You may know that OCA, OCP, ocm relationship is a more difficult than a test, a higher than a gold content, but you know the specific test subjects, test methods, the employment situation difference? If you don't know, this easy-to-read article will give you a glance.Difference One: Gold contentOCA: The first step for database professionals to embark on Oracle database certificationRepresents the basic know
Today, December 6, 2016, OCM study has more than half, in less than 1 months time, ready to go to participate in OCM examination, now share the course of the test OCP.
Test 051,052 OCA Test certificate sent to your corresponding mailbox, after 053 applications submitted hands on to apply for OCP certificate. (Online inquiry of pass score) examination number subject Full name examination time (minutes) probl
Instructor name: Liu tie@ Oracle.comMSN:@ Hotmail.com
About the OCP examination,SQL 70 questions: dbai 88 questions (69%) passedOCP: Pass OCA certification, test workshop2, need to register: Pass the registration number of the factory trainingDba2: 64 questions (61%) 1 hour and a halfOCM: participate in at least two factory training courses, advanced (get OCP 10g certification)Beijing/Shanghai/GuangzhouDBA
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 o
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 o
Make sure that the directory where the installation file is located does not contain Chinese characters, otherwise there will be various problems! Since it is a learning and testing environment, these two items are free. Next, ignore. Of course, we
/ocp_interface.cert_request? P_testing_id = OCXXXXXXX p_track_id = DBOCA11G
Https://education.oracle.com/pls/eval-eddap-dcd/ocp_interface.cert_request? P_testing_id = OCXXXXXXX p_track_id = DBA11G
The preceding three addresses are the portals for applying for SQL, oca, And ocp certificates (if only some of the certificates are not received, you only need to access the URL corresponding to the unreceived certificate ).
3. check whether the addre
OCP Paper Certificate application procedure
Prerequisites, you have to attend the Oracle Training partner organization Training, and passed the certification exam, about training This Oracle company is documented, if there is no training direct online to buy test tickets and pass the exam, you can pass the exam, OCA,OCE can also get the certificate, However,
. Similarly, all associated index change steps are the same.
3. Execute INSERT and DELETE statements
Step
According to the database buffer;
Step
Insert, the change vector that will be applied to the table block (which may include the index block) is the byte that makes up the new row (possibly including the new key). The direction that will be applied to the undo block
Quantity is the rowid of the new line. For delete, the change vector to write to the undo block is the entire line.
Insert a
Worked for a system integration company that did not use Oracle for less than two years. Deployed and maintained from stand-alone to RAC, there is an initial understanding of Oracle's architecture, but it's basically what part of the section is used to learn which part. The middle process is tortuous and complicated. Learn from learning to install Oracle, Import Export, Rman Backup, AWR report analysis, RAC
content in the sysaux tablespace. The view lists the following content:
Occupied name
Usage description
Solution name
Mobile Stored Procedure
Current space usage
During component installation, you can choose not to place it in the sysaux tablespace. If you decide to move the component from the sysaux tablespace to the specified tablespace, you can use the stored procedure of moving the component in the V $ sysaux_occupants view. The stored procedure for moving can also move components fr
OCP will end the competition for the container industry, a disruptive industry's standard format.
Editor's note: the English version of this article is from VentureBeat, which is compiled by the Tiandi Zhuhai sub-rudder. The competition for container standards never stops when Docker-headed containers are sweeping around the world and the original application development and release methods are revolutionized. The competition for standards, the war
scope-memory;Alter system set LOCAL_LISTENER=NEW scope=memory;alter system register;20. At the operating system prompt, use the LSNRCTL service newlist to confirm that a new service has been registered with the new listener.21. Confirm that the new network environment is in effect by logging in using the following code:Sqlplus system/oracle@newExercise 4-2 setting up a shared server environmentThis exercise is a continuation of step 21 in exercise [4
The five principles of OO refer to SRP, OCP, LSP, DIP, ISP.SRP--(single Responsibility Principle sole responsibility principle)ocp--Opening and closing principle (Closed for modification; Open for Extension)The recently collated documents are provided to you, here on the LSP focus on the introduction, hope for everyone to help, in the learning and use of OO design, we should understand: the advent of OO ena
PHP 5 Principles for object-oriented OOP: Open closure principle--OCP
I. Introduction of OCP (ocp--open-closed Principle): PHP Open Source comSoftware entities (classes,modules,functions,etc.) should is open for extension, but closed for modification.Software entities should be open to extensions and closed to modifications, i.e. software entities should not be m
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
OCP question analysis _ 043: buffer cache and hit rate calculation method: www.2cto.com SELECT name, (1-(physical_reads/(db_block_gets + consistent_gets) * 100 H_RATIO FROM v $ ratio; the hit rate, as the standard for measuring the performance of the database, is already an old man's experience. Today, the hit rate can be used as a reference through the oracle wait interface, but the hit rate is not necessa
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