Thank you David for your response, it makes sense now. Julien
> Le 29 oct. 2023 à 22:02, David G. Johnston <david.g.johns...@gmail.com> a > écrit : > > On Sun, Oct 29, 2023, 13:58 PG Doc comments form <nore...@postgresql.org > <mailto:nore...@postgresql.org>> wrote: > The following documentation comment has been logged on the website: > > Page: https://www.postgresql.org/docs/14/textsearch-limitations.html > <https://www.postgresql.org/docs/14/textsearch-limitations.html> > Description: > > Hello, > > In the FTS/Limitations part of the documentation, it says : > > "Another example — the PostgreSQL mailing list archives contained 910,989 > unique words with 57,491,343 lexemes in 461,020 messages." > > How could the number of lexemes be greater than unique words ? > > > https://www.postgresql.org/docs/14/textsearch-parsers.html > <https://www.postgresql.org/docs/14/textsearch-parsers.html> > > Note the part with the hyphenated word example. > > David J.
