[Dbix-class] inflate_column and sql_maker->quote_char/name_sep

Bernhard Graf dbic at augensalat.de
Thu Mar 2 21:19:42 CET 2006


Matt S Trout wrote:
> On Thu, Mar 02, 2006 at 08:17:33PM +0100, Bernhard Graf wrote:
> > Matt S Trout wrote:
> > > > use base 'DBIx::Class::Schema';
> > > > __PACKAGE__->load_classes;
> > > > __PACKAGE__->storage->sql_maker->quote_char('`');
> > > > __PACKAGE__->storage->sql_maker->name_sep('.');
> > > >
> > > > ?
> > > >
> > > > This gives me:
> > > >
> > > > Can't call method "sql_maker" on an undefined value at
> > > > TDW/Schema.pm line 10. Compilation failed in require at app.pl
> > > > line 6.
> > > > BEGIN failed--compilation aborted at app.pl line 6.
> > >
> > > Ah. Storage isn't initialised unril you call connect/connection,
> > > as noted in the DBIx::Class::Schema docs. Should have mentioned
> > > that, sorry.
> >
> > I'm really confused now.
> > What do you mean with "isn't initialised"? Undefined?
> >
> > Does that mean, that in my application code I have to call
> > my $schema = CLASS->connect()
> > first and then
> > $schema->storage->sql_maker->quote_char('`');
> > $schema->storage->sql_maker->name_sep('.');
>
> Right.
>
> > What about $schema->storage->on_connect_do() then?
> > Looks like a hen-egg problem...
>
> ->connect connects the schema to the storage object. The storage
> object doesn't spawn a dbh until it needs one.

To sum it up:

my $schema = My::Schema->connect(...);
$schema->storage->on_connect_do(...);
$schema->storage->sql_maker->quote_char('`');
$schema->storage->sql_maker->name_sep('.');

is the recommended approach?
-- 
Bernhard Graf



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