>
> Chapter29...
>
Fixing broken migrations...

db.define_table(....,migrate=False,fake_migrate=True) means rebuild the table 
meta data according to the table definitions.
db = DAL(...,fake_migrate_all=True) means you are fixing all the tables at once 
but will not help in narrowing down the problem.

Looks like the metadata matches my table definitions. I have narrowed the 
problem down to wiki page does not exist in the database. Since it doesn't 
exist in 
metadata either then what's the problem? Shouldn't the behavior be to create 
the database table and the table metadata? That is my desire.

if I delete all of my meta data that usually creates more problems. But in 
theory setting migrate=False, fake_migrate_all=True then all the 
metadata gets rebuilt without touching the database. Not my intention as I want 
the missing tables added.


    db = DAL('oracle://uwavedat/dareng0by@dfwmodeling01d:1521', migrate=False, 
fake_migrate_all=True)

    
    auth.define_tables(username=True, signature=False, migrate=False, 
fake_migrate=True)

Error: 

<class 'cx_Oracle.DatabaseError'> ORA-00942: table or view does not exist 


and Welcome /database has 6 auth tables and wiki_<media, page, tag>

So this should not build metadata but go ahead and build the tables not in the 
database:

    db = DAL('oracle://uwavedat/dareng0by@dfwmodeling01d:1521', migrate=True)

    auth.define_tables(username=True, signature=False, migrate=True, 
fake_migrate=False)

Error:

<class 'cx_Oracle.DatabaseError'> ORA-00955: name is already used by an 
existing object 


No Kidding! There's no way I'm going to delete my auth_user table from 
Oracle at this point, I have another app using it! 


Perhaps this will create the missing tables?


    db = DAL('oracle://uwavedat/dareng0by@dfwmodeling01d:1521', migrate=True)

    auth.define_tables(username=True, signature=False, migrate=False, 
fake_migrate=False)

Now my browser is spinning and spinning. I suspect that the rocket server 
is hung again and I need to stop the process with the task manager. I'll 
give it a few minutes and see.






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