Markus Schiltknecht <markus@xxxxxxxxxx> writes: > Henrik Zagerholm wrote: >> Is this normal? What can I tweak in postgresql.conf to speed up big >> to_tsvector()? > Hm.. seems not too unreasonable to me. > Take a look at the stemmers or dictionaries involved. What do you use there? Also, I wonder how much of the time went into to_tsvector() and how much into updating the GIST or GIN index that I suppose is on the column. For a full update like this it might make sense to drop the index, update the column, rebuild the index from scratch. regards, tom lane