SQL for Java Devs – Page 4 – Sharp: NCLEX, Java & Python

Java: ResultSets and Mapping

How can you ensure a ResultSet is closed even if an exception occurs?

What makes PreparedStatement safer than Statement?

What are the implications of using ResultSet.TYPE_SCROLL_INSENSITIVE?

How to extract a double value from a ResultSet?

Why is it important to close a ResultSet?

How do you extract a strongly-typed value from a ResultSet?

What are the trade-offs of manual ORM in JDBC?

How can you safely close a ResultSet even if an exception occurs?

What happens if you fail to close a ResultSet?

What issues arise from using rs.getString() for all column types?