"William Sescu (Suva)" <william.sescu@suva.ch> writes:
> Thank you Tom for clarification. However, in regards of pg_upgrade, which does not transfer statistics, how do I know
> how to create the "CREATE STATISTICS" on the new PostgreSQL version?
You are apparently confusing the *definition* of a statistics object
with the *content*. pg_upgrade will certainly transfer the former.
Run ANALYZE to re-fill the latter.
regards, tom lane