@Override
	public Collection<? extends DBTraceMemoryRegion> getRegionsAtSnap(long snap) {
		return Collections.unmodifiableCollection(
			regionMapSpace.reduce(TraceAddressSnapRangeQuery.atSnap(snap, space)).values());
	}
Implements {@link TraceMemorySpace} using a database-backed copy-on-write store.
Ghidra/Debug/Framework-TraceModeling/src/main/java/ghidra/trace/database/memory/DBTraceMemorySpace.java