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From Mike Carey <dtab...@gmail.com>
Subject Re: Rename COLL_* aggregate functions into STRICT_*
Date Sat, 09 Jun 2018 06:50:42 GMT
+1 for the quick approach.  I doubt that we have a big legacy in this 
part of the SQL++ space...  :-)


On 6/8/18 9:15 PM, Till Westmann wrote:
> Hi,
>
> There are 2 kinds of aggregation functions in SQL++ right now:
> 1) those with the prefix ARRAY_ (which share SQL's behavior or 
> ignoring NULL) and
> 2) those with the prefix COLL_ (which return NULL, if one of the 
> values is NULL).
>
> To reduce the confusion about which functions implement a strict NULL 
> handling I’ve renamed the COLL_ functions to use the prefix STRICT_ 
> instead. To ease migration both prefixes are allowed right now.
> But I’d like to get rid of the COLL_ prefix after the 0.9.4 release.
>
> Would that work (could we migrate current uses of the COLL_ prefix 
> relatively quickly)?
> Or do we know of uses of these functions that cannot easily be migrated?
>
> Cheers,
> Till
>
> [1] https://issues.apache.org/jira/browse/ASTERIXDB-2399
> [2] https://asterix-gerrit.ics.uci.edu/#/c/2691


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