Hello,
This is a pg_upgrade known limitation that has been summarized by Greg
Sabino Mullane on
https://www.endpoint.com/blog/2016/12/07/postgres-statistics-and-pain-of-analyze
this way:
The nominal reason for not copying the data is that the table format may
change from version to version.
Hello Team,
I was doing an upgrade of one of our PG (9.6.11 to 11.9) database and came
across the question that what is reason PostgreSQL is not doing copy of stats
and we have to analyze right after upgrade. There are two situations where this
will help when we use this DB as our enterprise dat
