
In pre-7.3 databases, pg_attribute.attislocal doesn't exist. The easiest way to make sure the new inheritance logic behaves sanely is to assume it's TRUE, not FALSE. This will result in printing child columns even when they're not really needed. We could work harder at trying to reconstruct a value for attislocal, but there is little evidence that anyone still cares about dumping from such old versions, so just do the minimum necessary to have a valid dump. I had this correct in the original draft of the patch, but for some unaccountable reason decided it wasn't necessary to change the value. Testing against an old server shows otherwise...
PostgreSQL Database Management System ===================================== This directory contains the source code distribution of the PostgreSQL database management system. PostgreSQL is an advanced object-relational database management system that supports an extended subset of the SQL standard, including transactions, foreign keys, subqueries, triggers, user-defined types and functions. This distribution also contains C language bindings. PostgreSQL has many language interfaces, many of which are listed here: http://www.postgresql.org/download See the file INSTALL for instructions on how to build and install PostgreSQL. That file also lists supported operating systems and hardware platforms and contains information regarding any other software packages that are required to build or run the PostgreSQL system. Changes between all PostgreSQL releases are recorded in the file HISTORY. Copyright and license information can be found in the file COPYRIGHT. A comprehensive documentation set is included in this distribution; it can be read as described in the installation instructions. The latest version of this software may be obtained at http://www.postgresql.org/download/. For more information look at our web site located at http://www.postgresql.org/.
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