Re: Enhancements to Pure-Perl DBD's (primarily DBD::File)

On Mon, Sep 17, 2012 at 06:56:34PM +0200, Jens Rehsack wrote:
> Hi there,
> 
> today I got some people in irc://irc.perl.org/#dbi to discuss planned
> extension to DBD::File.
> 
> There were several goals to reach:
> 1) add readonly mode to DBI::DBD::SqlEngine
>    ==> will be solved by adding a new attribute sql_readonly to
>        DBI::DBD::SqlEngine and if required fix DBI::SQL::Nano and
>        SQL::Statement and bump SQL::Statement requirement in *::Nano

And set via the existing $dbh->{ReadOnly} attribute I presume.

> 2) add support for other I/O layers to DBD::File
>    a) add support for streams (PerlIO)
>    b) add support for other kind of fetch_row/push_row processing
> [...]
>    Proposed solution:
> [...]
>    Additional improvements of this way:
> [...]
> 
>    I would prefer to add default backends below DBD::File namespace,
>    eg. DBD::File::Backend::PerlIO or DBD::File::Backend::Filesystem.
> 
> Any comments?

All sounds good.

Now, for balance, what are the possible risks and downsides?

Tim.