On понедельник, 21 декабря 2015 г. 20:28:43 MSK, Tom Lane wrote:
With is_slice false, the only valid
case is lidx==NULL, uidx!=NULL, as before for non-slice notation.
But now it becomes valid syntax:
select ('{1,2,3,4}'::int[])[NULL:NULL];
I do not think it's logical. Especially if in [:] function is used.
Unexpected behavior.
Thanks.
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Uriy Zhuravlev
Postgres Professional: http://www.postgrespro.com
The Russian Postgres Company
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