oca ocp

I have not written any new logs for 20 days. Sorry, I am very concerned about this blog. We have prepared for three months since March. We have attended Oracle 9i training these days and successfully passed all four OCP courses. Although it takes more than a month to get the certificate, you can put your mind down for the moment. The current work is not directly related to Oracle. The first test is to obtain a certificate (I have never been certified

I finally completed all the OCP DBA courses. Tired! In general, Oracle certification is worth the test. I have a ccnp and MCSE certificate, but after passing the DBA examination, I feel that I have not only deepened my understanding of modern databases, but also enriched the knowledge structure of computer science. In my opinion, Oracle databases even have some operating system functions. There are quite a few things to remember about Oracle exams. T

traveler and the method of arriving is very close, and the specific way to arriving is a low level problem. The above problems and implementation are a common method to achieve the [open and closed principle]-The Policy mode. There is also a common implementation method: Template Method. In fact, the essence of these two methods is the combination of object-oriented methods. And inheritance. We have learned how to encapsulate changes. How can we encapsulate changes? Mastering this skill i

Open-closed principle Software"Open-Close principle" in Design" This principle was first proposed by Bertrand Meyer.Entities shocould be open for extension, but closedModification. It means that a software entity should be open to extensions and closed to modifications. That is to say, when designing a module, we should enable this module before it is not modified.Extension. In other words, you do not need to modify the source code.To change the behavior of this module. Satisfying the

Process for failing to receive the certificate (transferred from itpub) Reporter: fulfillment@prometric.com address into fulfillment@thomson.com, if you do not know it all try.Reporter: The following content is for 04 years. After waiting for a long time, if you have not received the certificate, don't worry, because as long as you pass the exam, it is a matter of time to get the certificate. However, due to shipping, address error, and other reasons, you may need to re-print the mail, you can

Finally put OCP DBA's course all finished, tired Ah! Overall Oracle certification is worth the test. I have CCNP, MCSE certificate, but through the DBA examination, feel not only deepened the understanding of modern databases, but also enrich the knowledge structure of computer science. I think, in some ways, Oracle databases even have some operating system capabilities. Oracle's exams, there are quite a few things to remember, the exam requirements

Tags: 11g OCP database Oracle Certification Exam Exam QuestionsQUESTION 1You notice the performance of the database have degraded because of frequent checkpoints.Which resolve the issue? (Choose.)A. Disable Automatic checkpoint TuningB. Check the size of the redo log file size and increase the size if it is smallC. Set the Fast_start_mttr_target parameter as per the advice given by the MTTR AdvisorD. Decrease the number of redo log members if there is

Oracle SQL Language DDL and Object Management-beyond OCP proficient in Oracle Video tutorial training 27This course introduces:Oracle Video tutorial, wind Brother this set of Oracle Tutorial training is the Oracle SQL language DDL and Object management, the course content is detailed as follows:Describes table schema objects and the data types available in tablesCreation and management of tablesCreation and use of temporary tablesCreation and manageme

Tags: SQL query statement SQL statement SQL Tutorial SQL language SQL database tutorialOracle SQL Language Common functions _ Beyond OCP Proficient Oracle Video Tutorial Training 30This course introduces:Oracle Video tutorial, wind Brother this set of Oracle Tutorial training is the Common functions of the Oracle SQL language, the course content is as follows:Aggregate functions-Data statisticsGrouping functions-using group BY and havingCharacter func

Oracle Performance Optimization Performance Diagnostic Tool-beyond OCP proficient in Oracle video tutorial Training 33Course IntroductionOracle Video tutorial, wind Brother this set of Oracle Tutorial training Oracle Performance optimization Statistical information management, the course content is as follows:1.Oracle self-bring performance diagnostic Tool introduction2. Performance tool operation process in daily maintenanceCollection time for 3.awr

Oracle performance Optimization operating system Tools-beyond OCP proficient in Oracle video tutorial Training 37Course IntroductionWind Brother Oracle Video tutorial Video Tutorial Learning Address:Http://edu.51cto.com/course/course_id-8406.htmlOracle performance optimized operating system Performance tool, the course content is as follows:1. Operating System performance Optimization analysis and tool description2. Top/topas of operating system perfo

