prepared statement in java

YOU.com answered on September 12, 2023 Popularity 8/10 Helpfulness 3/10

answer prepared statement in java

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prepared statement in java

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import java.sql.*;

public class Main {
    public static void main(String[] args) {
        String url = "jdbc:mysql://localhost:3306/mydatabase";
        String username = "myuser";
        String password = "mypassword";
        
        try (Connection conn = DriverManager.getConnection(url, username, password)) {
            String sql = "SELECT * FROM users WHERE age > ?";
            
            PreparedStatement statement = conn.prepareStatement(sql);
            statement.setInt(1, 18); // Set the value for the placeholder
            
            ResultSet resultSet = statement.executeQuery();
            
            while (resultSet.next()) {
                String name = resultSet.getString("name");
                int age = resultSet.getInt("age");
                
                System.out.println("Name: " + name + ", Age: " + age);
            }
        } catch (SQLException e) {
            e.printStackTrace();
        }
    }
}

Popularity 8/10 Helpfulness 3/10 Language java

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Contributed on Sep 12 2023

YOU.com

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prepared statement java

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import java.sql.*;

public class PreparedStatementsExample {
    public static void main(String[] args) {
        try {
            // Establish a connection to the database
            Connection connection = DriverManager.getConnection("jdbc:mysql://localhost:3306/exampleDB", "username", "password");

            // Create a prepared statement
            String query = "SELECT * FROM users WHERE age > ?";
            PreparedStatement preparedStatement = connection.prepareStatement(query);

            // Set parameter values for the prepared statement
            int minimumAge = 18;
            preparedStatement.setInt(1, minimumAge);

            // Execute the prepared statement
            ResultSet resultSet = preparedStatement.executeQuery();

            // Process the results
            while (resultSet.next()) {
                String name = resultSet.getString("name");
                int age = resultSet.getInt("age");
                System.out.println("Name: " + name + ", Age: " + age);
            }

            // Close the resources
            resultSet.close();
            preparedStatement.close();
            connection.close();

        } catch (Exception e) {
            e.printStackTrace();
        }
    }
}

Popularity 7/10 Helpfulness 2/10 Language java

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prepared statement interface in java

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import java.sql.Connection;
import java.sql.DriverManager;
import java.sql.PreparedStatement;
import java.sql.SQLException;

public class Main {

    public static void main(String[] args) {
        // Define database URL, username, and password
        String url = "jdbc:mysql://localhost:3306/mydatabase";
        String username = "root";
        String password = "password";

        try {
            // Establish a connection to the database
            Connection connection = DriverManager.getConnection(url, username, password);

            // Prepare a SQL statement with parameters
            String sql = "INSERT INTO users (name, age) VALUES (?, ?)";
            PreparedStatement statement = connection.prepareStatement(sql);

            // Set the values for the parameters
            statement.setString(1, "John Doe");
            statement.setInt(2, 25);

            // Execute the SQL statement
            int rowsInserted = statement.executeUpdate();
            System.out.println(rowsInserted + " row(s) inserted.");

            // Close the statement and connection
            statement.close();
            connection.close();
        } catch (SQLException e) {
            e.printStackTrace();
        }
    }
}

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prepared statement in java

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