!这项从Oracle 8i就开始大面积普及的数据复制与灾备技术以其久经考验的成熟性.易用性和可靠性,受到了Oracle DBA界的一致好评,曾经一度是HA和DR,甚至数据迁移时的首选技术.然而近年来业界涌现的一系列新型技术方案,如基于日志的逻辑复制技术和存储底层复制技术等,有在某些方面超越Data Guar…