JSFiddle - React, Tailwind, and code Playground

JavaScript

var db = openDatabase('movies', '1.0', 'Test DB', 2 * 1024 * 1024);
db.transaction(function (tx) {
  tx.executeSql('CREATE TABLE MOVIE (id unique, rate)');
});
db.transaction(function (tx) {
    tx.executeSql('INSERT INTO MOVIE (id, rate) VALUES (1, 4)');
    tx.executeSql('INSERT OR IGNORE INTO MOVIE VALUES (?, ?)', [1, 5]);
    tx.executeSql('UPDATE MOVIE SET rate = ? WHERE id = ?', [5, 1]);
});