Oracle 1Z0-047 valid exam dumps : Oracle Database SQL Expert
- Exam Code: 1Z0-047
- Exam Name: Oracle Database SQL Expert
- Updated: Sep 17, 2026
- Q&As: 264 Questions and Answers
About Oracle 1Z0-047 Valid Exam Braindumps
Preparation momentum is fragile, so ValidDumps protects it: the complete Oracle Database SQL Expert package, 264 1Z0-047 practice questions included, arrives in your email about a minute after payment.
Oracle 1Z0-047 Exam Overview:
| Certification Vendor: | Oracle |
|---|---|
| Exam Name: | Oracle Database SQL Expert |
| Exam Number: | 1Z0-047 |
| Certificate Validity Period: | Typically 3 years (depends on Oracle policy) |
| Real Exam Qty: | 70 |
| Related Certifications: | Oracle Database SQL Fundamentals I (1Z0-051) |
| Exam Price: | Approximately USD 195 (varies by region) |
| Exam Format: | Multiple Choice, Multiple Response |
| Exam Duration: | 120 minutes |
| Passing Score: | Not publicly disclosed (Oracle doesn’t publish exact pass marks) |
| Available Languages: | English, Spanish, German, Japanese |
| Sample Questions: |  |
| Exam Way: | Onsite at Pearson VUE or online proctored delivery |
| Pre Condition: | No formal prerequisite, but SQL Fundamentals knowledge recommended |
| Official Syllabus URL: | https://www.oracle.com/education/certification/ |
Oracle 1Z0-047 Exam Syllabus Topics:
| Section | Objectives |
|---|---|
| Restricting and Sorting Data | - Sort query results - Limit rows returned |
| Using DDL Statements | - Create and manage tables - Understand data types and constraints |
| Managing Data in Different Time Zones | - Datetime functions and timezone handling |
| Controlling User Access | - System and object privileges - Granting roles and privileges |
| Displaying Data from Multiple Tables | - Joins (inner, outer, self) - Cartesian products |
| Using Single-Row Functions | - Character, number, and date functions - Conversion functions |
| Managing Objects with Data Dictionary Views | - Use data dictionary views |
| Manipulating Large Data Sets | - Multitable INSERTs and MERGE - Flashback query usage |
| Manipulating Data | - Transaction control - INSERT, UPDATE, DELETE |
| Hierarchical Retrieval | - CONNECT BY and tree-structured queries |
| Using Set Operators | - UNION, INTERSECT, MINUS - Control order of result sets |
| Generating Reports by Grouping Related Data | - ROLLUP and CUBE operations - GROUPING SETS |
| Regular Expression Support | - Using regular expressions in SQL |
| Creating and Managing Schema Objects | - Views, sequences, and indexes - Private and public synonyms |
| Retrieving Data Using the SQL SELECT Statement | - Execute basic SELECT statements - Understand schema object behavior - List capabilities of SQL SELECT |
| Using Subqueries | - Define and use various subquery types - Correlated subqueries and WITH clause |
| Reporting Aggregated Data | - Group functions and GROUP BY - HAVING clause usage |
Frequently Asked Questions About Oracle Database SQL Expert
Oracle Database SQL Expert is an official Oracle exam, catalogued under the code 1Z0-047. Passing it awards the Other Oracle Certification certification at the Expert level. It also links to Oracle Database SQL Fundamentals I (1Z0-051), which broadens its career value. Qualifying exams exist to prove ability in a measurable way, and this one proves yours against the vendor's own standard.
Oracle Database SQL Expert gives you 70 questions and 120 minutes to answer them. Treat time as a resource to allocate, not a countdown to fear: rehearse full sessions in the ValidDumps test engine, practice skipping and returning, and build the calm familiarity that lets your actual knowledge show up on exam day.
Passing Oracle Database SQL Expert takes Not publicly disclosed (Oracle doesn’t publish exact pass marks), and the official fee is Approximately USD 195 (varies by region). Retakes cost the full Approximately USD 195 (varies by region) again, which makes verified readiness the cheapest insurance there is. Track your ValidDumps practice scores across sessions and book the exam only when clearing the requirement has become your baseline, not your best day.
No formal prerequisite, but SQL Fundamentals knowledge recommended
Since vendor requirements are revised periodically, confirm the current conditions before registering on the official exam page.
Yes. ValidDumps provides a free PDF demo of the Oracle Database SQL Expert material, so the product can earn your trust before it earns your money. After purchase, updates are free for 365 days, and once your product expires you can extend the update service at a 50% discount.
