It’s really surprising of Sencha Touch 2.1 to introduce support Web SQL feature. Web SQL enables creating and maintaining databases in the client. We can store hierarchical data in web sql databases. Browsers like Safari and Chrome provide an SQLlite implementation of this feature. The Web SQL specification work has been removed by W3C due to various issues. The industry has moved on to IndexedDB instead.
In this context, the introduction of Web SQL support in the form of an SQL proxy in Sencha Touch 2.1 comes in as a surprise. The feature works perfectly well in all webkit browsers and can be used in real time applications. The API is lot more easier compared to the traditional syntax of working with Web SQL.
In the next article we’ll discuss SQL proxy provided by Sencha Touch 2.1 in detail.