Rows affected when updating data in database table : PreparedStatement « Database SQL JDBC « Java

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Java » Database SQL JDBC » PreparedStatement 




Rows affected when updating data in database table
  
 
import java.sql.Connection;
import java.sql.DriverManager;
import java.sql.PreparedStatement;

public class Main {
  public static void main(String[] argsthrows Exception {
    Class.forName("com.mysql.jdbc.Driver");
    Connection connection = DriverManager.getConnection("jdbc:mysql://localhost/book""root""");

    PreparedStatement ps = connection.prepareStatement("UPDATE books SET title = ? WHERE id = ?");
    ps.setString(1"Java");
    ps.setInt(21);
    int rows = ps.executeUpdate();

    System.out.printf("%d row(s) updated!", rows);
    connection.close();
  }
}

   
    
  














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21.Demo PreparedStatement Set Reference
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34.Deleting Records using the Prepared Statement
35.Use PreparedStatement Twice
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