Created
December 7, 2015 00:34
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Cannot create object stores in separate transactions
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| <script> | |
| var idb = window.indexedDB || window.mozIndexedDB || window.webkitIndexedDB || window.msIndexedDB; | |
| // Generate a unique db name as IndexedDB is very delicate and we want our test to focus on a new DB | |
| var dbName = 'mydb' + '_' + (new Date()).getTime() + '_' + Math.round(1000000*Math.random()); | |
| var db = null; | |
| var version = 1; | |
| var open = function (version, onSuccess, onUpgradeNeeded) { | |
| var request = null; | |
| if (version) { | |
| request = idb.open(dbName, version); | |
| } else { // 1st time opening? | |
| request = idb.open(dbName); | |
| } | |
| request.onupgradeneeded = function () { | |
| if (onUpgradeNeeded) { | |
| onUpgradeNeeded(request); | |
| } | |
| }; | |
| request.onsuccess = function () { | |
| db = request.result; | |
| if (onSuccess) { | |
| onSuccess(request); | |
| } | |
| }; | |
| request.onerror = function () { | |
| console.log('error=', request.error); | |
| alert('error=' + JSON.stringify(request.error)); | |
| }; | |
| }; | |
| var createObjectStore = function (name, callback) { | |
| db.close(); // synchronous | |
| version++; // increment version to trigger onupgradeneeded | |
| open(version, callback, function (request) { | |
| request.result.createObjectStore(name, { | |
| keyPath: 'id' | |
| }); | |
| }); | |
| }; | |
| // NOTE: we could create the first store when opening the DB for the first time, but we'll keep | |
| // things simple and reuse our createObjectStore code for both object stores | |
| open(null, function () { | |
| createObjectStore('store1', function () { | |
| createObjectStore('store2', function () { | |
| console.log('done creating both stores'); | |
| }); | |
| }); | |
| }); | |
| </script> |
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