</OL><P>
This is why by default delegators support is switch off in all APIs.<P> 


<H3> <A NAME = "indices">Indices</A></H3>

Usually objects are accessed by traversing from one object to another using references or links.
But it is frequently needed to locate object by key. Almost all languages provides classes like hashtable or associative array.
In databases usually more sophisticated search is required. 
I do not want to implement in DyBASE complete SQL language, because it immediately makes DBMS huge 