| From: | Tom Lane <tgl(at)sss(dot)pgh(dot)pa(dot)us> |
|---|---|
| To: | David G Johnston <david(dot)g(dot)johnston(at)gmail(dot)com> |
| Cc: | pgsql-bugs(at)postgresql(dot)org |
| Subject: | Re: BUG #11207: empty path will segfault jsonb #> |
| Date: | 2014-08-20 01:28:33 |
| Message-ID: | 26737.1408498113@sss.pgh.pa.us |
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| Lists: | pgsql-bugs |
David G Johnston <david(dot)g(dot)johnston(at)gmail(dot)com> writes:
> Not that we would necessarily want to duplicate hstore but "hstore ->
> text[]" seems similar enough to emulate if desired.
Actually, that operator is something completely different: it does N
independent lookups in the given hstore, and produces an array of the N
results. Since hstore has no concept of nesting, there wouldn't be a
reason for it to have something that does what json's #> does.
regards, tom lane
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