To Stream.slice(fromInclusive, toExclusive) or Stream.slice(toSkip, limit) that is the question

[David M. Lloyd]

On 10/11/2013 12:34 PM, Brian Goetz wrote:
>> If you have a non-indexed stream, why would you ever
>> skip(start).limit(count) instead of simply limit(count)?
>
> Here's one use case: Paging.  You've got a stream of results, and you
> want to display them by pages.
>
>    Stream results = input.skip((pageNo-1)*pageSize).limit(pageSize);

A very similar problem (and solution) exists in the RDBMS world; though 
(IIRC) there is no standardized mechanism, just about every major SQL 
RDBMS supports a (conceptually) very similar construct for choosing a 
subset of results, for very similar use cases (AFAICT).  Take that for 
what it's worth.


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- DML