Quick study sessions to strengthen memory and retain key concepts.
Why might you prefer to use a connection pool with JDBC?
Connection pools improve performance by reusing existing connections. A connection pool manages a pool of database connections that…
View Card →Why does PreparedStatement in JDBC matter in practice?
PreparedStatement is used to execute parameterized SQL queries securely. PreparedStatement allows for the execution of SQL queries with…
View Card →How does the Connection object relate to transactions in JDBC?
The Connection object manages transaction boundaries. In JDBC, the Connection object controls transaction boundaries through its methods. By…
View Card →What are the trade-offs of using raw JDBC over ORM frameworks?
JDBC offers more control but requires more boilerplate code compared to ORM frameworks. Using raw JDBC provides full…
View Card →Why is it important to close JDBC resources explicitly?
To avoid resource leaks and ensure efficient resource usage. JDBC resources such as Connection, Statement, and ResultSet should…
View Card →How does JDBC facilitate communication between Java and databases?
JDBC acts as a bridge between Java applications and databases. JDBC provides a standard interface for connecting Java…
View Card →What is JDBC's role in Java applications?
JDBC connects Java applications to databases. JDBC (Java Database Connectivity) is an API that enables Java applications to…
View Card →Why does ResultSet in JDBC matter in practice?
ResultSet holds data retrieved from a database query. ResultSet provides methods to access and iterate over data fetched…
View Card →Why do teams use a connection pool in production code?
It enhances performance by reusing connections. Connection pooling reduces the overhead of creating and closing database connections by…
View Card →Why use setAutoCommit(false) in JDBC?
It allows manual control of transaction boundaries. Setting auto-commit to false lets you group multiple SQL statements into…
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