@Override
	public synchronized void close() {
		super.close();
		if (pdb != null) {
			pdb.dispose();
			pdb = null;
		}
	}
Saves the open database to the corresponding PackedDatabase file.
@param monitor
@throws IOException
@throws CancelledException
Ghidra/Framework/FileSystem/src/main/java/ghidra/framework/store/db/PackedDBHandle.java