Mingzuo Shen <[EMAIL PROTECTED]> writes:
> when I say psql shows nothing,
> I really mean "nothing".
> No error messages.
> Of course if I create a new db, psql -l shows my
> new db.
> psql -l
> List of databases
> Name | Owner | Encoding
> --------+----------+-----------
> testdb | postgres | SQL_ASCII
> (1 row)
This sounds like transaction XID wraparound in pg_database. What
vacuuming policy have you been following? It'd possibly work to
do "vacuum pg_database" to fix it, but if so you've got other
problems ...
regards, tom lane
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