Re: gin index trouble

Rob Sargent <rsargent(at)xmission(dot)com> writes:
> I’ve hit this same message
> Caused by: org.postgresql.util.PSQLException: ERROR: right sibling of GIN page is of different type
> in a couple of contexts and I’m starting to get worried.

If you can make a test case that (eventually) hits that, we'd be
interested to see it ...

> and I um, er, enabled gin on uuid by copying from a thread in this list, as follows:
> create operator class _uuid_ops
> default for type _uuid
> using gin as
> operator 1 &&(anyarray, anyarray)
> ,operator 2 @>(anyarray, anyarray)
> ,operator 3 <@(anyarray, anyarray)
> ,operator 4 =(anyarray, anyarray)
> ,function 1 uuid_cmp(uuid, uuid)
> ,function 2 ginarrayextract(anyarray, internal, internal)
> ,function 3 ginqueryarrayextract(anyarray, internal, smallint, internal, internal, internal, internal)
> ,function 4 ginarrayconsistent(internal, smallint, anyarray, integer, internal, internal, internal, internal)
> ,storage uuid;

You should not have needed to do that, I think, as the standard
anyarray GIN opclass should've handled it. Having said that,
I don't immediately see anything broken about this definition,
so it seems like it should've worked.

regards, tom lane