| Date: 06/22/2009 | | | | 13. Managing schema objects |
| By: uCertify - uCertify Team | | | | 14. Manipulating large data sets |
| Titled: Oracle Database SQL Expert | | | | 15. Generating reports by grouping related data |
| 1Z0-047-Certification | | | | 16. Managing data in different time zones |
| Introduction: | | | | 17. Retrieving data using sub queries |
| “Oracle Corporation” is the largest and most | | | | 18. Hierarchical retrieval |
| trusted upon enterprise software company in the | | | | 19. Regular expression support |
| whole world. Oracle, being the most secure, protective, | | | | Benefits: |
| maintained, reliable and operational database, have | | | | The two main advantages of getting certified in |
| become one of the largest sold and used database. It | | | | 1z0-047 Oracle Database SQL Expert are as follows: |
| is economical and easy to maintain. Almost all big | | | | 1) No matter whatever new version is introduced by |
| organizations use Oracle to keep their records | | | | the Oracle Corporation, SQL will always be needed |
| because of its excellent performance and | | | | for processing and manipulating the database. Hence, |
| comprehensiveness. It offers a powerful combination | | | | being certified as an Expert in SQL will always provide |
| of technology as well. Oracle comes with upgraded | | | | job avenues in the IT field. |
| versions that are better than the earlier ones; | | | | 2) Oracle is not the only one to use SQL as a |
| therefore, there will always be growth in job market | | | | database application language but there are others |
| for the Oracle certified candidates. | | | | also like Microsoft SQL Server, so getting expertise in |
| Oracle Certification, as other certification courses is a | | | | SQL proves to be helpful. |
| professional certification program offered by the | | | | Why to know about 1z0-047? |
| "Oracle Corporation". Doing Oracle Certification simply | | | | There is a great need to know about the Oracle |
| means getting specialized in a particular field. | | | | Certification Program name 1z0-047 Oracle Database |
| Oracle certification branches: | | | | SQL Expert because as said above Oracle comes |
| 1. Oracle Database Operator (DBO): The work of | | | | with upgraded versions that are better than the earlier |
| DBO is to assist DBA with day to day database | | | | ones but SQL, being the standard database application |
| operations such as database startup and shutdown, | | | | language, will always be required. As the new versions |
| installations, backup and recoveries, etc. | | | | of Oracle will be introduced new Certification |
| 2. Oracle Certified Associate (OCA): OCA works with | | | | Programs would come into the market simultaneously |
| database administrators or application developers as a | | | | but getting certified in each of them is a time |
| junior team member. The OCA certification is the | | | | consuming and money wasting process whereas, on |
| foundation for the job of Web administrators, | | | | the other hand, getting certified to an expertise of SQL |
| database administrators and developers in future. | | | | is like covering all versions in one. Hence, being certified |
| OCA certification ensures that the candidate has | | | | in 1z0-047 Oracle Database SQL Expert is more |
| knowledge of important database administration tasks, | | | | advantageous as compared to other SQL |
| understanding of the Oracle database architecture and | | | | version-wise certifications. |
| how its components work and interact. | | | | Preparation: |
| 3. Oracle Certified Professional (OCP): OCP | | | | There are 19 objectives each having approximately 4 |
| candidates have skills for managing a large scale | | | | sub-objectives, which are to be covered while |
| database. OCP certification helps the experienced | | | | preparing for the examination. The best way to |
| candidates to acquire senior positions in their career. | | | | prepare for the examination is to do objective-wise |
| Oracle Certified professionals are supposed to be | | | | planning and study in the same manner. Since the |
| database experts. They have the skills of setting up | | | | sub-objectives of a particular objective are related to |
| and managing Oracle Database functions, and to keep | | | | one-another therefore, it is always a good idea to |
| running the databases at maximum efficiency. | | | | prepare the sub-objectives of an objective all together |
| 4. Oracle Certified Master (OCM): It is the last level in | | | | and then proceed further. Seeking help from |
| the Oracle Certification Program. OCM candidates are | | | | Oracle’s site, its online documentation and other |
| the experts and they have the in-depth knowledge of | | | | reference books would help in better preparation for |
| Oracle server. They shoulder the responsibility of | | | | the examination; making use of preparatory materials |
| handling critical database systems and applications. | | | | enhances the level of preparation as well. |
