Java – Page 22 – Sharp: NCLEX, Java & Python

Java: JOINs

How do SQL JOINs affect the shape of the result set compared to separate queries?

What design consequences arise from using SQL JOINs in application logic?

How are one-to-many relationships typically represented in Java using JDBC?

In JDBC, how can you efficiently retrieve a list of orders with associated customer names using SQL?

Why might a RIGHT JOIN be more beneficial than a LEFT JOIN in certain scenarios?

How can JOINs help to prevent the N+1 query problem in JDBC?

What are the trade-offs of using complex JOINs in large datasets?

Why is `PreparedStatement` the safer default for dynamic queries?

How would you explain a PreparedStatement in an interview?

Why is parameter binding important in PreparedStatements?