Exam Name: MySQL 8.0 Database Developer
Certification Provider: Oracle
Corresponding Certification: MySQL Developer
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Instant Download Oracle : 1Z0-909 Questions & Answers as PDF & Test Engine
Updated: Oct 08, 2026
No. of Questions: 66 Questions & Answers with Testing Engine
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Oracle 1Z0-909 Exam Overview:
| Certification Vendor: | Oracle |
|---|---|
| Exam Name: | MySQL 8.0 Database Developer |
| Exam Number: | 1Z0-909 |
| Available Languages: | English |
| Related Certifications: | Oracle Certified Professional, MySQL 8.0 Database Developer |
| Exam Format: | Multiple Choice Questions (MCQ) |
| Real Exam Qty: | 65 |
| Exam Duration: | 90 minutes |
| Exam Price: | USD 245 (may vary by country) |
| Passing Score: | 62% |
| Sample Questions: | DOWNLOAD DEMO |
| Exam Way: | Onsite or through test provider (Pearson VUE / Oracle testing platform) |
| Official Syllabus URL: | https://education.oracle.com/mysql-80-database-developer/pexam_1Z0-909 |
Oracle 1Z0-909 Exam Syllabus Topics:
| Section | Objectives |
|---|---|
| JSON and Document Store | - Create and store JSON documents - Create and access a document store - Use MySQL Shell to access document stores - Explain application development with NoSQL and XDevAPI - Process data in JSON documents |
| MySQL Schema Objects and Data | - Design, create, and alter views - Store and process string data - Store and process temporal data - Store and process spatial data - Store and process numeric data |
| Transactions | - Understand locking mechanisms within MySQL - Control transactions in SQL - Control transactions in applications - Resolve consistency problems with isolation levels |
| Query Optimization | - Rewrite queries for optimization - Use indexes for optimization - Analyze queries for optimization |
| Connectors and APIs | - Demonstrate connector use, management and configuration - Choose between connectors for a given application - Secure credentials and connections - Retrieve data from the database by using a connector - Handle special values |
| Data-driven Applications | - Advanced Report Generation - Display query results - Set SQL Modes to change MySQL behavior - Use prepared statements - Aggregate and summarize data - Handle and interpret errors and warnings |
| MySQL Stored Programs | - Create and execute triggers - Schedule database operations - Create and execute stored routines - Explain the programming constructs used in stored routines |
1Z0-909 Exam Essentials: A Candidate's FAQ
Yes — true gold fears no fire, and our materials welcome the test. The free demo is cut directly from the real Oracle MySQL 8.0 Database Developer question bank, so you get a genuine preview of the content, plus a look at what the software version looks like after opening and how it is used. All demos at Prep4away are free of charge; download, examine, and decide about the 1Z0-909 exam package only when your questions are answered.
The 1Z0-909 exam requires 62% to pass, and registration costs USD 245 (may vary by country). Since the fee applies to every attempt, candidates who rehearse thoroughly with mock exams before booking tend to make the smarter investment.
According to the official outline, the 1Z0-909 exam covers weighted domains including:
- Transactions ()
- Query Optimization ()
- MySQL Schema Objects and Data ()
The Oracle MySQL 8.0 Database Developer practice questions at Prep4away map onto these same objectives, so mock exam sessions in the software version exercise exactly the areas the real exam tests.
The 1Z0-909 exam is the official test behind the Oracle MySQL 8.0 Database Developer certification from Oracle, and for many working professionals it ranks among the most essential exams of their career. It measures whether you can apply the published objectives in practical scenarios — which is precisely why rehearsing under realistic mock exam conditions, not just reading, makes such a difference to both confidence and results.
Practice tests mean a lot when an exam matters. The software version of the Oracle MySQL 8.0 Database Developer materials provides mock exams that let you accumulate real experience: each session builds familiarity with question flow and timing, which relieves stress, and at the same time increases your answering speed and the standardization of your responses. By the day of the real 1Z0-909 exam, you are not facing something new — you are repeating something practiced.
The 1Z0-909 exam includes 65 questions and allows 90 minutes minutes. That is limited time per question — mock exams under the same cap are the most direct way to build the pace you will need.
Oracle MySQL 8.0 Database Developer Sample Questions:
Examine these statement which execute successfully:
Now, examine this desired output:
Which two queries will produce the out?
- A.
- B.
- C.
- D.
- E.
Correct Answer: A,B 🗳️
Examine the employee table structure:
Which set of statements immediately returns empname for a given emp_id by using a parameterized prepare statement?
A)
D)
- A. Option B
- B. Option A
- C. Option D
- D. Option C
Correct Answer: C 🗳️
Which two are true about MySQL Document Store?
- A. It depends heavily on strictly typed data.
- B. It helps to store data items in a schema-less key-value store.
- C. There is no access to relational tables.
- D. It can store documents greater than 4 GB.
- E. It allows one to bypass the SQL layer of the server.
Correct Answer: B,E 🗳️
Your session has sqi_mode set to default.
Examine this statement which executes successfully:
Now examine this statement:
Which two changes are required to the insert statement so that it inserts the correct data?
* std_id = 10301
* firstname = Mary
* lastname = O'Hagen
* birthdate = November 26, 1997
* reg_date = the current date
- A. Change "O'Hagen" to "O\'Hagen".
- B. Change "O'Hagen" to 'o\'Hagen'.
- C. Change DATE () to DAY ().
- D. Change " NULL " to ' NULL ' .
- E. Change " NULL " to NULL.
- F. Change date () to CURRENT_TIMESTAMP () .
Correct Answer: C,E 🗳️
Examine this bar graph based on columns from the players table:
Which two statements would generate this bar graph?
- A. SELECT Name, Gender, Sport, REPEAT('# 'Y GPA*10) AS GPA_Graph FROM players ORDER BY GPA DESC;
- B. SELECT Name, Gender, Sport, LENGTH (GPA*10, '# ') AS GPA_Graph FROM players ORDER BY GPA DESC;
- C. SELECT Name, Gender, Sport, CONCAT ('# ' GPA*10) AS GPA_Graph FROM players ORDER BY GPA DESC;
- D. SELECT Name, Gender, Sport, RPAD ('# ' GPA*10) AS GPA_Graph FROM players ORDER BY GPA DESC;
- E. SELECT Name, Gender, Sport, CHAR_LENGTH ('# ' GPA*10) AS GPA_Graph FROM players ORDER BY GPA DESC;
Correct Answer: A,D 🗳️
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