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Oracle 1Z0-909 Exam
- Topic 1: Demonstrate connector use, management and configuration/ Secure credentials and connections
- Topic 2: Explain application development with NoSQL and XDevAPI/ Handle and interpret errors and warnings
- Topic 3: Explain the programming constructs used in stored routines/ Choose between connectors for a given application
- Topic 4: Resolve consistency problems with isolation levels/ Set SQL Modes to change MySQL behavior
- Topic 5: Use MySQL Shell to access document stores/ Retrieve data from the database by using a connector
- Topic 6: Understand locking mechanisms within MySQL/ Control transactions in applications
- Topic 7: Create and execute stored routines/ MySQL Schema Objects and Data
- Topic 8: Rewrite queries for optimization/ Store and process string data
- Topic 9: Analyze queries for optimization/ Aggregate and summarize data/ Data-driven Applications
- Topic 10: Create and access a document store/ JSON and Document Store/ Store and process numeric data
- Topic 11: Store and process spatial data/ Design, create, and alter views
- Topic 12: Schedule database operations/ Store and process temporal data
Free Oracle 1Z0-909 Exam Actual Questions
The questions for 1Z0-909 were last updated On May. 26, 2023
Examine this statement and output:
CREATE TABLE geom (g GEOMETRY NOT NOLL, SPATIAL INDEX(g) ) ; Query OK, 0 rows affected, 1 warning (0.01 sec)
An attempt is made to add an SRID attribute to the column using the statement:
ALTER TABLE geom MODIFY COLUMN g geometry NOT NULL SRID 0;
Which is true?
Examine these commands and output:
Which is true about the execution of the insert statement?
Examine the appointments table definition which contains one million rows:
Now, examine this statement which executes successfully:
Which statement will improve query performance?
Examine these commands which execute successfully:
mYsql> CREATE TABLE income (acct_num INT, amount DECIMAL(10,2));
mysql> CREATE TRIGGER subtotal BEFORE INSERT ON income
FOR EACH ROW SET @subtotal = subtotal + NEW.amount;
Which is true for the income table?
Which change will prevent negative ages to be inserted into the people table?
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