Re: Troubles dumping a very large table.

Ted Allen <tallen@blackducksoftware.com> writes:
> during the upgrade.  The trouble is, when I dump the largest table,
> which is 1.1 Tb with indexes, I keep getting the following error at the
> same point in the dump.

> pg_dump: SQL command failed
> pg_dump: Error message from server: ERROR:  invalid string enlargement
> request size 1
> pg_dump: The command was: COPY public.large_table (id, data) TO stdout;

> As you can see, the table is two columns, one column is an integer, and
> the other is bytea.   Each cell in the data column can be as large as
> 600mb (we had bigger rows as well but we thought they were the source of
> the trouble and moved them elsewhere to be dealt with separately.)

600mb measured how?  I have a feeling the problem is that the value
exceeds 1Gb when converted to text form...

            regards, tom lane