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| Section | Objectives |
|---|---|
| Topic 1: Using DML Statements | - Update rows in a table - Control transactions - Insert rows into a table - Use the MERGE statement - Delete rows from a table |
| Topic 2: Using SQL Functions | - Use conversion functions - Use character, number, and date functions in SELECT statements |
| Topic 3: Controlling User Access | - Create and manage roles - Differentiate system privileges from object privileges - Grant and revoke privileges |
| Topic 4: Using Subqueries | - Use single-row subqueries - Use correlated subqueries - Use multiple-row subqueries |
| Topic 5: Using Set Operators | - Use UNION, UNION ALL, INTERSECT, and MINUS operators |
| Topic 6: Using SELECT Statements | - Use the FETCH clause to limit rows returned - Execute a basic SELECT statement - Use the ORDER BY clause to sort rows - Use the WHERE clause to restrict rows |
| Topic 7: Using Joins | - Use cross joins - Use self-joins - Use outer joins (LEFT, RIGHT, FULL) - Use equijoins and non-equijoins |
| Topic 8: Using DDL Statements | - Create and manage constraints - Create and manage indexes - Create and manage views - Create and manage tables - Create and manage sequences |
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NEW QUESTION # 83
Which type of subquery returns exactly one value?
Answer: B
NEW QUESTION # 84
Which of the following can be achieved using a correlated subquery?
Answer: D
NEW QUESTION # 85
Which type of join includes rows that do not have matching values in the joined table?
Answer: C
NEW QUESTION # 86
Which of the following best describes a relational database?
Answer: D
NEW QUESTION # 87
What is a role in Oracle Database?
Answer: C
NEW QUESTION # 88
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