Tags: Oracle performance tuning Oracle database optimization Oracle Optimization training Oracle Performance Tuning Oracle Database Performance TuningOracle Performance Optimization materialized view management-Beyond OCP proficient Oracle Video Tutorial Training 39Course IntroductionWind Brother Oracle Video tutorial Video Learning Address:Http://edu.51cto.com/course/course_id-8440.htmlMaterialized view management for Oracle Performance optimization,

Tags: Oracle database tutorial oracle tutorial oracle Video Tutorial oracle certification oracle training Course ObjectivesOracle Video tutorial, wind brother Oracle Tutorial training learning content including Oracle monitoring concepts and common profiles, monitoring tools and service testing, Oracle monitoring static registration and dynamic registration, configuring Oracle Second Monitoring, Oracle monitoring and client configuration, Oracle monitoring log configuration and

Tags: Oracle tutorial Oracle Database Tutorial oracle11g installation diagram Oracle database create Oracle Database650) this.width=650; "src=" Http://s3.51cto.com/wyfs02/M02/6E/14/wKiom1VyyWCRfjEKAAGteXGzWtU074.jpg "title=" Oracle database creation and Installation "alt=" Wkiom1vyywcrfjekaagtexgzwtu074.jpg "/>_ beyond OCP Proficient in Oracle Video tutorial training 02~04After completing this Oracle video tutorial, you can learn the following:Oracle

OCP question analysis _ 007: sequence can be designed to be unique, but continuous instances cannot be implemented. sequence disconnection number, transaction rollback, sequence disconnection number, concurrent access, sequence may be disconnected ...... www.2cto.com calls seq_name.currval, the returned result is the returned value of seq_name.nextval, which is the last time seq_name.nextval is called in this session. Therefore, when seq_name.currval

mailing address does not support Chinese characters and has a limit of 40 characters. It is best to use overseas email addresses, such as GMAIL. I use SINA. COM, which often cannot send emails to @ ORACLE. COM. After submission, an email will be sent within one business day to give you an account and password. For example, mine: ---------------------------------------------------------------------------- Hello Kun,Your Course Submission Form has been received ed by the Oracle Certification tea

and reset time information in datafile and online redolog FileIn versions earlier than 10 Gb, we recommend that you perform a full backup immediately after the database completes the open resetlogs operation.Because in earlier versions, online redolog files are not archived When the open resetlogs operation is executed.This will cause the archived log file to be no longer consecutive, And the backup created earlier will not be valid.That is, the current status cannot be restored and can only be

user creates a private synonym in his/her own mode, the user must have the create synonym permission; otherwise, the user cannot create a private synonym.② If you want to create a synonym in other modes, you must have the create any synonym permission.③ Create public synonym system permission is required to create a public synonym.(Iv) OCP questions Q: 16 Mary has a view called EMP_DEPT_LOC_VU that was created based onthe EMPLOYEES, DEPARTMENTS, an

: restored block(s) from backup piece 1piece handle=/u01/app/oracle/flash_recovery_area/EMREP/backupset/2012_12_17/o1_mf_nnndf_TAG20121217T205237_8dy5dor3_.bkp tag=TAG20121217T205237channel ORA_DISK_1: block restore complete, elapsed time: 00:00:02starting media recoverymedia recovery complete, elapsed time: 00:00:07Finished blockrecover at 17-DEC-12 6. Data Verification: sys@EMREP> conn u1/u1Connected.u1@EMREP> select * from t2; B---------- 1 3 7. Notes:Blockrecover da

want to eat the space that can be increased by shared_pool.Indeed, setting db_cache_size solves the problem of excessive shared_pool occupation.Alternatively, you can:You can also set these two parameters.Shared_pool_reserved_size_ Shared_pool_reserved_min_alloc: the minimum value is changed to 4100. idle> select a.ksppinm name,b.ksppstvl value,a.ksppdesc description from x$ksppi a,x$ksppcv b where a.indx = b.indx and a.ksppinm like '%_shared_pool_reserved_min_all