import java.sql.Connection; import java.sql.DriverManager; import java.sql.SQLException; public class DatabaseConnection { private final static String DB_URL = "jdbc:jtds:sqlserver://localhost:1433/DatabaseName"; private final static String USERNAME = "username"; private final static String PASSWORD = "password"; public static Connection getConnection() throws SQLException { return DriverManager.getConnection(DB_URL, USERNAME, PASSWORD); } } import java.sql.*; public class Main { public static void main(String[] args) { try { Connection connection = DatabaseConnection.getConnection(); Statement statement = connection.createStatement(); String sql = "SELECT * FROM TableName"; ResultSet resultSet = statement.executeQuery(sql); while (resultSet.next()) { String column1 = resultSet.getString("Column1"); int column2 = resultSet.getInt("Column2"); System.out.println("Column1: " + column1 + ", Column2: " + column2); } resultSet.close(); statement.close(); connection.close(); } catch (SQLException e) { e.printStackTrace(); } } } import java.sql.*; public class Main { public static void main(String[] args) { try { Connection connection = DatabaseConnection.getConnection(); Statement statement = connection.createStatement(); String sql = "INSERT INTO TableName (Column1, Column2) VALUES ('Value1', 2)"; int rowsAffected = statement.executeUpdate(sql); statement.close(); connection.close(); } catch (SQLException e) { e.printStackTrace(); } } }


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