I've created a data store in a typical fashion, and use the store on a grid view. So far it's working great. Based on a tree node selection, I initiate a function and in the function I set the store filter.
<gridname>.store.filter('ssid', sID); Where <gridname> is replace with the actual name of the grid.
ssid and sID are of type int
What happens is the filter works, at least to some degree. If there are entries for ssid, as an example, that are 1 and 11, and sID = 1, it displays both, as if it were filtering like