> So, for upgrading tsearch to V2 you need to do following:
> 1 rename columns or typecast for type txtidx to tsvector, query_txt to tsquery
> 2 rename function txt2txtidx to to_tsvector, ( may be to strip(to_tsvector()),
> now tsvector has information for ranking ), trigger 'tsearch' isn't changed
> 3 operator class (in create index command) gist_txtidx_ops to gist_tsvector_ops
> 4 In queries: operator ## to @@ to_tsquery() and remove mquery_txt typecast
> 5 If your locale of pgsql differ from 'C', execute before first query
> select set_curcfg('default');
>
> That's all. So upgrade from v1 to v2 isn't difficult.
And you expect thousands of users to do this? I don't know about that...
I can barely handle it myself, and I was looking forward to a Postgres
upgrade for a change where I didn't have to edit the dump :(
Chris
