Web SQL& IndexedDB
https://developer.mozilla.org/en/docs/Web/API/IndexedDB_API
https://mdn.github.io/to-do-notifications/
https://www.cnblogs.com/xgqfrms/p/5835942.html
web 存储方式汇总
- Cookies,
- Session
- Web SQL
- Web Storage(LocalStorage ,SessionStorage)
- IndexedDB
- Application Cache
- Cache Storage
https://caniuse.com/#search=Storage
Indexed Database API 2.0
W3C Recommendation, 30 January 2018
https://www.w3.org/TR/IndexedDB/
https://caniuse.com/#search=Storage
https://caniuse.com/#search=IndexedDB
https://caniuse.com/#search=Web SQL