10 Questions
What is a benefit of using a PreparedStatement over a generic Statement?
It is used to execute precompiled queries multiple times without recompiling
What does the query optimizer do before returning the results?
Evaluates different plans for executing the query
When utilizing a PreparedStatement, what is necessary before executing it?
Create the PreparedStatement object
What is a disadvantage of not using a PreparedStatement for executing SQL statements?
Repeated compilation of SQL statements
Which interface extends the Statement interface to provide additional functionality in Java's JDBC?
PreparedStatement interface
What process is time-consuming if the same SQL statements are passed without using a PreparedStatement?
Compilation of SQL statements
In JDBC, how does PreparedStatement differ from Statement?
PreparedStatement represents and executes only one SQL statement, whereas Statement does not have this limitation.
What happens if the same SQL statements are passed when using a PreparedStatement?
The SQL statements are compiled again and again, consuming time
What features does a PreparedStatement offer over a generic Statement in Java's JDBC?
Use of setter and getter methods for updating SQL types
What is required to be done before executing a precompiled statement using PreparedStatement?
Create a PreparedStatement object with necessary values supplied
Test your knowledge of Java PreparedStatement and executeUpdate method with this quiz. See how well you understand setting parameters and executing queries with PreparedStatement in Java.
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