frank church <pgsql@xxxxxxxxxxxxxx> writes: > I repeatedly get this error whenever I try to backup a database > pg_dump: ERROR: invalid memory alloc request size 4294967290 > pg_dump: SQL command to dump the contents of table "cc_ratecard" failed: > PQendcopy() failed. Looks like a corrupt-data problem to me. Please see the PG list archives concerning ways to narrow down where the bad data is and get rid of it. regards, tom lane