SqlWeb is an extension of JsStore which allows to use sql query for performing database operation in IndexedDB.
https://github.com/ujjwalguptaofficial/sqlweb/wiki
import * as JsStore from 'jsstore';
import SqlWeb from "sqlweb";
// create jsstore connection
var connection = new JsStore.Instance('jsstore worker path');
// add SqlWeb
connection.addPlugin(SqlWeb);
// run select query
connection.$sql.run("select * from Customers").then(function(result) {
console.log(result);
});
For a complete example - check out below link.