Thank you very much for your answer below.
Just to keep you in the picture, the first problem has been solved with a
FULL VACUUMING of the database.
With reference to the sequence, I experience this problem when I operate
with pgAdmin III. It seems that the sequence START value is replaced ever
Hi Greg,
first of all thank you for your answer below.
The first problem of the query performing slowly has been solved with a
FULL VACUUMING of the database.
Now the problem of the sequence remains.
This e-mail is sent to pgsql-general@postgresql.org e-mail address too, as
per your suggestion