I see, thanks for pointing this out! On Wednesday, April 1, 2015 at 7:29:52 PM UTC+2, Michael Bayer wrote: > > > > On 4/1/15 1:21 PM, Simon Beertree wrote: > > Hi all, > > I have two classes, Product and Price, that have a many-to-many relation > through a secondary table (see attached test file). I'm trying to delete > all Prices that are not related to any Product. I would expect the last > query in the file to produce something like > > DELETE prices FROM prices LEFT OUTER JOIN current_prices ON prices.id = > current_prices.price_id WHERE current_prices.product_id IS NULL > > > SQLAlchemy has no support for this syntax. See issue > https://bitbucket.org/zzzeek/sqlalchemy/issue/959/support-mysql-delete-from-join, > > as well as the just-today issue > https://bitbucket.org/zzzeek/sqlalchemy/issue/3349/queryjoin-is-silently-ignored-within > . > > > > > I'm seeing this on 1.0.0b4 and on 0.9.8 with Python 2.7.3 on Debian 7, in > sqlite as well as on MySQL. What am I doing wrong? > > This syntax is a non-standard syntax specific to MySQL. It will not work > in SQLite (see http://sqlite.org/lang_delete.html - no JOIN there). > > > > > Thanks, Simon > > -- > You received this message because you are subscribed to the Google Groups > "sqlalchemy" group. > To unsubscribe from this group and stop receiving emails from it, send an > email to sqlalchemy+...@googlegroups.com <javascript:>. > To post to this group, send email to sqlal...@googlegroups.com > <javascript:>. > Visit this group at http://groups.google.com/group/sqlalchemy. > For more options, visit https://groups.google.com/d/optout. > > >
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