- OR-Mapping test with SQLAlchemy and migrate

git-svn-id: file:///home/www/usr01/svn/gnuviechadmin/gnuviech.info/gnuviechadmin/trunk@203 a67ec6bc-e5d5-0310-a910-815c51eb3124

backend/gnuviechadmin/ormaptest_repo/README

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+This is a database migration repository.
+
+More information at
+http://trac.erosson.com/migrate

backend/gnuviechadmin/ormaptest_repo/manage.py

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+#!/usr/bin/python
+from migrate.versioning.shell import main
+
+main(repository='ormaptest_repo')

backend/gnuviechadmin/ormaptest_repo/migrate.cfg

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+[db_settings]
+# Used to identify which repository this database is versioned under.
+# You can use the name of your project.
+repository_id=OR Mapping Test
+
+# The name of the database table used to track the schema version.
+# This name shouldn't already be used by your project.
+# If this is changed once a database is under version control, you'll need to 
+# change the table name in each database too. 
+version_table=migrate_version
+
+# When committing a change script, Migrate will attempt to generate the 
+# sql for all supported databases; normally, if one of them fails - probably
+# because you don't have that database installed - it is ignored and the 
+# commit continues, perhaps ending successfully. 
+# Databases in this list MUST compile successfully during a commit, or the 
+# entire commit will fail. List the databases your application will actually 
+# be using to ensure your updates to that database work properly.
+# This must be a list; example: ['postgres','sqlite']
+required_dbs=[]

backend/gnuviechadmin/ormaptest_repo/versions/1/1.py

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+from sqlalchemy import *
+from migrate import *
+
+meta = BoundMetaData(migrate_engine)
+account = Table('account', meta,
+                Column('id', Integer, primary_key=True),
+                Column('login', String(40)),
+                Column('passwd', String(40)))
+
+def upgrade():
+    account.create()
+
+def downgrade():
+    account.drop()

backend/gnuviechadmin/ormaptest_repo/versions/2/2.py

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+from sqlalchemy import *
+from migrate import *
+
+meta = BoundMetaData(migrate_engine)
+account = Table('account', meta)
+
+def upgrade():
+    account.drop()
+
+def downgrade():
+    account.create()

backend/gnuviechadmin/ormaptest_repo/versions/3/3.py

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+from sqlalchemy import *
+from migrate import *
+
+meta = BoundMetaData(migrate_engine)
+supermasters = Table('supermasters', meta,
+    Column('ip', String(25), nullable=False),
+    Column('nameserver', String(255), nullable=False),
+    Column('account', String(40)),
+)
+domains = Table('domains', meta,
+    Column('id', Integer, primary_key=True),
+    Column('name', String(255), nullable=False),
+    Column('master', String(20)),
+    Column('last_check', Integer),
+    Column('type', String(6), nullable=False),
+    Column('notified_serial', Integer),
+    Column('account', String(40)),
+    UniqueConstraint('name', name='name_index')
+)
+
+records = Table('records', meta,
+    Column('id', Integer, primary_key=True),
+    Column('domain_id', Integer),
+    Column('name', String(255)),
+    Column('type', String(6)),
+    Column('content', String(255)),
+    Column('ttl', Integer),
+    Column('prio', Integer),
+    Column('change_date', Integer),
+    ForeignKeyConstraint(['domain_id'], ['domains.id'],
+                         ondelete='CASCADE', name='domain_exists')
+)
+Index('domain_id', records.c.domain_id)
+Index('nametype_index', records.c.name, records.c.type)
+Index('rec_name_index', records.c.name)
+
+def upgrade():
+    supermasters.create()
+    domains.create()
+    records.create()
+
+def downgrade():
+    records.drop()
+    domains.drop()
+    supermasters.drop()