easier, if you can give me a "SHOW CREATE TABLE" for a table here that
has foreign key constraints and refers to a column named "id", "ID",
"iD", something with those two letters in it.
On Thu, Nov 8, 2018 at 9:58 AM Mike Bayer <mike...@zzzcomputing.com> wrote:
>
> On Thu, Nov 8, 2018 at 9:56 AM Mike Bayer <mike...@zzzcomputing.com> wrote:
> >
> > On Thu, Nov 8, 2018 at 3:36 AM <ai.research...@gmail.com> wrote:
> > >
> > > Hi
> > >
> > > I had a problem with alembic autogenerate after updating to version 
> > > 1.0.2. I'm running MySQL 8.0.11 and Python 3.7.1
> > > No matter how my base is defined, I always get the same error. I went 
> > > through the error and found out it comes from function "
> >
> > Did you also update SQLAlchemy version?  The check you see has to do
> > with SQLAlchemy version 1.2.13.  Can you confirm that using SQLAlchemy
> > 1.2.12 resolves the issue?  I can work towards making this check more
> > defensive.     Additionally let me run the tests on MySQL 8 to see if
> > I'm missing something.
>
> no failures here, can you please provide a sample database model that
> produces this error?
>
> >
> >
> > >
> > > _correct_for_mysql_bug_88718(self, fkeys, connection)" in module 
> > > "base.py" with this explaination:
> > >
> > > # Foreign key is always in lower case (MySQL 8.0)
> > > # https://bugs.mysql.com/bug.php?id=88718
> > > # issue #4344 for SQLAlchemy
> > >
> > >
> > > This is log of error:
> > >
> > > INFO  [alembic.runtime.migration] Context impl MySQLImpl.
> > > INFO  [alembic.runtime.migration] Will assume non-transactional DDL.
> > > Traceback (most recent call last):
> > >   File "---/venv/bin/alembic", line 11, in <module>
> > >     load_entry_point('alembic==1.0.2', 'console_scripts', 'alembic')()
> > >   File "---/venv/lib/python3.7/site-packages/alembic/config.py", line 
> > > 502, in main
> > >     CommandLine(prog=prog).main(argv=argv)
> > >   File "---/venv/lib/python3.7/site-packages/alembic/config.py", line 
> > > 496, in main
> > >     self.run_cmd(cfg, options)
> > >   File "---/venv/lib/python3.7/site-packages/alembic/config.py", line 
> > > 479, in run_cmd
> > >     **dict((k, getattr(options, k, None)) for k in kwarg)
> > >   File "---/venv/lib/python3.7/site-packages/alembic/command.py", line 
> > > 176, in revision
> > >     script_directory.run_env()
> > >   File "---/venv/lib/python3.7/site-packages/alembic/script/base.py", 
> > > line 427, in run_env
> > >     util.load_python_file(self.dir, 'env.py')
> > >   File "---/venv/lib/python3.7/site-packages/alembic/util/pyfiles.py", 
> > > line 81, in load_python_file
> > >     module = load_module_py(module_id, path)
> > >   File "---/venv/lib/python3.7/site-packages/alembic/util/compat.py", 
> > > line 82, in load_module_py
> > >     spec.loader.exec_module(module)
> > >   File "<frozen importlib._bootstrap_external>", line 728, in exec_module
> > >   File "<frozen importlib._bootstrap>", line 219, in 
> > > _call_with_frames_removed
> > >   File "alembic/env.py", line 75, in <module>
> > >     run_migrations_online()
> > >   File "alembic/env.py", line 70, in run_migrations_online
> > >     context.run_migrations()
> > >   File "<string>", line 8, in run_migrations
> > >   File 
> > > "---/venv/lib/python3.7/site-packages/alembic/runtime/environment.py", 
> > > line 836, in run_migrations
> > >     self.get_context().run_migrations(**kw)
> > >   File 
> > > "---/venv/lib/python3.7/site-packages/alembic/runtime/migration.py", line 
