change
Fires when data is changed

Example

var dataSource = new kendo.data.DataSource({
    change: function(e) {
        // handle event
    }
});

To set after initialization

dataSource.bind("change", function(e) {
    // handle event
});
error
Fires when an error occurs during data retrieval. The event arguments are the same as the ones of the error event of $.ajax().

Example

var dataSource = new kendo.data.DataSource({
    error: function(e) {
        // handle event
    }
});

To set after initialization

dataSource.bind("error", function(e) {
    // handle event
});
requestStart
Fires when data request is to be made

Example

var dataSource = new kendo.data.DataSource({
    requestStart: function(e) {
        // handle event
    }
});

To set after initialization

dataSource.bind("requestStart", function(e) {
    // handle event
});

Event data

sender : DataSource
Reference to the dataSource object instance.