@Override
	public boolean delete() throws IOException {
		if (it != null) {
			return it.delete();
		}
		return false;
	}
Constructs a new AddressIndexPrimaryKeyIterator starting at a given address
@param table the database table containing indexed addresses.
@param indexCol the column that contains indexed addresses.
@param addrMap the address map
@param absolute if true, only absolute memory address encodings are considered, otherwise 
only standard/relocatable address encodings are considered.
@param start the starting address for the iterator.
@param before if true, positions the iterator before start, otherwise positions it after start.
@throws IOException if a database io error occurs.
Ghidra/Framework/SoftwareModeling/src/main/java/ghidra/program/database/map/AddressIndexPrimaryKeyIterator.java