Hi,

On 2020-08-12 18:29:16 -0400, Tom Lane wrote:
> Andres Freund <and...@anarazel.de> writes:
> > I've attached the diff between first.sql and second.sql. Here's the
> > highlights:
> 
> As I recall, the differences in b_star etc are expected, because
> pg_dump reorders that table's columns to match its inheritance parent,
> which they don't to start with because of ALTER TABLE operations.

Ugh.  Obviously applications shouldn't use INSERT or SELECT without a
target list, but that still seems somewhat nasty.

I guess we could script it so that we don't compare the "original" with
a restored database, but instead compare the restored version with one
restored from that. But that seems likely to hide bugs.


Given that pg_dump already re-orders the columns for DDL, could we make
it apply that re-ordering not just during the CREATE TABLE, but also
when dumping the table contents?


Greetings,

Andres Freund


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