GWT client-side HTML5 database storage (Web SQL Database)
I wonder if there is an API for using Database Storage in GWT 2.x or I should use native code like this instead?
var database = openDatabase("Database Name", "Database Version");
database.executeSql("SELECT * 开发者_JAVA百科FROM test", function(result1) {
// do something with the results
database.executeSql("DROP TABLE test", function(result2) {
// do some more stuff
alert("My second database query finished executing!");
});
});
The gwt-mobile-webkit project provides these bindings so you don't have to write them yourself. Don't let the name fool you, it'll work on a desktop browser too.
gwt-mobile-webkit as of now, will not run on the latest desktop browsers, since it uses the WebSQL API that is no longer supported by the latest browsers like Firefox 4+.
I have written a small library for doing client side storage. It can work with all browsers that support localstorage-api (practically all HTML5 browsers including the smart phone browsers) and allows you to store data in object stores and databases.
You can check it out here: https://code.google.com/p/gwt-localstorage-db/
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