Thank you! On Friday, November 13, 2015 at 3:03:41 AM UTC-8, Michael Bayer wrote: > > > > On 11/12/2015 11:46 AM, Alyssa Kwan wrote: > > Thanks, Michael! > > > > In terms of the ReplaceableObject, I was hoping for a composite > > operation that could use existing Alembic operations, without needing to > > generate the underlying SQL. > > > > For instance, the single composite > > operation would use Alembic's built-in create_table() in sequence with > > other operations, built-in or custom. Neither example addresses this. > > ReplaceableObject is just an example. You'll note it uses > operations.execute() in its implementation. That's the Operation object; > in your own implementation methods, you can call > operations.alter_column(), operations.create_table(), whatever you want > on it. > > > > > > It seems like in the Operations.implementation_for(), I get an > > operations object, which I could use to call operations.create_table(), > > followed by any other operations; to achieve the desired result? Am I on > > the right track? > > > yup > > > > > Thanks! > > Alyssa > > > > On Thursday, November 12, 2015 at 6:43:37 AM UTC-8, Michael Bayer wrote: > > > > I'd take a look at > > > > > http://alembic.readthedocs.org/en/latest/api/operations.html#operation-plugins > > > < > http://alembic.readthedocs.org/en/latest/api/operations.html#operation-plugins> > > > > > > and for a longer example > > > http://alembic.readthedocs.org/en/latest/cookbook.html#replaceable-objects > > < > http://alembic.readthedocs.org/en/latest/cookbook.html#replaceable-objects>. > > > > > > > > > > > > > > > On 11/11/2015 04:26 PM, Alyssa Kwan wrote: > > > Hi all, > > > > > > I have a single logical Alembic operation that is best implemented > > as a > > > series of lower level operations (like create_sequence, > > create_table(s), > > > add_constraint(s), etc.). What's the best way to implement this? I > > > assume it would be to somehow extend OpContainer? I don't see any > > > examples, nor do I see how OpContainer is used. > > > > > > Thanks! > > > Alyssa > > > > > > -- > > > You received this message because you are subscribed to the Google > > > Groups "sqlalchemy-alembic" group. > > > To unsubscribe from this group and stop receiving emails from it, > > send > > > an email to sqlalchemy-alembic+unsubscr...@googlegroups.com > <javascript:> > > <javascript:> > > > <mailto:sqlalchemy-alembic+unsubscr...@googlegroups.com > <javascript:> > > <javascript:>>. > > > For more options, visit https://groups.google.com/d/optout > > <https://groups.google.com/d/optout>. > > > > -- > > You received this message because you are subscribed to the Google > > Groups "sqlalchemy-alembic" group. > > To unsubscribe from this group and stop receiving emails from it, send > > an email to sqlalchemy-alembic+unsubscr...@googlegroups.com > <javascript:> > > <mailto:sqlalchemy-alembic+unsubscr...@googlegroups.com <javascript:>>. > > For more options, visit https://groups.google.com/d/optout. >
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