invalid context call
invalid context call

Executing against the global database object while inside a transaction breaks the hell out of it.
OpenDataDiscovery/OpenDataDiscovery.org,haoliangyu/OpenDataDiscovery.org,haoliangyu/OpenDataDiscovery.org,OpenDataDiscovery/OpenDataDiscovery.org,haoliangyu/OpenDataDiscovery.org,OpenDataDiscovery/OpenDataDiscovery.org