Prepared Statement Batch Update : PreparedStatement « Database SQL JDBC « Java

Prepared Statement Batch Update

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

public class MainClass {
  public static void main(String[] args) {
    Connection connection = null;
    PreparedStatement statement = null;
    try {
      String url = "jdbc:mysql://localhost/database";
      connection = DriverManager.getConnection(url, "username", "password");

      String sql = "UPDATE employees SET email = ? WHERE employee_id = ?";
      statement = connection.prepareStatement(sql);

      statement.setString(1, "");
      statement.setLong(2, 1);

      statement.setString(1, "");
      statement.setLong(2, 2);

      statement.setString(1, "");
      statement.setLong(2, 3);

    } catch (Exception e) {
    } finally {
      if (statement != null) {
        try {
        } catch (SQLException e) {
        } // nothing we can do
      if (connection != null) {
        try {
        } catch (SQLException e) {
        } // nothing we can do


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