* This does not fully initialize this transaction.
* You must call init() before this can be used
*/
public LocalTransaction(HStoreSite hstore_site) {
super(hstore_site);
this.init_callback = new LocalInitQueueCallback(hstore_site);
int numPartitions = hstore_site.getCatalogContext().numberOfPartitions;
this.exec_touchedPartitions = new FastIntHistogram(false, numPartitions);
}