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| Section | Objectives |
|---|---|
| Topic 1: Using SQL Functions | - Use conversion functions - Use character, number, and date functions in SELECT statements |
| Topic 2: Using DML Statements | - Use the MERGE statement - Control transactions - Update rows in a table - Insert rows into a table - Delete rows from a table |
| Topic 3: Using DDL Statements | - Create and manage sequences - Create and manage views - Create and manage tables - Create and manage constraints - Create and manage indexes |
| Topic 4: Using Set Operators | - Use UNION, UNION ALL, INTERSECT, and MINUS operators |
| Topic 5: Controlling User Access | - Create and manage roles - Differentiate system privileges from object privileges - Grant and revoke privileges |
| Topic 6: Using Joins | - Use self-joins - Use cross joins - Use equijoins and non-equijoins - Use outer joins (LEFT, RIGHT, FULL) |
| Topic 7: Using Subqueries | - Use single-row subqueries - Use correlated subqueries - Use multiple-row subqueries |
| Topic 8: Using SELECT Statements | - Use the FETCH clause to limit rows returned - Use the WHERE clause to restrict rows - Use the ORDER BY clause to sort rows - Execute a basic SELECT statement |
>> 1Z0-171 Latest Exam Pattern <<
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NEW QUESTION # 27
What does the following SQL query return?
SELECT employee_id, salary * 12 AS annual_salary FROM employees;
Answer: A
NEW QUESTION # 28
What does the NEXTVAL pseudocolumn do in SQL?
Answer: D
NEW QUESTION # 29
Which type of join retrieves only the rows with matching values in both tables?
Answer: D
NEW QUESTION # 30
Which type of subquery returns exactly one value?
Answer: D
NEW QUESTION # 31
What does the following command do?
GRANT CREATE SESSION TO user_name;
Answer: D
NEW QUESTION # 32
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