[Koha-devel] Adding support for PostgreSQL, no new MySQLisms, please

[Marc Balmer]

Am 24.03.12 14:44, schrieb Robin Sheat:

> Op 25-03-12 02:28, Jared Camins-Esakov schreef:
>> MySQL supports ExtractValue too. Is there something special in the
>> Postgres functionality that makes a difference for the end user?
> 
> Actually, this is something worth considering when supporting multiple
> databases: some reports may require a different syntax/function names.
> While it wouldn't be a blocker or anything like that, it's worth keeping
> in mind.

We adress this problem with the DBQ module, which exists to produce
database specific SQL code when there is no standard way to express sth
and when there is no way to get it through DBI.  See the example we
bundled with the path in bug 7365.

- mb