PreparedStatement: setDouble(int parameterIndex, double x) : PreparedStatement « java.sql « Java by API

PreparedStatement: setDouble(int parameterIndex, double x)


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

public class Main {
  public static Connection getConnection() throws Exception {
    String driver = "";
    String url = "jdbc:mysql://localhost/databaseName";
    String username = "root";
    String password = "root";
    Connection conn = DriverManager.getConnection(url, username, password);
    return conn;

  public static void main(String[] args) throws Exception {
    String id = "0001";
    float floatValue = 0001f;
    double doubleValue = 1.0001d;
    Connection conn = null;
    PreparedStatement pstmt = null;
    try {
      conn = getConnection();
      String query = "insert into double_table(id, float_column, double_column) values(?, ?, ?)";
      pstmt = conn.prepareStatement(query);
      pstmt.setString(1, id);
      pstmt.setFloat(2, floatValue);
      pstmt.setDouble(3, doubleValue);
      // execute query, and return number of rows created
      int rowCount = pstmt.executeUpdate();
      System.out.println("rowCount=" + rowCount);
    } finally {


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