app_snippet.js

// get the collection object
Alloy.Collections.instance("Fugitive");


// delete all items
Alloy.Collections.Fugitive.deleteAll();

model.js

exports.definition = {

    config : {
        "columns" : {
            "name" : "TEXT",
            "captured" : "integer",
            "url" : "TEXT",
            "capturedLat" : "real",
            "capturedLong" : "real"
        },
        "defaults" : {
            "name" : "",
            "captured" : 0,
            "url" : "",
            "capturedLat" : "",
            "capturedLong" : ""
        },
        "adapter" : {
            "type" : "sql",
            "collection_name" : "fugitives"
        }
    },

    extendModel : function(Model) {
        _.extend(Model.prototype, {

        });
        // end extend

        return Model;
    },

    extendCollection : function(Collection) {
        _.extend(Collection.prototype, {

            deleteAll : function() {

                var collection = this;

                var sql = "DELETE FROM " + collection.config.adapter.collection_name ;
                db = Ti.Database.open(collection.config.adapter.db_name);
                db.execute(sql);
                db.close();
            }
        });
        // end extend

        return Collection;
    }
}