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56 lines
1.7 KiB
Python
56 lines
1.7 KiB
Python
"""empty message
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Revision ID: 0809266d08ca
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Revises: e9395fe234a4
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Create Date: 2020-03-17 11:56:05.392474
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"""
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import sqlalchemy_utils
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from alembic import op
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import sqlalchemy as sa
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# revision identifiers, used by Alembic.
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revision = "0809266d08ca"
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down_revision = "e9395fe234a4"
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branch_labels = None
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depends_on = None
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def upgrade():
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# alias_used_on table
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op.alter_column("alias_used_on", "gen_email_id", new_column_name="alias_id")
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op.drop_constraint("uq_alias_used", "alias_used_on", type_="unique")
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op.create_unique_constraint(
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"uq_alias_used", "alias_used_on", ["alias_id", "hostname"]
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)
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op.drop_constraint(
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"alias_used_on_gen_email_id_fkey", "alias_used_on", type_="foreignkey"
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)
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op.create_foreign_key(
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None, "alias_used_on", "alias", ["alias_id"], ["id"], ondelete="cascade"
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)
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# client_user table
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op.alter_column("client_user", "gen_email_id", new_column_name="alias_id")
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op.drop_constraint(
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"client_user_gen_email_id_fkey", "client_user", type_="foreignkey"
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)
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op.create_foreign_key(
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None, "client_user", "alias", ["alias_id"], ["id"], ondelete="cascade"
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)
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# contact table
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op.alter_column("contact", "gen_email_id", new_column_name="alias_id")
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op.create_unique_constraint("uq_contact", "contact", ["alias_id", "website_email"])
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op.drop_constraint("uq_forward_email", "contact", type_="unique")
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op.drop_constraint("forward_email_gen_email_id_fkey", "contact", type_="foreignkey")
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op.create_foreign_key(
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None, "contact", "alias", ["alias_id"], ["id"], ondelete="cascade"
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)
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def downgrade():
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# One-way only
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# Too complex to downgrade
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raise Exception("Cannot downgrade")
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