If you want to get promotions or high-paying jobs in the Oracle sector, then it is important for you to crack the Oracle Database 23ai SQL Associate (1Z0-171) certification exam. The Oracle 1Z0-171 certification has become the best way to validate your skills and accelerate your tech career. 1Z0-171 Exam applicants who are doing jobs or busy with their other matters usually don't have enough time to study for the test.
| Section | Weight | Objectives |
|---|---|---|
| Topic 1: Controlling User Access | 5% | - Granting privileges on tables - Roles creation and privilege assignment - System vs object privileges |
| Topic 2: Displaying Data from Multiple Tables | 10% | - Different types of joins: equijoin, non-equijoin, outer join, self-join - Cartesian products |
| Topic 3: Managing Tables with DML | 5% | - INSERT, UPDATE, DELETE operations - Transaction management and control - Multi-table INSERT and MERGE statements |
| Topic 4: DDL for Tables and Relationships | 15% | - CREATE TABLE statement - TRUNCATE TABLE statement - Temporary and external tables - Constraints management - Drop columns, set unused columns - Views management - Table structure, columns, data types |
| Topic 5: Using SET Operators | 5% | - Using ORDER BY with set operations - UNION, UNION ALL, INTERSECT, MINUS operators - Matching SELECT statements |
| Topic 6: Relational Database Concepts | 5% | - Relational database theoretical and physical aspects - Relationship between database and SQL - SQL SELECT clauses and ERD components |
| Topic 7: Retrieving and Sorting Data | 15% | - Using SELECT statement and column aliases - Operators, literals, DISTINCT keyword - DEFINE and VERIFY commands - Limiting rows and substitution variables - Sorting query results - Operator precedence rules - Arithmetic expressions and NULL values |
| Topic 8: Data Dictionary and Time Zones | 5% | - Using data dictionary views - CURRENT_DATE, CURRENT_TIMESTAMP, LOCALTIMESTAMP - INTERVAL data types |
| Topic 9: Using Functions | 25% | - Group functions and grouping data - Restricting group results - TO_CHAR, TO_NUMBER, TO_DATE conversion functions - Nested functions - Character functions for string manipulation - NVL, NULLIF, COALESCE functions - Data type conversion: implicit and explicit - ROUND, TRUNC, MOD functions - Date arithmetic and date functions |
| Topic 10: Managing Indexes, Synonyms, Sequences | 5% | - Create and manage sequences - Create and manage synonyms - Create and manage indexes |
| Topic 11: Using Subqueries | 5% | - Single-row and multi-row subqueries - Correlated subqueries for update and delete |
>> 1Z0-171 Latest Study Questions <<
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NEW QUESTION # 38
Which type of join returns all rows from the left table, even if there are no matches in the right table?
Answer: A
NEW QUESTION # 39
Which function is used to convert a string to uppercase in SQL?
Answer: A
NEW QUESTION # 40
Which of the following ensures that a relational database enforces data integrity?
Answer: C
NEW QUESTION # 41
How is the LOCALTIMESTAMP function different from CURRENT_TIMESTAMP?
Answer: A
NEW QUESTION # 42
Which SQL keyword is used to remove duplicate rows from the result set of a query?
Answer: A
NEW QUESTION # 43
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