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Jun 30th, 2018
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  1. var mysql = require("mysql");
  2. var connection = mysql.createConnection({
  3. host: 'localhost',
  4. user: 'root',
  5. password: 'admin',
  6. database: 'manipal'
  7. });
  8. connection.connect();
  9. /*let createTable = `create table if not exists Books(
  10. id int primary key auto_increment,
  11. title varchar(255)not null
  12. )`;
  13. connection.query(createTable,function(err, results, fields){
  14. if(err){
  15. console.log(err.message);
  16. }
  17. });
  18. connection.end(function(err){
  19. if(err){
  20. return console.log(err.message);
  21. }
  22. });
  23. console.log("Books Table created......");*/
  24. /*console.log("Connected......");
  25. var sql = "INSERT INTO Books (title) VALUES('Learn Node JS')";
  26. connection.query(sql,function(err,result){
  27. if(err) throw err;
  28. console.log("1 record inserted");
  29. });*/
  30. let sql = `DELETE from Books WHERE id = ?`;
  31. //delete a row with id 1
  32. connection.query(sql,1,(error,results,fields)=> {
  33. if(error)
  34. return console.error(error.message);
  35. console.log('Deleted Row(s):', results.affectedRows);
  36. });
  37. connection.end();
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