Example JDBC+SQL file

package sqlModifier;

import java.io.BufferedReader;
import java.io.File;
import java.io.FileReader;
import java.io.IOException;
import java.sql.Connection;
import java.sql.DriverManager;
import java.sql.PreparedStatement;
import java.sql.SQLException;

public class ModifierMain {

    public static void main(String[] args) {

        Connection dbConn=connect();
        try {
            PreparedStatement psmt=dbConn.prepareStatement(InputStencyl("dbCMDs/insert.sql"));
            psmt.setString(1, "Sponge Bob");
            psmt.setInt(2, 34);
            psmt.setDouble(3,12.56);
            psmt.executeUpdate();
            System.out.println("good");
        } catch (SQLException e) {
            // TODO Auto-generated catch block
            e.printStackTrace();
        }


    }

    public static String InputStencyl(String fileName){

        File f=new File(fileName);
        try(
                FileReader fr=new FileReader(f);
                BufferedReader bfr=new BufferedReader(fr);
                ){
            String stencyl="";

            while(true){
                String in=bfr.readLine();
                if(in==null){
                    return stencyl;
                }
                else{
                    stencyl+=in;
                };
            }

        }catch(IOException IOE){
                    IOE.printStackTrace();
                    return "failed";
                }
    }


    public static Connection connect(){
        try {
            Connection c=DriverManager.getConnection("jdbc:mysql://127.0.0.1/course?&useSSL=true&useUnicode=true","root","mysqlFRS");
            return c;
        } catch (SQLException e) {
            // TODO Auto-generated catch block
            e.printStackTrace();
            return null;
        }



    }

}