> > > 321, in run_migrations
> > >     for step in self._migrations_fn(heads, self):
> > >   File "---/venv/lib/python3.7/site-packages/alembic/command.py", line 
> > > 156, in retrieve_migrations
> > >     revision_context.run_autogenerate(rev, context)
> > >   File 
> > > "---/venv/lib/python3.7/site-packages/alembic/autogenerate/api.py", line 
> > > 415, in run_autogenerate
> > >     self._run_environment(rev, migration_context, True)
> > >   File 
> > > "---/venv/lib/python3.7/site-packages/alembic/autogenerate/api.py", line 
> > > 451, in _run_environment
> > >     autogen_context, migration_script)
> > >   File 
> > > "---/venv/lib/python3.7/site-packages/alembic/autogenerate/compare.py", 
> > > line 22, in _populate_migration_script
> > >     _produce_net_changes(autogen_context, upgrade_ops)
> > >   File 
> > > "---/venv/lib/python3.7/site-packages/alembic/autogenerate/compare.py", 
> > > line 48, in _produce_net_changes
> > >     autogen_context, upgrade_ops, schemas
> > >   File 
> > > "---/venv/lib/python3.7/site-packages/alembic/util/langhelpers.py", line 
> > > 313, in go
> > >     fn(*arg, **kw)
> > >   File 
> > > "---/venv/lib/python3.7/site-packages/alembic/autogenerate/compare.py", 
> > > line 75, in _autogen_for_tables
> > >     inspector, upgrade_ops, autogen_context)
> > >   File 
> > > "---/venv/lib/python3.7/site-packages/alembic/autogenerate/compare.py", 
> > > line 137, in _compare_tables
> > >     inspector.reflecttable(t, None)
> > >   File 
> > > "---/venv/lib/python3.7/site-packages/sqlalchemy/engine/reflection.py", 
> > > line 633, in reflecttable
> > >     exclude_columns, _extend_on, reflection_options)
> > >   File 
> > > "---/venv/lib/python3.7/site-packages/sqlalchemy/engine/reflection.py", 
> > > line 729, in _reflect_fk
> > >     table_name, schema, **table.dialect_kwargs)
> > >   File 
> > > "---/venv/lib/python3.7/site-packages/sqlalchemy/engine/reflection.py", 
> > > line 447, in get_foreign_keys
> > >     **kw)
> > >   File "<string>", line 2, in get_foreign_keys
> > >   File 
> > > "---/venv/lib/python3.7/site-packages/sqlalchemy/engine/reflection.py", 
> > > line 54, in cache
> > >     ret = fn(self, con, *args, **kw)
> > >   File 
> > > "---/venv/lib/python3.7/site-packages/sqlalchemy/dialects/mysql/base.py", 
> > > line 2081, in get_foreign_keys
> > >     self._correct_for_mysql_bug_88718(fkeys, connection)
> > >   File 
> > > "---/venv/lib/python3.7/site-packages/sqlalchemy/dialects/mysql/base.py", 
> > > line 2126, in _correct_for_mysql_bug_88718
> > >     for col in fkey['referred_columns']
> > >   File 
> > > "---/venv/lib/python3.7/site-packages/sqlalchemy/dialects/mysql/base.py", 
> > > line 2126, in <listcomp>
> > >     for col in fkey['referred_columns']
> > > KeyError: 'id'
> > >
> > > --
> > > SQLAlchemy -
> > > The Python SQL Toolkit and Object Relational Mapper
> > >
> > > http://www.sqlalchemy.org/
> > >
> > > To post example code, please provide an MCVE: Minimal, Complete, and 
> > > Verifiable Example. See http://stackoverflow.com/help/mcve for a full 
> > > description.
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-- 
SQLAlchemy - 
The Python SQL Toolkit and Object Relational Mapper

http://www.sqlalchemy.org/

To post example code, please provide an MCVE: Minimal, Complete, and Verifiable 
Example.  See  http://stackoverflow.com/help/mcve for a full description.
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