Yoann Moreau <yoann.mor...@univ-avignon.fr> writes:
> I'm using a GIN index for a text column on a big table. I use it to rank
> the rows, but I also need to get the term positions for each document of a
> subset of documents for one or more terms. I suppose these positions are
> stored
> in the index as the to_tsvector shows them : 'lexeme':{positions}
I'm pretty sure that a GIN index on tsvector does *not* store positions
--- it only knows about the strings. Don't know one way or the other
about GIST.
regards, tom lane
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