// new mapout and reduce output talbes for each partition it wants to touch
this.mapOutput = new VoltTable[this.partitions_size];
this.reduceInput = new VoltTable[this.partitions_size];
this.reduceOutput = new VoltTable[this.partitions_size];
this.map_callback = new TransactionMapCallback(hstore_site);
this.mapWrapper_callback = new TransactionMapWrapperCallback(hstore_site);
this.sendData_callback = new SendDataCallback(hstore_site);
//this.sendDataWrapper_callback = new SendDataWrapperCallback(hstore_site);