Re: UNNEST result order vs Array data - Mailing list pgsql-sql

From gmb
Subject Re: UNNEST result order vs Array data
Date
Msg-id 1371730394987-5760106.post@n5.nabble.com
Whole thread Raw
In response to Re: UNNEST result order vs Array data  (Richard Huxton <dev@archonet.com>)
List pgsql-sql
>> An array is ordered. If you turn it into a relation then it isn't 
>> ordered any more until you apply ORDER BY.
>>
>> An unnest() will almost certainly scan the array in-order, but once you 
>> embed that in a large query the ordering is no longer guaranteed.

Thanks, I assumed as much. Appreciate your help.




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