On 2007-03-02, Tom Lane <tgl(at)sss(dot)pgh(dot)pa(dot)us> wrote:
> Andrew - Supernews <andrew+nonews(at)supernews(dot)com> writes:
>> On 2007-03-02, Gregory Stark <stark(at)enterprisedb(dot)com> wrote:
>>> I think these are actual bugs. If you happened to provide a large enough
>>> to the gist code it would cause the same problem I'm seeing. The packed
>>> varlena patch just makes it easier to trigger.
>> Are you taking into account the fact that, at least prior to your patch,
>> values in index tuples could never be toasted?
> False --- see index_form_tuple().
A closer reading, however, shows that at least for cases like intarray,
btree_gist, etc., the detoasting of an index value is being done in the
gist decompress function, so the value seen via GISTENTRY in the other
functions should already have been detoasted once.
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