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Merge pull request #2113 from alphagov/fix-noti-migration

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separate notification postage constraint into three separate commits
This commit is contained in:
Leo Hemsted
2018-09-27 15:48:44 +01:00
committed by GitHub
parent f73d9ef852 2b354eb5df
commit f0f54c0dff
4 changed files with 81 additions and 44 deletions
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44
migrations/versions/0230_noti_postage_constraint.py
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@@ -1,44 +0,0 @@
"""
Revision ID: 0230_noti_postage_constraint
Revises: 0229_new_letter_rates
Create Date: 2018-09-19 11:42:52.229430
"""
from alembic import op
revision = '0230_noti_postage_constraint'
down_revision = '0229_new_letter_rates'
def upgrade():
op.execute("""
ALTER TABLE notifications ADD CONSTRAINT "chk_notifications_postage_null"
CHECK (
CASE WHEN notification_type = 'letter' THEN
postage is not null and postage in ('first', 'second')
ELSE
postage is null
END
)
NOT VALID
""")
op.execute("""
ALTER TABLE notification_history ADD CONSTRAINT "chk_notification_history_postage_null"
CHECK (
CASE WHEN notification_type = 'letter' THEN
postage is not null and postage in ('first', 'second')
ELSE
postage is null
END
)
NOT VALID
""")
op.execute('ALTER TABLE notifications VALIDATE CONSTRAINT "chk_notifications_postage_null"')
op.execute('ALTER TABLE notification_history VALIDATE CONSTRAINT "chk_notification_history_postage_null"')
def downgrade():
op.drop_constraint('chk_notifications_postage_null', 'notifications', type_='check')
op.drop_constraint('chk_notification_history_postage_null', 'notification_history', type_='check')

30
migrations/versions/0230_noti_postage_constraint_1.py Normal file
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"""
Revision ID: 0230_noti_postage_constraint_1
Revises: 0229_new_letter_rates
Create Date: 2018-09-19 11:42:52.229430
"""
from alembic import op
revision = '0230_noti_postage_constraint_1'
down_revision = '0229_new_letter_rates'
def upgrade():
op.execute("""
ALTER TABLE notifications ADD CONSTRAINT "chk_notifications_postage_null"
CHECK (
CASE WHEN notification_type = 'letter' THEN
postage is not null and postage in ('first', 'second')
ELSE
postage is null
END
)
NOT VALID
""")
def downgrade():
op.drop_constraint('chk_notifications_postage_null', 'notifications', type_='check')

30
migrations/versions/0231_noti_postage_constraint_2.py Normal file
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"""
Revision ID: 0230_noti_postage_constraint_2
Revises: 0230_noti_postage_constraint_1
Create Date: 2018-09-19 11:42:52.229430
"""
from alembic import op
revision = '0230_noti_postage_constraint_2'
down_revision = '0230_noti_postage_constraint_1'
def upgrade():
op.execute("""
ALTER TABLE notification_history ADD CONSTRAINT "chk_notification_history_postage_null"
CHECK (
CASE WHEN notification_type = 'letter' THEN
postage is not null and postage in ('first', 'second')
ELSE
postage is null
END
)
NOT VALID
""")
def downgrade():
op.drop_constraint('chk_notification_history_postage_null', 'notification_history', type_='check')

21
migrations/versions/0232_noti_postage_constraint_3.py Normal file
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"""
Revision ID: 0230_noti_postage_constraint_3
Revises: 0230_noti_postage_constraint_2
Create Date: 2018-09-19 11:42:52.229430
"""
from alembic import op
revision = '0230_noti_postage_constraint_3'
down_revision = '0230_noti_postage_constraint_2'
def upgrade():
op.execute('ALTER TABLE notifications VALIDATE CONSTRAINT "chk_notifications_postage_null"')
op.execute('ALTER TABLE notification_history VALIDATE CONSTRAINT "chk_notification_history_postage_null"')
def downgrade():
pass