SQL for Java Devs – Page 8 – Sharp: NCLEX, Java & Python

Java: PreparedStatements

Why should you avoid concatenating user input into SQL queries?

Why can not using PreparedStatements become a problem in production code?

How can PreparedStatements benefit repeated query execution?

What JDBC method executes a query with a PreparedStatement?

Understanding PreparedStatement's Impact on Performance?

Choosing Between PreparedStatements and Statements?

How would you explain the repository pattern buying you in plain JDBC code in an interview?

How do PreparedStatements handle transactions?

What JDBC method executes a PreparedStatement that returns a ResultSet?

How do PreparedStatements handle complex SQL joins?