Your purchase carries a 100% money-back guarantee with defined conditions. Take the Oracle Database SQL Expert exam within 60 days of purchase; if you fail, you can claim a full refund, provided the exam matches your product. Attempts within 3 days of purchase are not eligible, and neither are downloaded-but-unused products, free materials, or expired orders; the candidate name must match the payer name. File with a scanned enrollment slip and the official Score Report PDF within 2 days of the exam, and claims are processed within 7 days. If you prefer, exchange instead: two other exam products of equal value, free, with the update service on your original purchase retained.
Delivery is instant: files unlock for download at payment and are emailed within one minute. If nothing arrives within 2 hours, check spam and contact customer service. Installation is unlimited across your computers.
The Oracle Database SQL Expert exam is divided into 17 domains. The most prominent are Using DDL Statements, Manipulating Large Data Sets, and Hierarchical Retrieval. The complete outline is above on this page; candidates who know the map waste far less time getting to the destination.
Oracle Database SQL Expert Sample Questions:
Which mandatory clause has to be added to the following statement to successfully create an
external table called EMPDET?
CREATE TABLE empdet
(empno CHAR(2), ename CHAR(5), deptno NUMBER(4))
ORGANIZATION EXTERNAL
(LOCATION ('emp.daf));
- A. ACCESS PARAMETERS
- B. TYPE
- C. DEFAULT DIRECTORY
- D. REJECT LIMIT
Correct Answer: C 🗳️
Which two statements are true regarding roles? (Choose two.)
- A. The REVOKE command can be used to remove privileges but not roles from other users.
- B. A role can be granted to PUBLIC.
- C. A user can be granted only one role at any point of time.
- D. A role can be granted to itself.
- E. Roles are named groups of related privileges that can be granted to users or other roles.
Correct Answer: B,E 🗳️
You executed the following SQL statements in the given order:
CREATE TABLE orders
(order_id NUMBER(3) PRIMARY KEY,
order_date DATE,
customer_id number(3));
INSERT INTO orders VALUES (100,'10-mar-2007,,222);
ALTER TABLE orders MODIFY order_date NOT NULL;
UPDATE orders SET customer_id=333;
DELETE FROM order;
The DELETE statement results in the following error:
ERROR at line 1:
ORA-00942: table or view does not exist
What would be the outcome?
- A. All the statements up to the ALTER TABLE statement would be committed and the outcome of the UPDATE statement is retained uncommitted within the session.
- B. All the statements before the DELETE statement would be implicitly committed within the session.
- C. All the statements up to the ALTER TABLE statement would be committed and the outcome of UPDATE statement would be rolled back.
- D. All the statements before the DELETE statement would be rolled back.
Correct Answer: A 🗳️
Evaluate the following statement: INSERT ALL WHEN order_total < 10000 THEN INTO small_orders WHEN order_total > 10000 AND order_total < 20000 THEN INTO medium_orders WHEN order_total > 2000000 THEN INTO large_orders SELECT order_id, order_total, customer_id FROM orders;
Which statement is true regarding the evaluation of rows returned by the subquery in the INSERT statement?
- A. They are evaluated by all the three WHEN clauses regardless of the results of the evaluation of any other WHEN clause.
- B. The INSERT statement would give an error because the ELSE clause is not present for support in case none of the WHEN clauses are true.
- C. They are evaluated by the first WHEN clause. If the condition is false, then the row would be evaluated by the subsequent WHEN clauses.
- D. They are evaluated by the first WHEN clause. If the condition is true, then the row would be evaluated by the subsequent WHEN clauses.
Correct Answer: A 🗳️
View the Exhibit and examine the structure of the ORDERS and ORDER_ITEMS tables.
In the ORDERS table, ORDER_ID is the PRIMARY KEY and ORDER_DATE has the DEFAULT
value as SYSDATE.
Evaluate the following statement:
UPDATE orders
SET order_date=DEFAULT
WHERE order_id IN (SELECT order_id FROM order_items
WHERE qty IS NULL);
What would be the outcome of the above statement?
- A. The UPDATE statement would not work because the main query and the subquery use different tables.
- B. The UPDATE statement would change all the ORDER_DATE values to SYSDATE irrespective of what the current ORDER_DATE value is for all orders where QTY is NULL
- C. The UPDATE statement would change all ORDER_DATE values to SYSDATE provided the current ORDER_DATE is NOT NULL and QTY is NULL
- D. The UPDATE statement would not work because the DEFAULT value can be used only in INSERT statements.
Correct Answer: B 🗳️
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