Java Fundamentals: JDBC, File I/O, and Network Socket Programming

Posted by on Jan 2, 2026 in Asian and African Studies-Arabic, Chinese, and Japanese | 0 comments

Java Database Connectivity (JDBC) Implementation

This example demonstrates establishing a connection to a MySQL database, executing a complex SQL query, and processing the resulting data set. Note the use of standard Java naming conventions and proper exception handling.

JDBC Connection and Data Retrieval Code (Cs391Jdbc1.java)


import java.sql.Connection;
import java.sql.DriverManager;
import java.sql.ResultSet;
import java.sql.Statement;
import java.sql.SQLException;

public class Cs391Jdbc1 {
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