Re: PostgreSQL force create table / ignore constraints?

On Wed, 3 Oct 2012 08:12:25 -0700 (PDT)
hartrc <rhart2(at)mt(dot)gov> wrote:

> Version Postgresql 9.1.6
> OS: SLES 11 64 bit
>
> Background:
> Our developers create database schema in development environment using
> PGAdmin (often using the GUI to generate the DDL).
> We always deploy to production using a script, a single .sql file
> which we execute via psql command line. This allows us to generate an
> output with any errors and have good view of deployment history over
> time.
>
> Issue
> The issue we have is that developers generate the .sql script mainly
> by copying and pasting from PGAdmin's SQL pane. The issue we have is
> then the order of the object creation is important otherwise creation
> of tables and fail when there is a foreign key constraint on another
> table that does not exist (but is created later in the script). This
> is not a big deal in a schema with 3 or 4 tables but when there are 20
> + it is time consuming task to reorder all the create statements.
>
> Can anyone recommend a way of dealing with this? My only other
> thought has been pg_dump although i would prefer if the developers
> could generate the scripts themselves.

What about using pg_dump --schema-only when creating the files? (Or
are you talking about icremental changes?)

Cheers,
Frank

--
Frank Lanitz <frank(at)frank(dot)uvena(dot)de>