The Oracle 1Z0-047 exam is designed to measure the intelligence and expertise of professional’s in Retrieving Data Using the SQL SELECT Statement; Restricting and Sorting Data; Using Single-Row Functions to Customize Output; Reporting Aggregated Data Using the Group Functions; Displaying Data from Multiple Tables; Using Subqueries to Solve Queries; Using the Set Operators; Manipulating Data; Using DDL Statements to Create and Manage Tables.
1Z0-047 Oracle Database SQL Expert Exam Topics
Managing Objects with Data Dictionary Views
Use the data dictionary views to research data on your objects
Query various data dictionary views
Retrieving Data Using Subqueries
Write a multiple-column subquery
Use scalar subqueries in SQL
Solve problems with correlated subqueries
Update and delete rows using correlated subqueries
Use the EXISTS and NOT EXISTS operators
Use the WITH clause
"Oracle Database SQL Expert", also known as 1z0-047 exam, is a Oracle certification.With the complete collection of questions and answers, Test4actual has assembled to take you through 158 Q&As to your 1z0-047 Exam preparation. In the 1z0-047 exam resources, you will cover every field and category in Oracle certifications helping to ready you for your successful Oracle Certification. The Questions & Answers are the same as your real test. We ensure you pass it with high scores.Otherwise, we will give you full refund.
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In which scenario would you use the ROLLUP operator for expression or columns within a GROUP BY clause?
A.to find the groups forming the subtotal in a row
B.to create group-wise grand totals for the groups specified within a GROUP BY clause
C.to create a grouping for expressions or columns specified within a GROUP BY clause in one direction, from right to left for calculating the subtotals
D.to create a grouping for expressions or columns specified within a GROUP BY clause in all possible directions, which is cross-tabular report for calculating the subtotals
EMPDET is an external table containing the columns EMPNO and ENAME. Which command would
work in relation to the EMPDET table?
A.UPDATE empdet SET ename = 'Amit' WHERE empno = 1234;
B.DELETE FROM empdet WHERE ename LIKE 'J%';
C.CREATE VIEW empvu AS SELECT * FROM empdept;
D.CREATE INDEX empdet_idx ON empdet(empno);
The Oracle certification test 1Z0-047 contains some questions to test the candidate knowledge such as the describing peripherals and system software. Oracle Database SQL Expert is the other name of test 1Z0-047 and this is a rather challenging certification exam. If you are looking for the IT certification 1Z0-047 materials, you can find a lot of sources of certification materials on internet.
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A high quality test preparation software such as Test4actual will not only help you learn the 1Z0-047 exam materials and pass the certification exam in your first attempt. The OCA 1Z0-047 exam is an elective for the OCA 11g, Oracle Database: SQL Certified Expert, Oracle9i DBA OCA and Oracle PL/SQL Developer Certified Associate certifications. The Oracle Database SQL Expert exam is appropriate for you if you have experience in Oracle Databases and want to work as a Database Developer.