| Structured Query Language (SQL): | | | | Advantages and disadvantages: |
| Database or database schema, though, exists logically | | | | Getting expert in any field is always advantageous. |
| but to access data from a database or to manipulate | | | | There are a number of benefits passing 1z0-047 |
| the same there is need of some standard language, | | | | Oracle Database SQL Expert. The job of data entry |
| and that language is SQL (Structured Query | | | | and retrieval into and from the database is one of the |
| Language). SQL is a simple non-procedural querying | | | | basic jobs done using SQL. Since there is a large |
| language and is most popular amongst the database | | | | number of places where the database is being used, |
| application computer languages of the present era. | | | | there is a large number of job avenues to fresh |
| Originally, known as SEQUEL, it was introduced in | | | | candidates as well as to the experienced ones, |
| 1974-75 by an IBM research center. Later on, in 1979, | | | | benefiting them with the return of large amount of |
| the Oracle Corporation named it SQL and | | | | capital in the form of good salary. |
| re-introduced it as a language for the commercial | | | | Useful Resources: |
| database system. It was standardized by the ANSI | | | | Books: |
| first and then by the ISO. SQL statements are used | | | | Following good books are available at the time of |
| for purposes like updating of data in the database, as | | | | writing this document, which are written specifically |
| well as insertion, deletion and retrieval of data to and | | | | from Oracle exam point of view. |
| from the database. | | | | -OCA Oracle Database SQL Expert Exam Guide |
| SQL is a simple language but has the power of | | | | (Exam 1Z0-047) By April J. Wells |
| managing the basic database related tasks, from mere | | | | -OCP Oracle Database 11g Administrator Certified |
| insertion and deletion to complex manipulations. Thus, | | | | Professional Study Guide By Robert G. Freeman, |
| to work on the database efficiently one needs to be | | | | Charles A. Pack, Doug Stuns |
| expert in SQL. Oracle, for the same purpose, provides | | | | When you are ready to prepare for 1z0-047 exam, |
| the certification course in SQL named 1z0-047 Oracle | | | | here's where you should start. |
| Database SQL Expert. This is one of the Oracle | | | | Recommended Training and Preparation: |
| Certification Programs, which ensures that the | | | | - |
| candidates have a strong foundation and expertise in | | | | - |
| SQL. | | | | - |
| 1Z0-047 Oracle Database SQL Expert Exam | | | | - |
| Information: | | | | - |
| 1. The time duration for the examination is 120 minutes. | | | | - |
| 2. The number of questions to be attempted by the | | | | Exam 047 has been validated against Oracle |
| candidate is 70, all objective type of various forms. | | | | Database 10g and Oracle Database 11g. Training on |
| 3. The passing score is 66% and is subject to change | | | | either version will be appropriate preparation. |
| as and when required. | | | | Additional Information & Resources: |
| 4. The price of the examination is $125 US | | | | Material on the topics "Generating Reports by |
| 5. Associated Certifications: | | | | Grouping Related Data" and "Hierarchical Retrieval" are |
| Oracle Database: SQL Certified Expert | | | | found in the Appendix of the Oracle Database 11g |
| Oracle 11g DBA OCA | | | | training manuals that accompany the Recommended |
| Oracle 10g DBA OCA | | | | Training courses. |
| Oracle9i DBA OCA | | | | Exam Retake Policy: |
| Oracle PL/SQL Developer Certified Associate | | | | Sample Questions: |
| Main objectives covered 1z0-047 Exam: | | | | Exam Simulators:uCertify, the market leader in IT |
| 1. Retrieving data using the SQL select statement | | | | Certification Exam Preparation, provides Oracle |
| 2. Restricting and sorting data | | | | Database SQL Expert 1z0-047 Exam Simulator. The |
| 3. Using single-row functions to customize output | | | | simulator is quite useful and effective in fine-tuning your |
| 4. Reporting aggregated data using the group functions | | | | preparation within a limited timeframe. |
| 5. Displaying data from multiple tables | | | | Certification Forums: |
| 6. Using sub queries to solve queries | | | | Certification forums are a very good resource to align |
| 7. Using the set operators | | | | you preparation with your peers. You can discuss any |
| 8. Manipulating data | | | | insight, problem, or issue with like-minded professionals |
| 9. Using DDL statements to create and manage tables | | | | and keep yourself updated all the time through the |
| 10. Creating other schema objects | | | | forum. Oracle Certification Forum facilitates such a |
| 11. Managing objects with data dictionary views | | | | platform for you to succeed in the 1z0-047 exam and |
| 12. Controlling user access | | | | enhance your learning experience. |