Files
Node.js-14-Cookbook/Chapter07/mysql-app/index.js
T
2020-05-20 12:05:00 +01:00

41 lines
720 B
JavaScript

require("dotenv").config();
const mysql = require("mysql");
const db = mysql.createConnection({
user: process.env.DB_MYSQL_USER,
password: process.env.DB_MYSQL_PASSWORD,
});
db.query("CREATE DATABASE tasks");
db.query("USE tasks");
db.query(
"CREATE TABLE tasks.tasks (" +
"id INT NOT NULL AUTO_INCREMENT, " +
"task TEXT NOT NULL, PRIMARY KEY ( id )" +
")"
);
const ignore = new Set(["ER_DB_CREATE_EXISTS", "ER_TABLE_EXISTS_ERROR"]);
db.on("error", (err) => {
if (ignore.has(err.code)) return;
throw err;
});
db.query(`
INSERT INTO tasks.tasks (task)
VALUES ("Walk the dog");
`);
db.query(
`
SELECT * FROM tasks.tasks;
`,
(err, results) => {
console.log(results);
}
);
db.end();