Huge Delay Loading From Database in Wappler 6.8.0 c/w Wappler 3.9.7

[patrick]

I checked the page and there is some long running JavaScript blocking the page. Did some debugging and found that there is a flow that does a lot of datastore inserts. With App Connect 2 data changes are directly updated within the DOM and that happens now after each insert and causing the browser to freeze up for some time. In App Connect 1 you didn't have this problem, the DOM was updated with a delay.

To fix the issue you should do the inserts in a batch operation. Add startBatch action before doing inserts and then endBatch when it is finished.

Migration to App Connect 2

With the standard components you don’t need to change anything. If you have created some custom components yourself, it is possible that you have to update that code. The _updateValue is only for inputs, I believe it was used to get the select2 plugin working with App Connect 2. In most cases you probably just set some data using node.dmxComponent.set('value', newValue) or update some property like node.dmxComponent.props.disabled = true. These will trigger the update of all the dependencies a…