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"""moving icons to their own table
Revision ID: 25ca960a207
Revises: 19bdaa6208e
Create Date: 2015-08-03 14:36:21.626411
"""
# revision identifiers, used by Alembic.
revision = "25ca960a207"
down_revision = "19bdaa6208e"
import sqlalchemy as sa
from alembic import op
import conf
def upgrade():
op.create_table(
"icon",
sa.Column("url", sa.String(), nullable=False),
sa.Column("content", sa.String(), nullable=True),
sa.Column("mimetype", sa.String(), nullable=True),
sa.PrimaryKeyConstraint("url"),
)
op.add_column("feed", sa.Column("icon_url", sa.String(), nullable=True))
if "sqlite" not in conf.SQLALCHEMY_DATABASE_URI:
op.create_foreign_key(None, "feed", "icon", ["icon_url"], ["url"])
op.drop_column("feed", "icon")
def downgrade():
op.add_column("feed", sa.Column("icon", sa.VARCHAR(), nullable=True))
if "sqlite" not in conf.SQLALCHEMY_DATABASE_URI:
op.drop_constraint(None, "feed", type_="foreignkey")
op.drop_column("feed", "icon_url")
op.drop_table("icon")
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