On Fri, Oct 9, 2015 at 8:02 AM, YUriy Zhuravlev
<u.zhurav...@postgrespro.ru> wrote:
> We were some of the issues associated with the behavior of arrays.
> 1. We would like to implement arrays negative indices (from the end) like in
> Python or Ruby: arr[-2] or arr[1: -1]
> but as an array can be indexed in the negative area so it probably can not be
> done.
That seems like a complete non-starter because it would break backward
compatibility. Our array implementation allows negative indexes:
rhaas=# select ('[-1:4]={3,1,4,1,5,9}'::int[])[-1];
int4
------
3
(1 row)
--
Robert Haas
EnterpriseDB: http://www.enterprisedb.com
The Enterprise PostgreSQL Company
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