Re: Add LZ4 compression in pg_dump

Michael Paquier <michael@paquier.xyz> writes:
> While testing this patch, I have triggered an error pointing out that
> the decompression path of LZ4 is broken for table data.  I can
> reproduce that with a dump of the regression database, as of:
> make installcheck
> pg_dump --format=d --file=dump_lz4 --compress=lz4 regression
> createdb regress_lz4
> pg_restore --format=d -d regress_lz4 dump_lz4
> pg_restore: error: COPY failed for table "clstr_tst": ERROR:  extra data after last expected column
> CONTEXT:  COPY clstr_tst, line 15: "32    6    seis
xyzzyxyzzyxyzzyxyzzyxyzzyxyzzyxyzzyxyzzyxyzzyxyzzyxyzzyxyzzyxyzzyxyzzyxyzzyxyzzyxyzzyxyzzy..."
> pg_restore: warning: errors ignored on restore: 1

Ugh.  Reproduced here ... so we need an open item for this.

            regards, tom lane