When might it be counterproductive to use an index?
How would you explain a common mistake when using indexes in an interview?
What design consideration should be made for heavily searched columns?
How can you balance the read and write performance in a database?
How would you explain a sequential scan in SQL in an interview?
How can you tell if an index is used in a query?
Why move from in-memory collections to a relational database?
Why use setAutoCommit(false) in JDBC?
Why do teams use a connection pool in production code?
Why does ResultSet in JDBC matter in practice?