-# this move is about adding a slice x users many to many relation ship for modelling
+# this move is about adding a slice x users many to many relation ship for modelling
# regular "membership" of users in a slice
from sqlalchemy import Table, MetaData, Column, ForeignKey
# this is needed by migrate so it can locate 'records.record_id'
records = \
- Table ( 'records', metadata,
- Column ('record_id', Integer, primary_key=True),
- )
+ Table('records', metadata,
+ Column('record_id', Integer, primary_key=True),
+ )
# slice x user (researchers) association
slice_researcher_table = \
- Table ( 'slice_researcher', metadata,
- Column ('slice_id', Integer, ForeignKey ('records.record_id'), primary_key=True),
- Column ('researcher_id', Integer, ForeignKey ('records.record_id'), primary_key=True),
- )
+ Table('slice_researcher', metadata,
+ Column('slice_id', Integer, ForeignKey(
+ 'records.record_id'), primary_key=True),
+ Column('researcher_id', Integer, ForeignKey(
+ 'records.record_id'), primary_key=True),
+ )
+
def upgrade(migrate_engine):
metadata.bind = migrate_engine
slice_researcher_table.create()
+
def downgrade(migrate_engine):
metadata.bind = migrate_engine
slice_researcher_table.drop()